Kegen Sullivan
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Final Prep from quiz 1 and 2

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Kegen Sullivan
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FINAL

Question 1 of 99

1

Which pigment of skin is responsible for a dark brown/black color and absorbs UV rays to protect DNA?

Select one of the following:

  • hemoglobin

  • melanin

  • carotene

  • keratin

Explanation

Question 2 of 99

1

Which layer of skin contains dead skin cells?

Select one of the following:

  • stratum spinosum

  • stratum basale

  • stratum corneum

  • stratum granulosum

Explanation

Question 3 of 99

1

Which layer of skin contains ridges and sweat pores that give us fingerprints?

Select one of the following:

  • dermis

  • epidermis

  • hypodermis

Explanation

Question 4 of 99

1

This layer of skin does not contain blood vessels:

Select one of the following:

  • dermis

  • epidermis

  • hypodermis

Explanation

Question 5 of 99

1

Which type of gland secretes sebum into a hair follicle?

Select one of the following:

  • eccrine

  • apocrine

  • merocrine

  • sebaceous

Explanation

Question 6 of 99

1

Which sweat glands are found in the axillary and anogenital regions (may act as pheromones)?

Select one of the following:

  • apocrine

  • eccrine

  • sebaceous

  • mammary

Explanation

Question 7 of 99

1

In which ways does the skin maintain homeostasis of internal body temperature when a person is TOO HOT?

Select one of the following:

  • the nervous system activates sweat glands

  • dilation of dermal blood vessels

  • contraction of arrector pili

  • A and B

Explanation

Question 8 of 99

1

Which of these types of tissues is responsible for movement?

Select one of the following:

  • connective

  • muscle

  • nervous

  • epithelial

Explanation

Question 9 of 99

1

Where is simple squamous epithelium found?

Select one of the following:

  • lungs

  • bladder

  • digestive tract

  • intervertebral discs

Explanation

Question 10 of 99

1

Which of these is a distinguishing apical surface feature of psuedostratified columnar epithelium?

Select one of the following:

  • microvilli

  • cilia

  • goblet cell

  • none of these

Explanation

Question 11 of 99

1

Where is transitional epithelium found?

Select one of the following:

  • lungs

  • bladder

  • digestive tract

  • intervertebral discs

Explanation

Question 12 of 99

1

Goblet cells release

Select one of the following:

  • sebum

  • sweat

  • mucus

  • enzymes

Explanation

Question 13 of 99

1

The type of tissue responsible for support, protection, binding, fat storage, and blood transport is:

Select one of the following:

  • epithelial

  • connective

  • muscle

  • nervous

Explanation

Question 14 of 99

1

What do mast cells release that contributes to the symptoms of allergies?

Select one of the following:

  • histamine

  • platelets

  • hormones

  • macrophages

Explanation

Question 15 of 99

1

Which type of connective tissue fiber is the strongest?

Select one of the following:

  • collagen

  • reticular

  • elastic

Explanation

Question 16 of 99

1

Which type of connective tissue fiber can be stretched easily and recoil?

Select one of the following:

  • elastic

  • collagen

  • reticular

Explanation

Question 17 of 99

1

Which type of connective tissue fibers lends delicate support to soft organs?

Select one of the following:

  • collagen

  • reticular

  • elastic

Explanation

Question 18 of 99

1

_______________ connective tissue stores fat.

Select one of the following:

  • adipose

  • areolar

  • dense

Explanation

Question 19 of 99

1

Which type of cartilage is the most abundant and found in the ribs and ends of long bones?

Select one of the following:

  • hyaline

  • elastic

  • fibrocartilage

Explanation

Question 20 of 99

1

Which type of cartilage is the strongest, containing the most collagen fibers, and is found in the vertebral column?

