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Essential Life Sciences

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EMT-A (alberta)
Megan Holfeld
Quiz por Megan Holfeld, atualizado more than 1 year ago
Megan Holfeld
Criado por Megan Holfeld mais de 8 anos atrás
50
1
0

Resumo de Recurso

Questão 1

Questão
Causes of hyperkalemia include:
Responda
  • Diabetic Ketoacidosis
  • Diabetes Insipidus
  • Administration of ventolin to asthmatic patients.
  • Myocardial Infarction
  • All of the above.

Questão 2

Questão
In adults, the epiphyses contain:
Responda
  • Red Marrow
  • Yellow Marrow
  • Salts
  • Minerals

Questão 3

Questão
Myoglobinuria can cause the following conditions:
Responda
  • Pulmonary Embolism
  • Congestive Heart Failure
  • Liver Cirrhosis
  • Renal Failure

Questão 4

Questão
Transformation is the process by which a normal cell becomes a cancer cell.
Responda
  • True
  • False

Questão 5

Questão
Glycolysis is an example of a __________.
Responda
  • Single Replacement Reaction
  • Double Replacement Reaction
  • Synthesis Reaction
  • Decomposition Reaction

Questão 6

Questão
Match the vertebral column region with the number of vertebrae within it: Thoracic [blank_start]12[blank_end] Sacrum [blank_start]5[blank_end] Coccyx [blank_start]4[blank_end] Cervical [blank_start]7[blank_end] Lumbar [blank_start]5[blank_end]
Responda
  • 12
  • 5
  • 4
  • 7
  • 12
  • 5
  • 4
  • 7
  • 5
  • 12
  • 4
  • 7
  • 7
  • 12
  • 5
  • 4
  • 5
  • 12
  • 4
  • 7

Questão 7

Questão
The normal pH in the human body is:
Responda
  • 7.40-7.50
  • 7.30-7.40
  • 7.35-7.45
  • 7.25-7.35

Questão 8

Questão
What type of cartilage is our skeletal system primarily made of during fetal development?
Responda
  • Articular
  • Hyaline
  • Fibrocartiage
  • Elastic

Questão 9

Questão
What percentage of our total body weight is made up of water?
Responda
  • 20-40
  • 80-90
  • 40-50
  • 60-80

Questão 10

Questão
Match the directional term with its correct description: Inferior - [blank_start]toward the lower part of a structure[blank_end] Transverse Section - [blank_start]divides into superior and inferior parts[blank_end] Medial - [blank_start]toward or at the midline of the body[blank_end] Superior - [blank_start]toward the upper part of a structure[blank_end] Sagittal Section - [blank_start]divides the body into right and left par[blank_end]ts
Responda
  • toward the lower part of a structure
  • divides into superior and inferior parts
  • toward or at the midline of the body
  • toward the upper part of a structure
  • divides the body into right and left par
  • divides into superior and inferior parts
  • toward the lower part of a structure
  • toward or at the midline of the body
  • toward the upper part of a structure
  • divides the body into right and left par
  • toward or at the midline of the body
  • toward the lower part of a structure
  • divides into superior and inferior parts
  • toward the upper part of a structure
  • divides the body into right and left
  • toward the upper part of a structure
  • divides the body into right and left
  • toward or at the midline of the body
  • divides into superior and inferior parts
  • toward the lower part of a structure
  • divides the body into right and left par
  • toward the lower part of a structure
  • divides into superior and inferior parts
  • toward or at the midline of the body
  • toward the upper part of a structure

Questão 11

Questão
A perforating canal in bone allows for the passage of blood vessels and nerves.
Responda
  • True
  • False

Questão 12

Questão
Anaplasia is defined as:
Responda
  • an increase in the number of cells
  • independence from normal cellular controls
  • the loss of differentiation
  • uncontrolled proliferation

Questão 13

Questão
The perimysium is connective tissue that wraps around a bundle of muscle fibers.
Responda
  • True
  • False

Questão 14

Questão
Which tissue type is avascular?
Responda
  • nervous
  • epithelial
  • muscle
  • connective

Questão 15

Questão
All cells have the following regions:
Responda
  • nucleus
  • cytoplasm
  • mitchondria
  • plasma membrane
  • all of the above
  • A, B, and D

Questão 16

Questão
The epiphyseal line is composed of hyaline cartilage in young, growing bone.
Responda
  • True
  • False

Questão 17

Questão
Which tissue does not form scar tissue during tissue regeneration?
Responda
  • brain
  • liver
  • lungs
  • heart

