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BIOL 108: Human Body Final Exam

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Human Body Quiz sobre BIOL 108: Human Body Final Exam, criado por Hannah Erickson em 15-12-2017.
Hannah Erickson
Quiz por Hannah Erickson, atualizado more than 1 year ago
Hannah Erickson
Criado por Hannah Erickson mais de 6 anos atrás
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Resumo de Recurso

Questão 1

Questão
Select the following which are molecules of life:
Responda
  • Proteins
  • Lipids
  • Nucleic acids
  • Carbohydrates
  • Monosaccharides
  • Saturated fats
  • Polysaccharides
  • Non-carbon based molecules
  • Non-sugar carbohydrates

Questão 2

Questão
A farmer wants to improve crop yield in his fields by testing the effectiveness of a new pesticide available on the market. Which one of the following is the best control for this experiment?
Responda
  • A higher concentration of new pesticide used on the control field than the experimental field
  • More shade on the control field than on the experimental field
  • A lower concentration of new pesticide used on the control field than on the experimental field
  • More water on the control field than on the experimental field
  • No new pesticide used on the control field; new pesticide used only on the experimental field

Questão 3

Questão
Which of the following determines the reactivity of an atom, or likelihood of forming a bond with another atom?
Responda
  • Number of neutrons
  • Number of electrons
  • Number of protons
  • Atomic mass

Questão 4

Questão
Please organize the terms regarding scientific levels of organization from LEAST COMPLEX (1) to MOST COMPLEX (5). Each term will be used only once. 1. [blank_start]Cells[blank_end] 2. [blank_start]Tissues[blank_end] 3. [blank_start]Organs[blank_end] 4. [blank_start]Organ systems[blank_end] 5. [blank_start]Organism[blank_end]
Responda
  • 1. Cells
  • 1. Tissues
  • 1. Organs
  • 1. Organ systems
  • 1. Organism
  • 2. Tissues
  • 2. Cells
  • 2. Organs
  • 2. Organ systems
  • 2. Organism
  • 3. Organs
  • 3. Cells
  • 3. Tissues
  • 3. Organ systems
  • 3. Organism
  • 4. Organ systems
  • 4. Cells
  • 4. Tissues
  • 4. Organs
  • 4. Organism
  • 5. Organism
  • 5. Cells
  • 5. Tissues
  • 5. Organs
  • 5. Organ systems

Questão 5

Questão
The proper sequence of steps involved in the scientific method is: (1) state hypothesis, (2) observe, (3) experiment, (4) support or disprove the hypothesis.
Responda
  • True
  • False

Questão 6

Questão
A student needs information from the National Institutes of Health, a governtment agency. Which one of the following endings should (s)he look for in the Internet address?
Responda
  • .edu
  • .com
  • .gov
  • .nih
  • .org

Questão 7

Questão
Causation is easier to demonstrate than correlation.
Responda
  • True
  • False

Questão 8

Questão
"Double-blind" experiments are designed so that only subjects do not know if they are receiving the placebo or drug.
Responda
  • True
  • False

Questão 9

Questão
The most biologically important characteristic of lipids is that lipids are hydrophobic.
Responda
  • True
  • False

Questão 10

Questão
On the molecular structure of two bonded water molecules, label the following: 1. The meaning of "H" 2. The meaning of the orange, solid line 3. The meaning of the green, dashed line 4. The meaning of δ+ 5. The meaning of δ-
Image:
Molecular Structure Of Bonded Water Molecules (binary/octet-stream)
Responda
  • (1) Hydrogen
  • (1) Helium
  • (1) Holmium
  • (1) Hassium
  • (1) Hafnium
  • (4) positive charge
  • (4) negative charge
  • (2) hydrogen bond
  • (2) ionic bond
  • (2) covalent bond
  • (5) positive charge
  • (5) negative charge
  • (3) hydrogen bond
  • (3) ionic bond
  • (3) covalent bond

Questão 11

Questão
An atom is the smallest unit of an element that demonstrates all of the properties of that element.
Responda
  • True
  • False

Questão 12

Questão
Select the correct term from the drop-down box for each explanation. Each term will be used only ONCE, but NOT ALL TERMS will be used. 1. [blank_start]______[blank_end] The site of protein production in a cell 2. [blank_start]______[blank_end] Stack of flattened membranes. Site where cell products are modified and prepared for secretion from the cell 3. [blank_start]______[blank_end] Large network of membranes where lipids are synthesized 4. [blank_start]______[blank_end] Organelle that stores the genetic information of the cell 5. [blank_start]______[blank_end] Extensions of the cell membrane that increase the cell's surface area 6. [blank_start]______[blank_end] Double-membraned organelle believed to have originated through endosymbiosis 7. [blank_start]______[blank_end] Responsible for supporting the internal and external structure of the cell
Responda
  • (A) Nucleus
  • (A) Mitochondria
  • (A) Cytoplasm
  • (A) Microvilli
  • (A) Cytoskeleton
  • (A) Smooth endoplasmic reticulum
  • (A) Ribosome
  • (A) Endosymbiont
  • (A) Golgi apparatus
  • (A) Lysosome
  • (B) Nucleus
  • (B) Mitochondria
  • (B) Cytoplasm
  • (B) Microvilli
  • (B) Cytoskelton
  • (B) Smooth endoplasmic reticulum
  • (B) Ribosome
  • (B) Endosymbiont
  • (B) Golgi apparatus
  • (B) Lysosome
  • (C) Nucleus
  • (C) Mitochondria
  • (C) Cytoplasm
  • (C) Microvilli
  • (C) Cytoskeleton
  • (C) Smooth endoplasmic reticulum
  • (C) Ribosome
  • (C) Endosymbiont
  • (C) Golgi apparatus
  • (C) Lysosome
  • (D) Nucleus
  • (D) Mitochondria
  • (D) Cytoplasm
  • (D) Microvilli
  • (D) Cytoskeleton
  • (D) Smooth endoplasmic reticulum
  • (D) Ribosome
  • (D) Endosymbiont
  • (D) Golgi apparatus
  • (D) Lysosome
  • (E) Nucleus
  • (E) Mitochondria
  • (E) Cytoplasm
  • (E) Microvilli
  • (E) Cytoskeleton
  • (E) Smooth endoplasmic reticulum
  • (E) Ribosome
  • (E) Endosymbiont
  • (E) Golgi apparatus
  • (E) Lysosome
  • (F) Nucleus
  • (F) Mitochondria
  • (F) Cytoplasm
  • (F) Microvilli
  • (F) Cytoskeleton
  • (F) Smooth endoplasmic reticulum
  • (F) Ribosome
  • (F) Endosymbiont
  • (F) Golgi apparatus
  • (F) Lysosome
  • (G) Nucleus
  • (G) Mitochondria
  • (G) Cytoplasm
  • (G) Microvilli
  • (G) Cytoskeleton
  • (G) Smooth endoplasmic reticulum
  • (G) Ribosome
  • (G) Endosymbiont
  • (G) Golgi apparatus
  • (G) Lysosome