Select one of the following:

  • elastic

  • fibrocartilage

  • hyaline

Explanation

Question 21 of 99

1

Which of these statements about cartilage is false:

Select one of the following:

  • it is avascular

  • it is made of mostly water

  • it receives nourishment from a perichondrium

  • all of these are true

Explanation

Question 22 of 99

1

Which of these is not in blood?

Select one of the following:

  • red blood cells

  • white blood cells

  • platelets

  • plasma

  • these are all in blood

Explanation

Question 23 of 99

1

Which of these muscle tissues is under voluntary control?

Select one of the following:

  • cardiac

  • smooth

  • skeletal

Explanation

Question 24 of 99

1

Where is smooth muscle found?

Select one of the following:

  • brain

  • heart

  • spine

  • digestive organs

Explanation

Question 25 of 99

1

According to shape, the bones of the skull are:

Select one of the following:

  • short bones

  • long bones

  • flat bones

  • irregular bones

Explanation

Question 26 of 99

1

Which feature of bone helps reduce the bone's weight?

Select one of the following:

  • epiphyseal plate

  • osteon

  • marrow

  • trabeculae

Explanation

Question 27 of 99

1

The Haversian (central) canal contains:

Select one of the following:

  • marrow

  • blood vessels

  • nerve fibers

  • B and C

Explanation

Question 28 of 99

1

Which of these bones forms via intramembranous ossification?

Select one of the following:

  • humerus

  • skull

  • femur

  • patella

Explanation

Question 29 of 99

1

Bone cells that are responsible for secreting bone matrix are called:

Select one of the following:

  • osteoclasts

  • osteoblasts

  • osteocytes

  • chondroblasts

Explanation

Question 30 of 99

1

The disease in which osteoclast activity outweighs osteoblast activity is:

Select one of the following:

  • Osteomalacia

  • Osteoporosis

  • Paget's

  • Rickett's

Explanation

Question 31 of 99

1

Which hormone is responsible for normal bone growth and development?

Select one of the following:

  • growth hormone

  • testosterone and estrogen

  • insulin

  • A and B

Explanation

Question 32 of 99

1

Yellow marrow stores:

Select one of the following:

  • fat

  • red blood cells

  • platelets

  • white blood cells

Explanation

Question 33 of 99

1

Where is red marrow primarily found?

Select one of the following:

  • medullary cavity

  • spongy bone

  • compact bone

  • epiphyseal plate

Explanation

Question 34 of 99

1

The striations of skeletal muscle form a repeating pattern of units called:

Select one of the following:

  • sarcomeres

  • myofibrils

  • tendons

  • osteons

Explanation

Question 35 of 99

1

Thick filaments are made of the protein:

Select one of the following:

  • troponin

  • tropomyosin

  • actin

  • myosin

Explanation

Question 36 of 99

1

What is a cross bridge?

Select one of the following:

  • when a nerve impulse travels to a muscle fiber to cause contraction

  • when a myosin head binds to an actin filament

  • when a neurotransmitter is release in the synaptic cleft

  • none of these

Explanation

Question 37 of 99

1

Which protein in a muscle cells stores oxygen?

Select one of the following:

  • actin

  • myosin

  • hemoglobin

  • myoglobin

Explanation

Question 38 of 99

1

Which ion is needed for muscle contraction to occur?

Select one of the following:

  • sodium

  • calcium

  • chloride

  • potassium

Explanation

Question 39 of 99

1

What does the sliding filament theory say?

Select one of the following:

  • thick and thin filaments do not really change in length

  • the thin filaments slide over the thick filaments

  • the thick filaments slide over the thin filaments

  • A and B

Explanation

Question 40 of 99

1

Which neurotransmitter is responsible for muscle contraction?

Select one of the following:

  • adensosine

  • serotonin

  • GABA

  • acetylcholine

Explanation

Question 41 of 99

1

An Olympic sprinter will have more:

Select one of the following:

  • fast twitch fibers

  • slow twitch fibers

Explanation

Question 42 of 99

1

When a muscle fiber cannot relax, ______________ occurs.