Questão 18

Questão
Skeletal muscle has which of the following characteristics?
Responda
  • striated
  • voluntary
  • one nucleus per cell
  • automaticity
  • A and B
  • A and C

Questão 19

Questão
The elbow is __________ to the shoulder.
Responda
  • lateral
  • distal
  • inferior
  • proximal

Questão 20

Questão
In a synthesis reaction, __________ for bond formation.
Responda
  • energy is released
  • ATP converts to ADP
  • energy is absorbed
  • no energy is required

Questão 21

Questão
How many ATP are created during aerobic respiration?
Responda
  • 2
  • 1
  • 36
  • 32

Questão 22

Questão
If the hydrogen ion concentration in the body rises too much, the respiratory system will compensate by:
Responda
  • No Change - but the kidneys will secrete hydrogen.
  • Decreasing Respirations
  • No Change - but the kidneys will reabsorb bicarbonate.
  • Increasing Respirations

Questão 23

Questão
You respond to an unresponsive patient with weak peripheral pulses. The patient has a history of drug abuse and is cyanotic with pinpoint pupils. The patient is breathing at 4-6/min. What type of acid-base imbalance might this patient likely have?
Responda
  • Resp acidosis
  • Resp alkalosis
  • Meta acidosis
  • Meta alkalosis

Questão 24

Questão
If homeostasis is disrupted within the body, what can happen?
Responda
  • trauma
  • nothing
  • illness and disease
  • illness and trauma

Questão 25

Questão
What is the name of the specialized plasma membrane that encloses a muscle cell?
Responda
  • sarcoplasmic reticulum
  • sarcomere
  • myofibril
  • sarcolemma

Questão 26

Questão
When the number of hydrogen ions in the body increases, pH __________.
Responda
  • remains unchanged
  • does not change as hydrogen ions do not influence pH
  • decreases
  • increases

Questão 27

Questão
A patient who has sustained a crush injury may present with signs and symptoms consistent with hypokalemia.
Responda
  • True
  • False

Questão 28

Questão
When ATP is broken down, __________ is released.
Responda
  • magnesium
  • energy
  • glucose
  • ADP

Questão 29

Questão
Severe hyperkalemia can cause life-threatening cardiac dysrhythmias.
Responda
  • True
  • False

Questão 30

Questão
The low specific heat capacity of water helps to maintain a consistent body temperature.
Responda
  • True
  • False

Questão 31

Questão
Match the description of nerve impulse transmission to the muscle cell in the order that it occurs. Sodium enters the muscle cell while potassium leaves. [blank_start]Step 4[blank_end] Acetylcholine is released into the synaptic cleft. [blank_start]Step 3[blank_end] Action potential reaches the axon terminal of the motor neuron. [blank_start]Step 1[blank_end] Calcium channels open and calcium enters the axon terminal. [blank_start]Step 2[blank_end]
Responda
  • 4
  • 1
  • 2
  • 3
  • 1
  • 2
  • 3
  • 4
  • 1
  • 2
  • 3
  • 4
  • 1
  • 2
  • 3
  • 4

Questão 32

Questão
Vesicular transport is a type of active transport.
Responda
  • True
  • False

Questão 33

Questão
The Carbonic Acid - Sodium Bicarbonate buffer system is the primary buffering system in the body.
Responda
  • True
  • False

Questão 34

Questão
Match the description with the order in which it occurs during fracture repair. Hematoma forms - [blank_start]1[blank_end] Fibrocartilage callus forms - [blank_start]2[blank_end] Bony callus forms - [blank_start]3[blank_end] Bone remodelling occurs - [blank_start]4[blank_end]
Responda
  • 1
  • 2
  • 3
  • 4
  • 2
  • 1
  • 3
  • 4
  • 3
  • 4
  • 1
  • 2
  • 4
  • 1
  • 2
  • 3

Questão 35

Questão
What treatment options can be explored for patients with OA?
Responda
  • beta agonists
  • antiemetics
  • immunosuppressants
  • anitinflammatories

Questão 36

Questão
Aldosterone is secreted from which gland?
Responda
  • thyroid
  • pancreas
  • pituitary
  • adrenals

Questão 37

Questão
Site of most cellular activities
Responda
  • cytosplasm
  • golgi apparatus
  • mitochondria
  • nucleus
  • ribosome
  • smooth endoplasmic reticulum