Questão 13

Questão
There are ribosomes located throughout the rough endoplasmic reticulum.
Responda
  • True
  • False

Questão 14

Questão
Organize the following types of molecular bonds from weakest (1) to strongest (2). 1. [blank_start]Hydrogen bonds[blank_end] 2. [blank_start]Ionic bonds[blank_end] 3. [blank_start]Covalent bonds[blank_end]
Responda
  • (1) Hydrogen bonds
  • (1) Ionic bonds
  • (1) Covalent bonds
  • (2) Ionic bonds
  • (2) Hydrogen bonds
  • (2) Covalent bonds
  • (3) Covalent bonds
  • (3) Ionic bonds
  • (3) Hydrogen bonds

Questão 15

Questão
[blank_start]Oxygen[blank_end] is the basis of life; it gives your body life by helping with aerobic respiration and it also bonds with hydrogen to create water. Water is essential; it makes up 60% of the human body. [blank_start]Carbohydrates[blank_end] give you the food to feed your cells; for example, animals use [blank_start]glucose[blank_end] that they get from glycogen. [blank_start]Protiens[blank_end] have many functions; some examples of these functions are assisting molecular transfers, hormones, and muscle contractions. [blank_start]Fats[blank_end] store excess energy that can eventually be used by the body. [blank_start]DNA[blank_end] provides the genetic information for a cell and is located in the nucleus of a cell. [blank_start]ATP[blank_end] provides almost all of the energy for our cells in a rapid manner.
Responda
  • (1) Oxygen
  • (1) Carbohydrate
  • (1) Protein
  • (1) Fat
  • (1) DNA
  • (1) ATP
  • (2) Carbohydrates
  • (2) Oxygen
  • (2) Proteins
  • (2) Fats
  • (2) DNA
  • (2) ATP
  • (3) glucose
  • (3) triglycerides
  • (3) phospholipids
  • (4) Protiens
  • (4) Oxygen
  • (4) Carbohydrates
  • (4) Fats
  • (4) DNA
  • (4) ATP
  • (5) Fats
  • (5) Oxygen
  • (5) Carbohydrates
  • (5) Proteins
  • (5) DNA
  • (5) ATP
  • (6) DNA
  • (6) Oxygen
  • (6) Carbohydrate
  • (6) Protein
  • (6) Fat
  • (6) ATP
  • (7) ATP
  • (7) DNA
  • (7) Oxygen
  • (7) Carbohydrate
  • (7) Protein
  • (7) Fat

Questão 16

Questão
For a gene to produce hair color, it first has to come from your [blank_start]DNA[blank_end] that your parents gave you via their [blank_start]chromosomes[blank_end]. Chromosomes hold [blank_start]DNA[blank_end] in the nucleus. The DNA codes into [blank_start]RNA[blank_end], which then creates the [blank_start]proteins[blank_end] needed to produce that hair color.
Responda
  • (1) DNA
  • (1) RNA
  • (2) chromosomes
  • (2) proteins
  • (1) ATP
  • (3) DNA
  • (3) RNA
  • (3) ATP
  • (4) RNA
  • (4) ATP
  • (5) proteins
  • (5) chromosomes

Questão 17

Questão
Organize the following steps of bone repair for a broken bone from first (1) to last (4). Please only type the number instead without any punctuation; for example, next to step one, type "1" without the quotation marks. [blank_start]4[blank_end] Osteoclasts break down bone to begin remodeling [blank_start]2[blank_end] A cartilage callous forms & holds together the 2 broken ends of bone [blank_start]1[blank_end] A blood clot forms [blank_start]3[blank_end] Osteoblasts secrete proteins to form a bony callous
Responda
  • 4
  • 2
  • 1
  • 3

Questão 18

Questão
A blood vessel is an organ.
Responda
  • True
  • False

Questão 19

Questão
Select the correct organ system from the drop-down box for each statement. Each term will be used only ONCE. There are more terms than there are blanks, so not all answers will be used. 1. [blank_start]______[blank_end] Produces hormones that regulate many body functions 2. [blank_start]______[blank_end] Detects both external and internal stimuli and coordinates responses 3. [blank_start]______[blank_end] Produces blood cells and provides structural framework for movement 4. [blank_start]______[blank_end] Maintains the volume and composition of body fluids 5. [blank_start]______[blank_end] Exchanges gases (oxygen and carbon dioxide) between air and blood 6. [blank_start]______[blank_end] Transports materials to and from all cells
Responda
  • A. Nervous system
  • A. Lymphatic system
  • A. Urinary system
  • A. Reproductive system
  • A. Circulatory system
  • A. Digestive system
  • A. Endocrine system
  • A. Skeletal system
  • A. Respiratory system
  • B. Nervous system
  • B. Lymphatic system
  • B. Urinary system
  • B. Reproductive system
  • B. Circulatory system
  • B. Digestive system
  • B. Endocrine system
  • B. Skeletal system
  • B. Respiratory system
  • C. Nervous system
  • C. Lymphatic system
  • C. Urinary system
  • C. Reproductive system
  • C. Circulatory system
  • C. Digestive system
  • C. Endocrine system
  • C. Skeletal system
  • C. Respiratory system
  • D. Nervous system
  • D. Lymphatic system
  • D. Urinary system
  • D. Reproductive system
  • D. Circulatory system
  • D. Digestive system
  • D. Endocrine system
  • D. Skeletal system
  • D. Respiratory sytem
  • E. Nervous system
  • E. Lymphatic system
  • E. Urinary system
  • E. Reproductive system
  • E. Circulatory system
  • E. Digestive system
  • E. Endocrine system
  • E. Skeletal system
  • E. Respiratory system
  • F. Nervous system
  • F. Lymphatic system
  • F. Urinary system
  • F. Reproductive system
  • F. Circulatory system
  • F. Digestive system
  • F. Endocrine system
  • F. Skeletal system
  • F. Respiratory system

Questão 20

Questão
Which of the following does not repair itself well (if at all) after an injury?
Responda
  • Cartilage
  • Bone
  • Ligament
  • Tendon