Select one of the following:

  • summation

  • twitch

  • tetanus

  • none of these

Explanation

Question 43 of 99

1

Which of these statements about smooth muscle contraction is false:

Select one of the following:

  • Smooth muscle is slower to contract and relax than skeletal muscle.

  • Smooth muscle can maintain a forceful contraction longer

  • Smooth muscle fibers can change length without changing tautness

  • Smooth muscle fibers are striated

Explanation

Question 44 of 99

1

Intercalated discs are unique to:

Select one of the following:

  • smooth muscle

  • skeletal muscle

  • cardiac muscle

Explanation

Question 45 of 99

1

_______________ of a muscle decreases an angle, while ______________ increase an angle.

Select one of the following:

  • rotation, extension

  • adduction, flexion

  • flexion, extension

  • extension, flexion

Explanation

Question 46 of 99

1

ATP is needed for:

Select one of the following:

  • contraction

  • relaxation

  • both

Explanation

Question 47 of 99

1

Which of these muscles is not responsible for facial expression?

Select one of the following:

  • Deltoid

  • Buccinator

  • Orbicularis oris

  • Epicranius

Explanation

Question 48 of 99

1

Which of these muscles is not responsible for moving the arm?

Select one of the following:

  • Teres major

  • Pectoralis major

  • Deltoid

  • Gastrocnemius

Explanation

Question 49 of 99

1

Which of these muscles is not responsible for moving the forearms?

Select one of the following:

  • Triceps brachii

  • Brachialis

  • Soleus

  • Biceps brachii

Explanation

Question 50 of 99

1

Which of these muscles is not in the lower leg?

Select one of the following:

  • Gastrocnemius

  • Soleus

  • Tibialis anterior

  • Gluteus maximux

Explanation

Question 51 of 99

1

Order the following structures from smallest to largest:

Select one of the following:

  • molecules---atoms----organelle----cell---tissue

  • atoms---molecules---organelle---cell---tissue

  • tissue---cell---organelle---molecules---atoms

  • cell-organelle---molecules---atoms

Explanation

Question 52 of 99

1

Which of these is not a requirement of an organism?

Select one of the following:

  • water

  • food

  • oxygen

  • pressure

  • these are all requirements

Explanation

Question 53 of 99

1

An example of negative feedback is:

Select one of the following:

  • a high body temperature provokes shivering to warm up

  • oxytocin induces uterine contractions

  • a high body temperature provokes sweating to cool off

  • platelets provoke further bloodclotting

Explanation

Question 54 of 99

1

The parietal and visceral pleura is found around the:

Select one of the following:

  • Heart

  • Digestive organs

  • Lungs

  • Reproductive organs

Explanation

Question 55 of 99

1

Which of these organs is not found in the thoracic cavity?

Select one of the following:

  • heart

  • lung

  • stomach

  • bladder

  • C and D

Explanation

Question 56 of 99

1

A frontal (coronal) plane divides the body into:

Select one of the following:

  • superior and inferior parts

  • right and left parts

  • anterior and posterior parts

  • oblique parts

Explanation

Question 57 of 99

1

The brain, spinal cord, and nerves make up the:

Select one of the following:

  • nervous system

  • cardiovascular system

  • urinary system

  • respiratory system

Explanation

Question 58 of 99

1

The sternum is __________ to the arms.

Select one of the following:

  • inferior

  • lateral

  • medial

  • superior

Explanation

Question 59 of 99

1

The ankle is _______ to the knee.

Select one of the following:

  • proximal

  • posterior

  • distal

  • lateral

Explanation

Question 60 of 99

1

Patellar is a regional term referring to the:

Select one of the following:

  • back

  • elbow

  • knee

  • ear

Explanation

Question 61 of 99

1

******* Oxygen has 8 protons and 8 neutrons********

What is oxygen's atomic number?