Questão 38

Questão
modifies and packages proteins
Responda
  • cytoplasm
  • golgi apparatus
  • mitochondria
  • nucleus
  • ribosome
  • smooth endoplasmic reticulum

Questão 39

Questão
Provides ATP for cellular energy
Responda
  • cytoplasm
  • golgi apparatus
  • mitochondria
  • nucleus
  • ribosome
  • SER

Questão 40

Questão
Site of ribosome assembly
Responda
  • cytoplasm
  • golgi apparatus
  • mitochondria
  • nucleus
  • ribosome
  • smooth ER

Questão 41

Questão
Site of protein synthesis
Responda
  • cytoplasm
  • golgi apparatus
  • mitchondria
  • nucleus
  • ribosome
  • smooth ER

Questão 42

Questão
Functions in lipid metabolism
Responda
  • cytoplasm
  • golgi apparatus
  • mitochondria
  • nucleus
  • ribosome
  • smooth ER

Questão 43

Questão
For how long will creatine phosphate sustain muscular contraction?
Responda
  • 1-2 sec
  • <15 sec
  • 4-6 sec
  • <20 sec

Questão 44

Questão
In the presence of dehydration, __________ promotes water retention.
Responda
  • calcitonin
  • insulin
  • aldosterone
  • ADH

Questão 45

Questão
Actin myofilaments are thin filaments.
Responda
  • True
  • False

Questão 46

Questão
ADP can be used as an alternative energy source whenever ATP is not readily available.
Responda
  • True
  • False

Questão 47

Questão
Osteomyelitis is difficult to treat because of a lack of understanding about this condition within the medical community.
Responda
  • True
  • False

Questão 48

Questão
The thorax has 9 pairs of true ribs.
Responda
  • True
  • False

Questão 49

Questão
Functions of bones include:
Responda
  • support
  • protection
  • storage
  • blood cell formation
  • all of the above

Questão 50

Questão
Rheumatoid Arthritis is classified as an inflammatory joint disease.
Responda
  • True
  • False

Questão 51

Questão
Water excess can be caused by:
Responda
  • renal failure
  • physical activity
  • CHF
  • diabetes insupidus
  • A and C

Questão 52

Questão
Proteins:
Responda
  • provide for construction material for body tissues
  • play a vital role in cell function
  • act as enzymes, hormones, and antibodies
  • all of the above
  • A and B only

Questão 53

Questão
RA is more common in women than it is men.
Responda
  • True
  • False

Questão 54

Questão
Match the cardiac structures with their description:
Image:
14fdd488-6867-4e2a-9097-4d7ba3324aa1 (image/png)
Responda
  • superior vena cava
  • right atrium
  • tricuspid valve
  • chordae tendineae
  • interventricular septum
  • left ventricle
  • aortic valve
  • pulmonary veins
  • pulmonary artery

Questão 55

Questão
When blood leaves the right side of the heart, it travels to the lungs where it becomes oxygenated.
Responda
  • True
  • False

Questão 56

Questão
The thickest layer of the heart is the ____________.
Responda
  • endocardium
  • myocardium
  • patietal pericardium
  • visceral pericardium

Questão 57

Questão
Veins differ from arteries in that they:
Responda
  • contain valves
  • have a larger lumen than arteries
  • have a thinner middle layer than arteries
  • all of the above
  • none of the above

Questão 58

Questão
Oxygen can easily diffuse into capillaries from the alveoli because:
Responda
  • Oxygen is moving from an area of high concentration to low concentration
  • Oxygen is moving from an area of low concentration to high concentration
  • ATP is utilized to facilitate the active transport of oxygen
  • Oxygen trades places with excess carbon dioxide

Questão 59

Questão
Atherosclerosis begins with injury to the inner walls of arteries. Causes of this injury may include:
Responda
  • smoking
  • hypertension
  • exercise
  • diabetes
  • A and B
  • A, B, and D

Questão 60

Questão
If a fibrous plaque ruptures in an area of atherosclerosis within a coronary artery, what will happen next?
Responda
  • That plaque will migrate to the lungs and cause a pulmonary embolism
  • Platelets will adhere to the injured area
  • Healing will begin and the atherosclerotic area will resolve itself
  • Scar tissue will immediately form

Questão 61

Questão
Which type of angina is typically relieved by rest?
Responda
  • Prinzmetal Angina
  • Stable Angina
  • Unstable Angina
  • All types of angina are relieved by rest