Questão 21

Questão
Synovial joints are filled with a lubricating fluid.
Responda
  • True
  • False

Questão 22

Questão
Slow twitch muscle fibers have more blood vessels than fast twitch muscle fibers.
Responda
  • True
  • False

Questão 23

Questão
Which of the following injuries has occurred when a ligament is stretched or torn?
Responda
  • Sprain
  • Strain
  • Break
  • Fracture

Questão 24

Questão
Fast-twitch muscle fibers are [blank_start]anaerobic[blank_end], and slow-twitch muscle fibers are [blank_start]aerobic[blank_end].
Responda
  • (1) anaerobic
  • (1) aerobic
  • (2) aerobic
  • (2) anaerobic

Questão 25

Questão
Which of the following types of muscle fibers is used for short bursts of activity?
Responda
  • Fast-twitch muscle fibers
  • Slow-twitch muscle fibers

Questão 26

Questão
Muscles controlling fine movements use [blank_start]small motor units[blank_end]. A small motor unit has about [blank_start]two to ten[blank_end] motor units, and a large motor unit has [blank_start]thousands[blank_end].
Responda
  • small motor units
  • large motor units
  • (1) two to ten
  • (1) thousands
  • (2) thousands
  • (2) two to ten

Questão 27

Questão
Select the following process(es) which occur(s) throughout life:
Responda
  • Bones grow in length
  • Bones grow in width
  • Bone marrow produces new blood cells
  • Bones undergo remodeling

Questão 28

Questão
Match the correct type of fracture with its appropriate description. Each blank only has one term, but since there are more terms than blanks not all terms will be used. 1. [blank_start]______[blank_end] When the neds of the bone no longer line up 2. [blank_start]______[blank_end] Partly broken, partly bent; usually happens in young children 3. [blank_start]______[blank_end] Bone fragments; shattered 4. [blank_start]______[blank_end] Many microscopic breaks
Responda
  • A. Stress fracture
  • A. Displaced
  • A. Compound
  • A. Greenstick
  • A. Comminuted
  • A. Dislocated
  • B. Stress fracture
  • B. Displaced
  • B. Compound
  • B. Greenstick
  • B. Comminuted
  • B. Dislocated
  • C. Stress fracture
  • C. Displaced
  • C. Compound
  • C. Greenstick
  • C. Comminuted
  • C. Dislocated
  • D. Stress fracture
  • D. Displaced
  • D. Compound
  • D. Greenstick
  • D. Comminuted
  • D. Dislocated

Questão 29

Questão
Match the correct type of muscle with the type of movement. Each muscle type will only be used once. 1. [blank_start]______[blank_end] Moves blood and nutrients throughout the body 2. [blank_start]______[blank_end] Moves and stabilizes the skeletal system 3. [blank_start]______[blank_end] Moves food, feces, etc.
Responda
  • A. Skeletal
  • A. Cardiac
  • A. Smooth
  • B. Cardiac
  • B. Skeletal
  • B. Smooth
  • C. Smooth
  • C. Cardiac
  • C. Skeletal

Questão 30

Questão
You would find smooth muscle in the stomach.
Responda
  • True
  • False

Questão 31

Questão
You would find cardiac muscle in the heart.
Responda
  • True
  • False

Questão 32

Questão
You would find skeletal muscle in your legs--specifically, in your femur.
Responda
  • True
  • False

Questão 33

Questão
Select the following type(s) of muscle which is/are INVOLUNTARY:
Responda
  • Cardiac muscle
  • Skeletal muscle
  • Smooth muscle

Questão 34

Questão
The four types of tissues in the body are connective tissue, epithelial tissue, muscular tissue, and cardiac tissue.
Responda
  • True
  • False

Questão 35

Questão
Complete the following table with the following information for EACH box: 1. Is ATP required? 2. Are transport proteins required?
Image:
Is Atp Required Or Are Transport Proteins Required (binary/octet-stream)
Responda
  • not possible
  • not
  • not
  • not
  • are
  • is
  • are
  • is
  • are
  • is
  • is

Questão 36

Questão
Describe the events involved in a skeletal muscle contraction. You should accurately use the following terms: actin, action potential, calcium, motor neuron, myosin, sarcomere, sarcoplasmic reticulum, sliding, and troponin. A(n) [blank_start]action potential[blank_end] moves down a [blank_start]motor neuron[blank_end] where Ach is released. This flows through the synapse to the receptors of the muscle fiber, which then allows the [blank_start]calcium ions[blank_end] to be released from the [blank_start]sarcoplasmic reticulum[blank_end] and bind. The [blank_start]actin[blank_end] and [blank_start]myosin[blank_end] of the sarcomere link to the myosin head and moves the muscle fiber into contraction. The [blank_start]sliding[blank_end] movement occurs due to the [blank_start]troponin[blank_end] and tropomyosin allowing binding sites to show.
Responda
  • action potential
  • motor neuron
  • calcium ions
  • sarcoplasmic reticulum
  • actin
  • myosin
  • sliding
  • troponin

Questão 37

Questão
Select the correct term from the drop-down box for each phrase. Each term will be used only once, but since there are more terms than blanks not all terms will be used. 1. [blank_start]______[blank_end] Develops into a cell that produces antibodies 2. [blank_start]______[blank_end] Can engulf and kill a bacterium or infected cells 3. [blank_start]______[blank_end] Fragments of cells that help form blood clots 4. [blank_start]______[blank_end] Carries most of the oxygen traveling in blood 5. [blank_start]______[blank_end] Makes up more than half of the volume of blood
Responda
  • A. B cell
  • A. T cell
  • A. Natural Killer (NK) cell
  • A. Phagocytic cell
  • A. Erythrocyte
  • A. Plasma
  • A. Platelets
  • B. B cell
  • B. T cell
  • B. Natural killer (NK) cell
  • B. Phagocytic cell
  • B. Erythrocyte
  • B. Plasma
  • B. Platelets
  • C. B cell
  • C. T cell
  • C. Natural Killer (NK) cell
  • C. Phagocytic cell
  • C. Plasma
  • C. Erythrocyte
  • C. Platelets
  • D. B cell
  • D. T cell
  • D. Natural Killer (NK) cell
  • D. Erythrocyte
  • D. Plasma
  • D, Platelets
  • D. Phagocytic cell
  • E. B cell
  • E. T cell
  • E. Natural Killer (NK) cell
  • E. Phagocytic cell
  • E. Erythrocyte
  • E. Plasma
  • E. Platelets

Questão 38

Questão
Both B cells and T cells can target specific antigens and can produce memory cells.
Responda
  • True
  • False