Select one of the following:

  • 2

  • 4

  • 16

  • 8

Explanation

Question 62 of 99

1

******** Oxygen has 8 protons and 8 neutrons ********

What is oxygen's atomic weight?

Select one of the following:

  • 4

  • 2

  • 8

  • 16

Explanation

Question 63 of 99

1

******** Oxygen has 8 protons and 8 neutrons ********

How many electrons does oxygen have?

Select one of the following:

  • 8

  • 16

  • 4

  • 2

Explanation

Question 64 of 99

1

An atom that has the same number or protons but different number of neutrons is call a(n):

Select one of the following:

  • ion

  • cation

  • anion

  • isotope

Explanation

Question 65 of 99

1

A(n) ______________ bond is formed when electrons are transferred between atoms, resulting in one atom that lost an electron and one atom that gained an electron.

Select one of the following:

  • hydrogen

  • ionic

  • covalent

  • polar covalent

Explanation

Question 66 of 99

1

The chemical bond between atoms that equally share electrons is called a ___________ bond.

Select one of the following:

  • hydrogen

  • polar covalent

  • covalent

  • ionic

Explanation

Question 67 of 99

1

In sodium chloride, Na+ Cl-, the anion is ________ and the cation is ________.

Select one of the following:

  • sodium, chloride

  • chloride, sodium

Explanation

Question 68 of 99

1

Which of these is an example of a synthesis reaction?

Select one of the following:

  • amino acids joining to make a protein

  • glucose molecules joining together to make glycogen

  • glycogen breaking down to form glucose molecules

  • A and B

Explanation

Question 69 of 99

1

Which of these describes a catabolic reaction?

Select one of the following:

  • A + B ---> AB

  • AB + CD ---> AC + BD

  • AB ----> A + B

  • None of these

Explanation

Question 70 of 99

1

Which of these is a strong acid?

Select one of the following:

  • NaOH

  • Water

  • HCl

  • ammonium

Explanation

Question 71 of 99

1

Which of these is not a lipid?

Select one of the following:

  • steroids

  • fats

  • fructose

  • triglyceride

Explanation

Question 72 of 99

1

The building blocks of a carbohydrate are:

Select one of the following:

  • amino acids

  • polysaccharides

  • monosaccharides

  • disasscharides

Explanation

Question 73 of 99

1

What makes each amino acid unique?

Select one of the following:

  • the amino group

  • The R group (aka functional group)

  • the acid group

  • none of these

Explanation

Question 74 of 99

1

If the 3D structure of an amino acid is denatured, what happens?

Select one of the following:

  • the protein loses its shape and may not work

  • chemical reactions occur faster

  • special properties of that protein are lost

  • A and C

Explanation

Question 75 of 99

1

The building blocks of nucleic acids are:

Select one of the following:

  • monosaccharides

  • phosphate

  • nucleotides

  • amino acids

Explanation

Question 76 of 99

1

A double helix, a sugar phosphate backbone, and a nitrogenous base are all characteristics of:

Select one of the following:

  • protein

  • DNA

  • RNA

  • lipids

Explanation

Question 77 of 99

1

A reaction joining monomers to create a polymer requires:

Select one of the following:

  • hydrolysis

  • dehydration

Explanation

Question 78 of 99

1

A reaction breaking down a polymer to monomers requires:

Select one of the following:

  • dehydration

  • hydrolysis

Explanation

Question 79 of 99

1

What is the plasma membrane of a cell made of (that causes selective permeability)?

Select one of the following:

  • amino acids

  • nucleic acids

  • phospholipids

  • sugars

Explanation

Question 80 of 99

1

What is the function of a ribosome?

Select one of the following:

  • helps with cell division (mitosis)

  • site of protein synthesis

  • packages and sorts vesicles

  • makes ATP

Explanation

Question 81 of 99

1

What is the function of the mitochondria?

Select one of the following:

  • site of protein synthesis

  • helps with cell division (mitosis)

  • makes ATP

  • packages and sorts vesicles

Explanation

Question 82 of 99

1

What is the function of a lysosome?