Questão 62

Questão
Prinzmetal angina is caused by:
Responda
  • vasospasm
  • occlusion
  • fat emboli
  • air emboli

Questão 63

Questão
Unstable angina can be a precursor to:
Responda
  • prinzmetal angina
  • myocardial infarction
  • occlusive stroke
  • hemorrhagic stroke

Questão 64

Questão
An EMT is able to provide the following treatments to a patient experiencing a myocardial infarction:
Responda
  • morphone
  • oxygen
  • ASA
  • nitroglycerine
  • B and C
  • B, C and D

Questão 65

Questão
A patient with a pericardial effusion that has progressed to pericardial tamponade will present with:
Responda
  • hypertension
  • bradycardia
  • JVD
  • hypotension
  • C and D
  • A, C and D

Questão 66

Questão
Pericardial tamponade can only result from bleeding within the pericardium.
Responda
  • True
  • False

Questão 67

Questão
Right heart failure is more common than left heart failure.
Responda
  • True
  • False

Questão 68

Questão
The most common cause of left heart failure is:
Responda
  • diabetes
  • hypertension
  • myocardial infarction
  • COPD

Questão 69

Questão
S/S of left heart failure include:
Responda
  • pulmonary edema
  • JVD
  • peripheral edema
  • dyspnea
  • A and D
  • all of the above

Questão 70

Questão
Disseminated Intravascular Coagulation is characterized by:
Responda
  • localized clotting and bleeding
  • systemic clotting and bleeding
  • localized bleeding
  • systemic clotting

Questão 71

Questão
Which of the following patients would be most prone to developing DIC?
Responda
  • A female patient who has severe postpartum hemorrhage after child birth
  • A patient who lacerated his forearm on a table saw
  • A male patient who sustained full thickness burns to his left arm
  • A patient who has an acute exacerbation of their asthma

Questão 72

Questão
Oxygen is attached to ____________ while it is transported in the blood.
Responda
  • hemoglobin
  • red blood cells
  • white blood cells
  • blood plasma

Questão 73

Questão
Carbon dioxide is transported as part of ____________ in the blood.
Responda
  • bicarbonate in plasma
  • leukocytes
  • erythrocytes
  • bicarbonate in hemoglobin

Questão 74

Questão
If the medulla oblongata detects an increase of carbon dioxide, respirations will increase in rate and depth.
Responda
  • True
  • False

Questão 75

Questão
Kussmaul respirations would be seen in a patient suffering from what medical emergency?
Responda
  • narcotic OD
  • diabetic ketoacidosis
  • cardiac chest pain
  • pleuritis

Questão 76

Questão
You respond to a 56 year old male patient complaining of substernal chest pain and shortness of breath. He is diaphoretic and has weak radial pulses. He indicates he had an MI 5 years ago and the pain he is experiencing now is identical to that when he had his past MI. Upon auscultation of his chest you hear decreased air entry with crackles throughout all lung fields. What is most likely causing this patient's shortness of breath and auscultated crackles?
Responda
  • emphysema
  • acute pulmonary edema
  • chronic bronchitis
  • asthma

Questão 77

Questão
You respond to a 56 year old male patient complaining of substernal chest pain and shortness of breath. He is diaphoretic and has weak radial pulses. He indicates he had an MI 5 years ago and the pain he is experiencing now is identical to that when he had his past MI. Upon auscultation of his chest you hear decreased air entry with crackles throughout all lung fields. Should oxygen be provided to this patient?
Responda
  • yes
  • no
  • maybe
  • more information is needed

Questão 78

Questão
Atelectasis can only be caused by the removal of air from obstructed or hypoventilated alveoli.
Responda
  • True
  • False

Questão 79

Questão
Your patient is complaining of chills, fever, and pain on inspiration. She indicates that she has had a sore throat and dry cough for over a week. What is a likely cause for the pain she has on inspiration?
Responda
  • pleuritis
  • pulmonary fibrosis
  • atelectasis
  • ARDS

Questão 80

Questão
Causes of pulmonary fibrosis may include:
Responda
  • asbestos inhalation
  • active TB
  • ARDS
  • all of the above

Questão 81

Questão
With pulmonary fibrosis the lungs become difficult to ventilate, and the diffusing capacity of the alveolocapillary membrane may increase.
Responda
  • True
  • False

Questão 82

Questão
The most common predisposing factors contributing to the development of ARDS are sepsis and pregnancy.
Responda
  • True
  • False