Questão 39

Questão
Due to menstruation, women lose more blood than men which in turn reduces their iron levels and their hematocrit.
Responda
  • True
  • False

Questão 40

Questão
Blood thinners reduce the thickness of your blood by adding a large amount of water to the bloodstream.
Responda
  • True
  • False

Questão 41

Questão
When skeletal muscles contract, they pump oxygen-depleted blood back to the heart. This is an example of venous return.
Responda
  • True
  • False

Questão 42

Questão
If you have blood type B, then select the following blood type(s) who you can GIVE blood to:
Responda
  • A
  • B
  • AB
  • O

Questão 43

Questão
If your blood type is type B, who can you RECEIVE blood from? Select all blood type(s):
Responda
  • A
  • B
  • AB
  • O

Questão 44

Questão
Three risk factors for hypertension include (but are not limited to) old age, a high-salt diet, and obesity.
Responda
  • True
  • False

Questão 45

Questão
The left ventricle contraction generates diastolic pressure, and the left ventricle relaxation generates systolic pressure.
Responda
  • True
  • False

Questão 46

Questão
Normal blood pressure is 120/80.
Responda
  • True
  • False

Questão 47

Questão
Select the correct term from the drop-down box for each statement. Each term will be used only once, but since there are more terms than statements, some terms will not be used. 1. [blank_start]______[blank_end] A blood clot that is stuck in a vessel and blocking blood flow. 2. [blank_start]______[blank_end] Low oxygen carrying capacity 3. [blank_start]______[blank_end] A circulating blood clot 4. [blank_start]______[blank_end] A general term for any inappropriate blood clot 5. [blank_start]______[blank_end] Consequence of a cerebral embolism
Responda
  • A. Embolus
  • A. Thrombus
  • A. Embolism
  • A. Myocardial infarction
  • A. Stroke
  • A. Coronary
  • A. Anemia
  • B. Embolus
  • B. Thrombus
  • B. Embolism
  • B. Myocardial infarction
  • B. Stroke
  • B. Coronary
  • B. Anemia
  • C. Embolus
  • C. Thrombus
  • C. Embolism
  • C. Myocardial infarction
  • C. Stroke
  • C. Coronary
  • C. Anemia
  • D. Embolus
  • D. Thrombus
  • D. Embolism
  • D. Myocardial infarction
  • D. Stroke
  • D. Coronary
  • D. Anemia
  • E. Embolus
  • E. Thrombus
  • E. Embolism
  • E. Myocardial infarction
  • E. Stroke
  • E. Coronary
  • E. Anemia

Questão 48

Questão
Which of the following occurs after the platelet plug forms during blood clotting?
Responda
  • The plug forms a clot that traps red blood cells.
  • The smooth muscle lining the vessels spasms, reducing blood loss.
  • Platelets recruit more platelets, causing a positive feedback loop.

Questão 49

Questão
Ebola has a high [blank_start]virulence[blank_end] but a fairly low [blank_start]transmissibility[blank_end].
Responda
  • (1) virulence
  • (1) immunity
  • (1) transmissibility
  • (2) transmissibility
  • (2) virulence
  • (2) immunity

Questão 50

Questão
Fungal pathogens are typically transmitted by vectors.
Responda
  • True
  • False

Questão 51

Questão
Antigen-presenting cells (APCs) find antigens and activate T/B cells.
Responda
  • True
  • False

Questão 52

Questão
Which of the following is NOT an example of passive immunity?
Responda
  • Antibodies crossing the placenta to the fetus
  • Antivenoms
  • Babies drinking breast milk
  • Vaccines

Questão 53

Questão
Redness, heat, swelling and pain are characteristics of [blank_start]inflammation[blank_end].
Responda
  • inflammation
  • vasoconstriction
  • T cell activation
  • immune tolerence

Questão 54

Questão
Select the following attribute(s) which is/are associated with the IMMUNE SYSTEM:
Responda
  • Organ system
  • Defends the body from pathogens
  • Regulates fluid balance
  • Includes tonsils, thymus, spleen, and lymph nodes
  • Functional system

Questão 55

Questão
Select the following attribute(s) which is/are associated with the LYMPHATIC SYSTEM:
Responda
  • Organ system
  • Defends the body from pathogens
  • Regulates fluid balance
  • Includes tonsils, thymus, spleen, and lymph nodes
  • Functional system

Questão 56

Questão
The [blank_start]innate[blank_end] immune response is activated first in response to the first encounter with a new antigen.
Responda
  • innate
  • adaptive

Questão 57

Questão
There are three different "types" of antibodies.
Responda
  • True
  • False

Questão 58

Questão
Select the appropriate pathogen for each infection/disease from the drop-down box. Each term will only be used once. 1. [blank_start]______[blank_end] Athlete's foot 2. [blank_start]______[blank_end] Tapeworms 3. [blank_start]______[blank_end] Common cold 4. [blank_start]______[blank_end] Mad cow disease 5. [blank_start]______[blank_end] Lyme disease
Responda
  • A. Animals (parasites)
  • A. Virus
  • A. Fungus
  • A. Prion
  • A. Bacteria
  • B. Animals (parasites)
  • B. Virus
  • B. Fungus
  • B. Prion
  • B. Bacteria
  • C. Animals (parasites)
  • C. Virus
  • C. Fungus
  • C. Prion
  • C. Bacteria
  • D. Animals (parasites)
  • D. Virus
  • D. Fungus
  • D. Prion
  • D. Bacteria
  • E. Animals (parasites)
  • E. Virus
  • E. Fungus
  • E. Prion
  • E. Bacteria

Questão 59

Questão
One benefit of a fever is that it can help reduce bacteria growth.
Responda
  • True
  • False

Questão 60

Questão
One risk of prolonged fever is that it can cause brain damage by causing the proteins to unfold.
Responda
  • True
  • False

Questão 61

Questão
When you first get a fever, your hypothalamus sends a signal to your brain to tell you to readjust your temperature, so you feel [blank_start]cold[blank_end] even though your internal body temperature is [blank_start]still normal[blank_end]. Once your body fully recognizes what's going on, another signal is sent by your brain to make you feel "normal" again; however, because your body was getting used to the [blank_start]"cold"[blank_end], this change causes you to feel [blank_start]hot[blank_end].
Responda
  • (1) cold
  • (1) hot
  • still normal
  • actually extremely hot
  • actually extremely cold
  • "cold"
  • "hot"
  • (4) hot
  • (4) cold

Questão 62

Questão
Which of the following structures is the site of gas exchange?
Responda
  • Larynx
  • Trachea
  • Thymus
  • Alveoli