Select one of the following:

  • packages and sorts vesicles

  • contains digestive enzymes to get rid of old cellular parts

  • breaks down toxic substances in cells into H202 and water

  • site of protein synthesis

Explanation

Question 83 of 99

1

Which of these is not part of the cytoskeleton?

Select one of the following:

  • nuclear envelope

  • microfilament

  • microtubule

  • intermediate filament

Explanation

Question 84 of 99

1

Which motile cell structure in our respiratory tract helps get rid of mucus?

Select one of the following:

  • flagella

  • microvilli

  • cilia

  • centriole

Explanation

Question 85 of 99

1

What is a chromatin?

Select one of the following:

  • Uncondensed DNA and proteins

  • uncondensed RNA and proteins

  • lipids

  • proteins

Explanation

Question 86 of 99

1

What is diffusion?

Select one of the following:

  • the tendency of a substance to move from an area of low concentration to an area of high concentration

  • the tendency of a substance to move from an area of high concentration to an area of low concentration

  • the movement of water across a selectively permeable membrane into a compartment containing solute that cannot cross the same membrane

  • none of these

Explanation

Question 87 of 99

1

Which of these substances moves into the cell via facilitated diffusion?

Select one of the following:

  • oxygen

  • carbon dioxide

  • glucose

  • lipid soluble substances

Explanation

Question 88 of 99

1

Solutions that have a higher osmotic pressure than body fluids (aka cells will shrink) are called:

Select one of the following:

  • hypertonic

  • hypotonic

  • isotonic

  • none of these

Explanation

Question 89 of 99

1

______________ transport is when a substance moves from a low concentration to a high concentration (aka running up a hill), and requires___________.

Select one of the following:

  • passive, ATP

  • active, ATP

  • facilitated diffusion, ADP

  • active, glucose

Explanation

Question 90 of 99

1

In which phase of the cell cycle do chromosomes line up in preparation to move to opposite poles?

Select one of the following:

  • prophase

  • metaphase

  • anaphase

  • telophase

Explanation

Question 91 of 99

1

In which phase of the cell cycle does the chromatin condense into chromosomes and the centrioles move to opposite ends of the cell?

Select one of the following:

  • prophase

  • metaphase

  • anaphase

  • telophase

Explanation

Question 92 of 99

1

________ is division of the nucleus, and __________ is division of the cytoplasm.

Select one of the following:

  • cytokinesis, mitosis

  • mitosis, cytokinesis

  • meiosis, mitosis

  • mitosis, meiosis

Explanation

Question 93 of 99

1

Which of these cells undergoes apoptosis regularly?

Select one of the following:

  • cardiac cell

  • skeletal cell

  • uterine lining cell

  • nerve cell

Explanation

Question 94 of 99

1

An anabolic reaction is synonymous with a ______________ reaction.

Select one of the following:

  • decomposition

  • synthetic

  • displacement

  • oxidation reduction

Explanation

Question 95 of 99

1

How do catalysts work?

Select one of the following:

  • by producing more heat

  • by increasing the number of substrate molecules

  • by decreasing the activation energy

  • by adding water

Explanation

Question 96 of 99

1

ATP ----> ADP + P

Which reaction occurred above?

Select one of the following:

  • synthesis

  • decomposition

  • displacement

  • oxidation reduction

Explanation

Question 97 of 99

1

Where is the potential energy in ATP stored?

Select one of the following:

  • in the phosphate bonds

  • in the adenosine

Explanation

Question 98 of 99

1

What is an enzyme?

Select one of the following:

  • a lipid

  • a biological catalyst

  • a protein

  • B and C

Explanation

Question 99 of 99

1

If a cell needs droplets of liquid from the extracellular environment, which process occurs?

Select one of the following:

  • phagocytosis

  • receprot mediated endocytosis

  • pinocytosis

  • exocytosis

Explanation

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