Questão 83

Questão
What causes pulmonary edema in patients suffering from ARDS?
Responda
  • increased capillary permeability
  • decreases capillary permeability
  • secondary to left heart failure
  • secondary to right heart failure

Questão 84

Questão
Dyspnea and ____________ are the catchall S/S of obstructive lung diseases.
Responda
  • stridor
  • pulmonary edema
  • wheezing
  • accessory muscle use

Questão 85

Questão
The "3 S's of Asthma are:
Responda
  • Spasms, Swelling, and SOB
  • Spasms, Secretions, and SOB
  • SOB, Stridor, and Secretions
  • Spasms, Secretions, and Swelling

Questão 86

Questão
As an EMT, what are medications that you can administer to a patient who is suffering from an acute exacerbation of their asthma?
Responda
  • oxygen
  • prednisone
  • desamethasone
  • atrovent
  • ventolin
  • A and D
  • A, D, and E

Questão 87

Questão
One of the primary causes of COPD is exposure (active and passive) to cigarette smoke.
Responda
  • True
  • False

Questão 88

Questão
A patient complaining of fever, dyspnea, and a productive cough with green sputum most likely has what condition?
Responda
  • acute pulmonary edema
  • pneumonia
  • emphysema
  • ARDS

Questão 89

Questão
Your patient presents with chest pain, SOB, and hypotension. What is a differential diagnosis for what seems to be cardiac chest pain?
Responda
  • pulmonary edema
  • deep vein thrombosis
  • pulmonary embolism
  • pneumonia

Questão 90

Questão
A pulmonary embolism is only caused by a thrombus or air bubble that has embolized to the lungs.
Responda
  • True
  • False

Questão 91

Questão
Projectile vomiting in the absence of nausea or retching may indicate:
Responda
  • A potential head injury
  • Ingestion of unrefrigerated, Thursday night pub pizza
  • Ingestion of 4-day-old Chinese food
  • A malignant brain tumor or other brain lesion
  • A and D

Questão 92

Questão
Prolonged diarrhea may cause:
Responda
  • dehydration
  • weight gain
  • electrolyte imbalance
  • metabolic acidosis
  • A C and D

Questão 93

Questão
Visceral pain is localized and intense as organs are heavily innervated by sensory nerves.
Responda
  • True
  • False

Questão 94

Questão
A patient with a history of cholecystitis complains of pain to his back. This is an example of ____________ pain.
Responda
  • parietal
  • visceral
  • referred
  • sissy

Questão 95

Questão
NSAIDs are drugs that contribute to gastritis through the inhibition of mucous secretion.
Responda
  • True
  • False

Questão 96

Questão
Which of the following drugs are classified as NSAIDs?
Responda
  • asprin
  • ibuprofen
  • morphine
  • ketorolac
  • A and B
  • A B and D

Questão 97

Questão
In extreme cases of peptic ulcer disease, perforation of the GI wall can occur.
Responda
  • True
  • False

Questão 98

Questão
After cholecystitis, appendicitis is the second most common surgical emergency in the abdomen.
Responda
  • True
  • False

Questão 99

Questão
Rebound tenderness in which abdominal quadrant may suggest appendicitis?
Responda
  • LUQ
  • LLQ
  • RUQ
  • RLQ

Questão 100

Questão
Liver cirrhosis is reversible with the adoption of healthy lifestyle changes.
Responda
  • True
  • False

Questão 101

Questão
The other name for kidney/renal stones is:
Responda
  • gallstones
  • calculi
  • diverticuli
  • renal deposits

Questão 102

Questão
Acute renal failure is typically associated with a urine output of less than ______ml/hr.
Responda
  • 10
  • 30
  • 60
  • 200

Questão 103

Questão
Functions of the lymphatic system include:
Responda
  • body defense
  • returning escaped fluids back to the blood
  • thermoregulation
  • nerve impulse transmission
  • A and B
  • A B and C

Questão 104

Questão
Lymphatic vessels are similar to arteries in that skeletal muscle plays a large role in "milking" them to return fluid back to the heart.
Responda
  • True
  • False

Questão 105

Questão
Cells that are prevalent within the lymph nodes include:
Responda
  • plateletes
  • macrophages
  • lymphcytes
  • erythrocytes
  • B and C
  • all of the above

Questão 106

Questão
Functions of the spleen include:
Responda
  • Filtering of blood
  • Destroys worn our blood cells
  • Acts as a blood reservoir
  • Forms blood cells in the fetus
  • All of the above