Questão 63

Questão
Which of the following explains one reason why smokers cough more than non-smokers?
Responda
  • Nicotine inflames the bronchioles
  • Nicotine paralyzes the cilia
  • Smoking causes lower mucus production
  • They have to deal with an increased vital capacity

Questão 64

Questão
[blank_start]Tidal volume[blank_end] has the least variation.
Responda
  • Tidal volume
  • Residual volume
  • Vital capacity
  • Total lung capacity

Questão 65

Questão
White blood cells are also known as erythrocytes.
Responda
  • True
  • False

Questão 66

Questão
Label the different parts of the neuron.
Image:
Neuron (binary/octet-stream)
Responda
  • (A) axon
  • (A) cell body
  • (A) dendrite
  • (B) Axon
  • (B) Cell body
  • (B) Dendrite
  • (C) Axon
  • (C) Cell body
  • (C) Dendrite

Questão 67

Questão
The part of a neuron responsible for protein production is the
Responda
  • Cell body
  • Axon
  • Dendrite

Questão 68

Questão
Graded potentials differ from action potentials in that graded potentials
Responda
  • are self-propagating
  • are all the same based on the all-or-none principle
  • become weaker with increasing distance
  • are output signals to other cells

Questão 69

Questão
The peripheral nervous system (PNS) is
Responda
  • all nervous tissue outside the brain and spinal cord
  • only the motor output of the nervous system
  • only the nervous tissue inside the brain and spinal cord
  • only responsible for pain responses

Questão 70

Questão
Myelination (the wrapping of neuronal axons by glial cells) is responsible for
Responda
  • removing waste products from the neuron
  • providing the axon with oxygen
  • removing inappropriately-placed axons
  • providing electrical insulation for action potentials

Questão 71

Questão
White matter of the brain contains
Responda
  • clusters of cell bodies and dendrites for processing information
  • bundles of axons for transmitting information
  • the internal ganglia of the body
  • all of the above

Questão 72

Questão
The magnitude/size of the effect of a hormone depends on which of the following?
Responda
  • The speed of the receptor response
  • The rate of hormone degredation
  • The amount of hormone circulating
  • The input from the lymphatic system

Questão 73

Questão
Oligodendrocytes are similar to Schwann cells in that they both
Responda
  • Help neurons regenerate after injury
  • Are glial cells that forms a muelin sheath around axons
  • Are located in the central nervous system
  • Conduct nerve impulses

Questão 74

Questão
Select the appropriate term from the drop-down box for each definition. Each term will be used only once, but since there are more terms than definitions, not all terms will be used. 1. [blank_start]______[blank_end] The conscious part of the brain 2. [blank_start]______[blank_end] Area of the brain that modifies cerebral output 3. [blank_start]______[blank_end] Part of the brain responsible for your biological clock and body temperature 4. [blank_start]______[blank_end] Specific personality and decision-making part of the brain 5. [blank_start]_____[blank_end] System responsible for short-term memory 6. [blank_start]______[blank_end] Language center of the brain that interprets the meaning of speech
Responda
  • A. Broca's area
  • A. Wernicke's area
  • A. Diencephalon
  • A. Brainstem
  • A. Cerebrum
  • A. Cerebellum
  • A. Somatosensory area
  • A. Prefrontal cortex
  • A. Limbic system
  • A. Ventricular system
  • B. Broca's area
  • B. Wernicke's area
  • B. Diencephalon
  • B. Brainstem
  • B. Cerebrum
  • B. Cerebellum
  • B. Somatosensory area
  • B. Prefrontal cortex
  • B. Limbic system
  • B. Ventricular system
  • C. Broca's area
  • C. Wernicke's area
  • C. Diencephalon
  • C. Brainstem
  • C. Cerebrum
  • C. Cerebellum
  • C. Somatosensory area
  • C. Prefrontal cortex
  • C. Limbic system
  • C. Ventricular system
  • D. Broca's area
  • D. Wernicke's area
  • D. Diencephalon
  • D. Brainstem
  • D. Cerebrum
  • D. Cerebellum
  • D. Somatosensory area
  • D. Prefrontal cortex
  • D. Limbic system
  • D. Ventricular system
  • E. Broca's area
  • E. Wernicke's area
  • E. Diencephalon
  • E. Brainstem
  • E. Cerebrum
  • E. Cerebellum
  • E. Somatosensory area
  • E. Prefrontal cortex
  • E. Limbic system
  • E. Ventricular system
  • F. Broca's area
  • F. Wernicke's area
  • F. Diencephalon
  • F. Brainstem
  • F. Cerebrum
  • F. Cerebellum
  • F. Somatosensory area
  • F. Prefrontal cortex
  • F. Limbic system
  • F. Ventricular system

Questão 75

Questão
In general, people are left- or right-brained depending on their personality.
Responda
  • True
  • False

Questão 76

Questão
Label the regions of the brain.
Image:
Brain Cross Section (binary/octet-stream)
Responda
  • (A) Cerebrum
  • (A) Cerebellum
  • (A) Brainstem
  • (A) Diencephalon
  • (B) Cerebrum
  • (B) Cerebellum
  • (B) Diencephalon
  • (B) Brainstem
  • (C) Cerebrum
  • (C) Cerebellum
  • (C) Diencephalon
  • (C) Brainstem
  • (D) Brainstem
  • (D) Diencephalon
  • (D) Cerebrum
  • (D) Cerebellum

Questão 77

Questão
Hormones are involved in maintaining circadian rhythm (melatonin) as well as regulating glucose in the bloodstream (glucagon and insulin).
Responda
  • True
  • False

Questão 78

Questão
Select the correct term from the drop-down box for each definition. Terms may be used once or not at all. 1. [blank_start]______[blank_end] Visible portion of the outer ear 2. [blank_start]______[blank_end] Eardrum 3. [blank_start]______[blank_end] Connects the middle ear to the throat to equalize air pressure 4. [blank_start]______[blank_end] Where sound is converted from vibrations to action potentials 5. [blank_start]______[blank_end] One component of the vestibular apparatus of the inner ear 6. [blank_start]______[blank_end] Ringing in the ears 7. [blank_start]______[blank_end] Malleus, incus, and stapes
Responda
  • (A) Pharyngotympanic tube
  • (A) Auditory ossicles
  • (A) Oval window
  • (A) Tympanic membrane
  • (A) Pinna
  • (A) Auditory canal
  • (A) Semicircular canals
  • (A) Cochlea
  • (A) Tinnitus
  • (B) Pharyngotympanic tube
  • (B) Auditory ossicles
  • (B) Oval window
  • (B) Tympanic membrane
  • (B) Pinna
  • (B) Auditory canal
  • (B) Semicircular canals
  • (B) Cochlea
  • (B) Tinnitus
  • (C) Pharyngotympanic tube
  • (C) Auditory ossicles
  • (C) Oval window
  • (C) Tympanic membrane
  • (C) Pinna
  • (C) Auditory canal
  • (C) Semicircular canals
  • (C) Cochlea
  • (C) Tinnitus
  • (D) Pharyngotympanic tube
  • (D) Auditory ossicles
  • (D) Oval window
  • (D) Tympanic membrane
  • (D) Pinna
  • (D) Auditory canal
  • (D) Semicircular canals
  • (D) Cochlea
  • (D) Tinnitus
  • (E) Pharyngotympanic tube
  • (E) Auditory ossicles
  • (E) Oval window
  • (E) Tympanic membrane
  • (E) Pinna
  • (E) Auditory canal
  • (E) Semicircular canals
  • (E) Cochlea
  • (E) Tinnitus
  • (F) Pharyngotympanic tube
  • (F) Auditory ossicles
  • (F) Oval window
  • (F) Tympanic membrane
  • (F) Pinna
  • (F) Auditory canal
  • (F) Semicircular canals
  • (F) Cochlea
  • (F) Tinnitus
  • (G) Pharyngotympanic tube
  • (G) Auditory ossicles
  • (G) Oval window
  • (G) Tympanic membrane
  • (G) Pinna
  • (G) Auditory canal
  • (G) Semicircular canals
  • (G) Cochlea
  • (G) Tinnitus

Questão 79

Questão
Select the correct term from the drop-down box for each definition. Terms may be used once or not at all. 1. [blank_start]______[blank_end] Middle layer of the eye that contains the iris 2. [blank_start]______[blank_end] Center region of the retina with the highest density of photoreceptors 3. [blank_start]______[blank_end] White part of the eye 4. [blank_start]______[blank_end] Thin vascularized membrane of the outer eye 5. [blank_start]______[blank_end] Retinal cells that allow us to see color 6. [blank_start]______[blank_end] Portion of the eye responsible for the majority of light bending 7. [blank_start]______[blank_end] Elasticity of this part of the eye decreases with age 8. [blank_start]______[blank_end] Farsightedness
Responda
  • A. Hyperopia
  • A. Myopia
  • A. Lens
  • A. Optic disk
  • A. Macula
  • A. Cornea
  • A. Selera
  • A. Uvea
  • A. Conjunctiva
  • A. Rods
  • A. Cones
  • B. Hyperopia
  • B. Myopia
  • B. Lens
  • B. Optic disk
  • B. Macula
  • B. Cornea
  • B. Selera
  • B. Uvea
  • B. Conjunctiva
  • B. Rods
  • B. Cones
  • C. Hyperopia
  • C. Myopia
  • C. Lens
  • C. Optic disk
  • C. Macula
  • C. Cornea
  • C. Selera
  • C. Uvea
  • C. Conjunctiva
  • C. Rods
  • C. Cones
  • D. Hyperopia
  • D. Myopia
  • D. Lens
  • D. Optic disk
  • D. Macula
  • D. Cornea
  • D. Selera
  • D. Uvea
  • D. Conjunctiva
  • D. Rods
  • D. Cones
  • E. Hyperopia
  • E. Myopia
  • E. Lens
  • E. Optic disk
  • E. Macula
  • E. Cornea
  • E. Selera
  • E. Uvea
  • E. Conjunctiva
  • E. Rods
  • E. Cones
  • F. Hyperopia
  • F. Myopia
  • F. Lens
  • F. Optic disk
  • F. Macula
  • F. Cornea
  • F. Selera
  • F. Uvea
  • F. Conjunctiva
  • F. Rods
  • F. Cones
  • G. Hyperopia
  • G. Myopia
  • G. Lens
  • G. Optic disk
  • G. Macula
  • G. Cornea
  • G. Selera
  • G. Uvea
  • G. Conjunctiva
  • G. Rods
  • G. Cones
  • hyperopia
  • myopia

Questão 80

Questão
Select the following characteristic(s) or the NERVOUS SYSTEM:
Responda
  • Uses electrical signals
  • Signals circulate in the blood
  • Coordinates responses in the body
  • Slow start and stop (seconds to weeks)

Questão 81

Questão
Select the following characteristic(s) of the ENDOCRINE SYSTEM:
Responda
  • Uses electrical signals
  • Signals circulate in the blood
  • Coordinates responses within the body
  • Slow start and stop (seconds to weeks)

Questão 82

Questão
Select the following characteristic(s) of STEROID HORMONES:
Responda
  • lipid-soluble (hydrophobic)
  • receptors are present on the outside of the target cell membrane
  • examples include estrogen, testosterone, and cortisol
  • usually stimulate DNA to make RNA to make protein
  • typically larger hormones

Questão 83

Questão
Select the following characteristic(s) of NON-STEROID HORMONES:
Responda
  • lipid-soluble (hydrophobic)
  • receptors are present on the outside of the target cell membrane
  • examples include estrogen, testosterone, and cortisol
  • usually stimulate DNA to make RNA to make protein
  • typically larger hormones

Questão 84

Questão
Select the appropriate term for each definition. All terms will be used once. 1. [blank_start]______[blank_end] Produced by the pancreatic beta cells to lower blood sugar 2. [blank_start]______[blank_end] Produced by the anterior pituitary and stimulates cell division 3. [blank_start]______[blank_end] Produced by the pineal gland to regulate circadian rhythm 4. [blank_start]______[blank_end] Produced by the adrenal medulla and is part of the "fight or flight" response 5. [blank_start]______[blank_end] Produced by the thyroid gland to lower blood calcium levels 6. [blank_start]______[blank_end] Produced by the pancreatic alpha cells to raise blood sugar 7. [blank_start]______[blank_end] Produced by the adrenal cortex and decreases the immune response 8. [blank_start]______[blank_end] Produced by the posterior pituitary and reduces the amount of water lost in urine 9. [blank_start]______[blank_end] Produced by the parathyroid gland to increase blood calcium levels
Responda
  • A. Calcitonin
  • A. Glucagon
  • A. Epinephrine
  • A. Human growth hormone (hGH)
  • A. Parathyroid hormone (PTH)
  • A. Melatonin
  • A. Cortisol
  • A. Insulin
  • A. Antidiuretic hormone (ADH)
  • B. Calcitonin
  • B. Glucagon
  • B. Epinephrine
  • B. Human growth hormone (hGH)
  • B. Parathyroid hormone (PTH)
  • B. Melatonin
  • B. Cortisol
  • B. Insulin
  • B. Antidiuretic hormone (ADH)
  • C. Calcitonin
  • C. Glucagon
  • C. Epinephrine
  • C. Human growth hormone (hGH)
  • C. Parathyroid hormone (PTH)
  • C. Melatonin
  • C. Cortisol
  • C. Insulin
  • C. Antidiuretic hormone
  • D. Calcitonin
  • D. Glucagon
  • D. Epinephrine
  • D. Human growth hormone (hGH)
  • D. parathyroid hormone (PTH)
  • D. Melatonin
  • D. Cortisol
  • D. Insulin
  • D. Antidiuretic hormone (ADH)
  • E. Calcitonin
  • E. Glucagon
  • E. Epinephrine
  • E. hGH
  • E. PTH
  • E. Melatonin
  • E. Cortisol
  • E. Insulin
  • E. ADH
  • F. Calcitonin
  • F. Glucagon
  • F. Epinephrine
  • F. hGH
  • F. PTH
  • F. Melatonin
  • F. Cortisol
  • F. Insulin
  • F. ADH
  • G. Calcitonin
  • G. Glucagon
  • G. Epinephrine
  • G. hGH
  • G. PTH
  • G. Melatonin
  • G. Cortisol
  • G. Insulin
  • G. ADH
  • H. Calcitonin
  • H. Glucagon
  • H. Epinephrine
  • H. hGH
  • H. PTH
  • H. Melatonin
  • H. Cortisol
  • H. Insulin
  • H. ADH
  • I. Calcitonin
  • I. Glucagon
  • I. Epinephrine
  • I. hGH
  • I. PTH
  • I. Melatonin
  • I. Cortisol
  • I. Insulin
  • I. ADH

Questão 85

Questão
Type I Diabetes is an autoimmune condition.
Responda
  • True
  • False

Questão 86

Questão
Lateralization is the tendency for some neural functions or cognitive processes to be more dominant in one hemisphere than in the other.
Responda
  • True
  • False

Questão 87

Questão
The main function of the digestive system is to detoxify the body.
Responda
  • True
  • False

Questão 88

Questão
________ is the process of releasing substances from cells into the lumen of the gut.
Responda
  • digestion
  • secretion
  • absorption

Questão 89

Questão
______ occurs when smooth muscle in front of a bolus relaxes, and contracts behind.
Responda
  • Peristalsis
  • Sweeping
  • Absorption
  • Segmentation

Questão 90

Questão
Which of the following occurs in the mouth?
Responda
  • mechanical digestion
  • chemical digestion
  • secretion
  • all of these

Questão 91

Questão
Acid reflux, the backflow of stomach fluid into the esophagus, most commonly occurs due to
Responda
  • eating the wrong things
  • an improperly functioning lower esophageal sphincter
  • an improperly functioning pyloric sphincter
  • stomach cancer

Questão 92

Questão
Pepsin and lipases are present in gastric juice to break down proteins and lipids, respectively.
Responda
  • True
  • False

Questão 93

Questão
Gastric juice contains hydrochloric acid (HCl) that unfolds proteins and inhibits bacterial growth.
Responda
  • True
  • False

Questão 94

Questão
Gastric juice contains mucus to protect the cells lining the stomach from acid.
Responda
  • True
  • False

Questão 95

Questão
The majority of nutrient and water absorption occurs in the [blank_start]small intestine[blank_end].
Responda
  • small intestine
  • large intestine
  • stomach
  • appendix

Questão 96

Questão
A normal gastric emptying time is [blank_start]2 to 6[blank_end] hours.
Responda
  • 2 to 6
  • less than 1
  • less than 2
  • 6 to 10

Questão 97

Questão
The most common cause of peptic ulcers, or open sores of the stomach's mucosal lining, is
Responda
  • bacterial infection
  • stomach cancer
  • vitamin overconsumption
  • stress

Questão 98

Questão
The majority of feces is
Responda
  • indigestible material
  • water
  • bacteria (dead or alive)
  • enzymes

Questão 99

Questão
Amylases (salivary and pancreatic) are the main contributors to the breakdown of
Responda
  • polysaccharides
  • proteins
  • lipids

Questão 100

Questão
A main function of the urinary system is to maintain fluid volume of the lymphatic vessels.
Responda
  • True
  • False

Questão 101

Questão
Women are more likely to develop urinary tract infections (UTIs) than men because
Responda
  • women have a shorter urethra
  • women have a longer urethra
  • women have a smaller bladder
  • women have a larger bladder

Questão 102

Questão
The [blank_start]ureter[blank_end] is a tube-like connection that supports the flow of urine from the kidney to the bladder.
Responda
  • ureter
  • urethra
  • vas (ductus) deferens
  • oviduct

Questão 103

Questão
The corpus luteum develops in the [blank_start]ovary[blank_end] from the [blank_start]ruptured follicle[blank_end].
Responda
  • ovary
  • uterus
  • ruptured follicle
  • ovulated follicle
  • immature oocyte
  • embryo

Questão 104

Questão
Put the following organs and structures in order (1-8) from the first place where food enters the body (1) to the last place where waste exits (8).
Image:
Digestive Tract (binary/octet-stream)
Responda
  • 4
  • 2
  • 1
  • 8
  • 6
  • 7
  • 5
  • 3

Questão 105

Questão
Select the correct term from the drop-down box for each definition/statement. Each term will be used only once. 1. [blank_start]______[blank_end] Responsible for the movement of food/chyme/feces 2. [blank_start]______[blank_end] Anchors the gut to the surrounding tissue 3. [blank_start]______[blank_end] Only layer capable of absorption 4. [blank_start]______[blank_end] Contains blood vessels to carry away absorbed nutrients
Responda
  • A. Submucosa
  • A. Mucosa
  • A. Muscularis externa
  • A. Serosa/adventitia
  • B. Serosa/adventitia
  • B. Submucosa
  • B. Mucosa
  • B. Muscularis externa
  • C. Mucosa
  • C. Submucosa
  • C. Muscularis externa
  • C. Serosa/adventitia
  • D. Submucosa
  • D. Mucosa
  • D. Serosa/adventitia
  • D. Muscularis externa

Questão 106

Questão
The mucosa is highly folded to increase its surface area.
Responda
  • True
  • False

Questão 107

Questão
Select the correct term from the drop-down box for each definition. Each term will only be used once, but since there are more terms than definitions, not all terms will be used. 1. [blank_start]______[blank_end] Stores/concentrates bile 2. [blank_start]______[blank_end] Major function is to produce digestive enzymes 3. [blank_start]______[blank_end] Processes/stores nutrients absorbed by the small intestine 4. [blank_start]______[blank_end] Small pouch extending from the cecum.
Responda
  • A. Liver
  • A. Appendix
  • A. Gallbladder
  • A. Pancreas
  • A. Large intestine
  • B. Liver
  • B. Appendix
  • B. Gallbladder
  • B. Pancreas
  • B. Large intestine
  • C. Liver
  • C. Appendix
  • C. Gallbladder
  • C. Pancreas
  • C. large intestine
  • D. Liver
  • D. Gallbladder
  • D. Appendix
  • D. Pancreas
  • D. Large intestine

Questão 108

Questão
Three main functions of the liver are that it processes/stores nutrients absorbed by the small intestine, it cleans/detoxifies blood, and it makes bile.
Responda
  • True
  • False

Questão 109

Questão
Select the appropriate term from the drop-down box for each statement. Each term will be used once, but since there are more terms than statements, not all terms will be used. 1. [blank_start]______[blank_end] GI disorder that results from lacking an enzyme to digest a particular molecule 2. [blank_start]______[blank_end] GI disorder that results from T cells and/or other antibodies attacking a molecule in food 3. [blank_start]______[blank_end] Noncancerous growths 4. [blank_start]______[blank_end] Specific disorder where immune system responds to gluten by destroying small intestine microvilli 5. [blank_start]_____[blank_end] Inflammation of the liver 6. [blank_start]______[blank_end] Weakness of the large intestine wall
Responda
  • A. Hepatitis
  • A. Diverticulosis
  • A. Polyps
  • A. Celiac disease
  • A. Food allergy
  • A. Food intolerance
  • A. Food sensitivity
  • B. Hepatitis
  • B. Diverticulosis
  • B. Polyps
  • B. Celiac disease
  • B. Food allergy
  • B. Food intolerance
  • B. Food sensitivity
  • C. Hepatitis
  • C. Diverticulosis
  • C. Polyps
  • C. Celiac disease
  • C. Food allergy
  • C. Food intolerance
  • C. Food sensitivity
  • D. Hepatitis
  • D. Diverticulosis
  • D. Polyps
  • D. Celiac disease
  • D. Food allergy
  • D. Food intolerance
  • D. Food sensitivity
  • E. Hepatitis
  • E. Diverticulosis
  • E. Polyps
  • E. Celiac disease
  • E. Food allergy
  • E. Food intolerance
  • E. Food sensitivity
  • F. Hepatitis
  • F. Diverticulosis
  • F. Polyps
  • F. Celiac disease
  • F. Food allergy
  • F. Food sensitivity
  • F. Food intolerance

Questão 110

Questão
Select the appropriate term from the drop-down box for each statement. Each term will be used once, but since there are more terms than statements, not all terms will be used. 1. [blank_start]______[blank_end] Inner epithelial lining of the uterus where embryo implants 2. [blank_start]______[blank_end] Where immature oocytes develop within the ovary 3. [blank_start]______[blank_end] Narrow part of the uterus that extends slightly into the vagina 4. [blank_start]______[blank_end] Hollow muscular organ that is continuous with external genitalia 5. [blank_start]______[blank_end] Typical site of egg fertilization 6. [blank_start]______[blank_end] Most commoon type of ectopic pregnancy
Responda
  • A. Cervix
  • A. Uterus
  • A. Vagina
  • A. Oviduct
  • A. Follicle
  • A. Myometrium
  • A. Endometrium
  • A. Ampullar
  • A. Intramural
  • B. Cervix
  • B. Uterus
  • B. Vagina
  • B. Oviduct
  • B. Follicle
  • B. Myometrium
  • B. Endometrium
  • B. Ampullar
  • B. Intramural
  • C. Cervix
  • C. Uterus
  • C. Vagina
  • C. Oviduct
  • C. Follicle
  • C. Myometrium
  • C. Endometrium
  • C. Intramural
  • C. Ampullar
  • D. Cervix
  • D. Uterus
  • D. Vagina
  • D. Oviduct
  • D. Myometrium
  • D. Endometrium
  • D. Intramural
  • D. Ampullar
  • E. Cervix
  • E. Uterus
  • E. Vagina
  • E. Oviduct
  • E. Follicle
  • E. Myometrium
  • E. Endometrium
  • E. Intramural
  • E. Ampullar
  • F. Cervix
  • F. Vagina
  • F. Oviduct
  • F. Uterus
  • F. Follicle
  • F. Myometrium
  • F. Endometrium
  • F. Intramural
  • F. Ampullar

Questão 111

Questão
Select the appropriate term from the drop-down box for each statement. Two of the three terms will be used. 1. [blank_start]______[blank_end] Hormone secreted by the embryo that tells the corpus luteum to remain alive 2. [blank_start]______[blank_end] Hormone secreted by the pituitary gland that stimulates ovulation
Responda
  • A. Follicle stimulating hormone (FSH)
  • A. Luteinizing hormone (LH)
  • A. Human chorionic gonadotropin (hcg)
  • B. follicle stimulating hormone (FSH)
  • B. luteinizing hormone (LH)
  • B. human chorionic gonadotropin (hcg)

Questão 112

Questão
Luteinizing hormone (LH) is secreted by the pituitary gland, which causes testosterone to remain in the testes longer.
Responda
  • True
  • False

Questão 113

Questão
Using the figure of meiosis, please write a number (for steps 1-3) or letter (for cells A-D) in the blanks below. There may be multiple answers per blank. 1. [blank_start]______[blank_end] Step where DNA replicates 2. [blank_start]______[blank_end] First cell that is haploid 3. [blank_start]______[blank_end] Division step that is identical to mitosis 4. [blank_start]______[blank_end] Daughter cells 5. [blank_start]______[blank_end] Diploid cells
Image:
Meiosis (binary/octet-stream)
Responda
  • 1
  • C
  • 2
  • C, D
  • A, B

Questão 114

Questão
The urethra also carries urine outside the body.
Responda
  • True
  • False

Questão 115

Questão
The epididymis is cut and tied during a vasectomy.
Responda
  • True
  • False

Questão 116

Questão
The testis is the site of meiosis.
Responda
  • True
  • False

Questão 117

Questão
The urethra contains tightly-packed seminiferous tubules.
Responda
  • True
  • False

Questão 118

Questão
Sperm develop mobility in the epididymis.
Responda
  • True
  • False

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