Questão 107

Questão
Match the line of defense with a component contained within it: [blank_start]Third line[blank_end]: lymphocytes and antibodies [blank_start]First line[blank_end]: skim [blank_start]Second line[blank_end]: the inflammatory response
Responda
  • Third line
  • First line
  • Second line

Questão 108

Questão
The inflammatory response is considered part of the innate defense system.
Responda
  • True
  • False

Questão 109

Questão
Redness, heat, swelling, and ____________ most often accompany the inflammatory response.
Responda
  • Delirium
  • Pain
  • Diaphoresis
  • Numbness

Questão 110

Questão
Although the inflammatory response can cause adverse S/S, it is a protective response in the body.
Responda
  • True
  • False

Questão 111

Questão
The primary and most prevalent chemical mediator responsible for consuming foreign material during the inflammatory response is:
Responda
  • Neutrophils
  • Basophils
  • Serotonin
  • Histamine

Questão 112

Questão
What structure in the body is responsible for heat regulation?
Responda
  • Pituitary
  • Adrenals
  • Thyroid
  • Hypothalamus

Questão 113

Questão
Antibodies recognize ____________ prior to initiating an immune response.
Responda
  • mRNA
  • Intracellular proteins
  • DNA
  • Antigens

Questão 114

Questão
Cellular immunity plays the primary role in targeting virus-infected cells.
Responda
  • True
  • False

Questão 115

Questão
Obtaining antibodies from a transfer from mother to fetus is an example of passive immunity.
Responda
  • True
  • False

Questão 116

Questão
Massive histamine release during an allergic reaction can cause:
Responda
  • Vasodilation
  • Increased mucus production
  • Bronchospasm
  • All of the above

Questão 117

Questão
The CNS is composed of:
Responda
  • The brain
  • The brain and the spinal cord
  • The brain, spinal cord, and cranial nerves
  • The brain, spinal cord, cranial nerves, and spinal nerves

Questão 118

Questão
The sympathetic branch of the autonomic nervous system would typically cause which of the following effects?
Responda
  • Decreased resp rate
  • Decreased BP
  • Decreased HR
  • Increased HR

Questão 119

Questão
The cells responsible for forming myelin in the CNS are:
Responda
  • Oligodendrocytes
  • Astrocytes
  • Microglia
  • Schwann cells

Questão 120

Questão
The cells responsible for forming myelin in the PNS are:
Responda
  • Microglia
  • Schwann cells
  • Oligodendrocytes
  • Astrocytes

Questão 121

Questão
The primary extracellular ion responsible in the generation of an action potential is:
Responda
  • Magnesium
  • Sodium
  • Calcium
  • Potassium

Questão 122

Questão
When a neuron is resting, it is more positive outside than inside.
Responda
  • True
  • False

Questão 123

Questão
During repolarization, the sodium-potassium pump uses ____________ to return the neuron to a resting state.
Responda
  • ATP
  • ADP
  • Acetylcholinesterase
  • Acetylcholine

Questão 124

Questão
____________ is the ion responsible for triggering the relase of neurotransmitters from the axon terminal.
Responda
  • Potassium
  • Sodium
  • Magnesium
  • Calcium

Questão 125

Questão
Match the parts of the brain stem with their function: Medulla oblongata; reticular formation; midbrain [blank_start]Medulla oblongata[blank_end]: Contains control centers that regulate heart rate and breathing [blank_start]Midbrai[blank_end]n: Contains reflex centers for vision and hearing [blank_start]Reticular formation[blank_end]: Regulates awake/sleep cycles and consciousness
Responda
  • Medulla oblongata
  • Midbrai
  • Reticular formation

Questão 126

Questão
The meninges, in order from outermost layer (superficial) to innermost layer (deep) are:
Responda
  • pia - dura - arachnoid
  • pia - arachnoid - dura
  • dura - arachnoid - pia
  • arachnoid - dura - pia

Questão 127

Questão
The lacrimal apparatus is responsible for producing and emptying lacrimal fluid (tears) in the eyes.
Responda
  • True
  • False

Questão 128

Questão
The ____________ allows for light to pass into the eye.
Responda
  • aqueous humor
  • lens
  • cornea
  • sclera

Questão 129

Questão
Rods are photoreceptors that allow for detailed color vision.
Responda
  • True
  • False

Questão 130

Questão
The blind spot in the eye is formed by:
Responda
  • Optic nerve
  • Vitreous humor
  • Cones in the center of the retina
  • Rods towards the edges of the retina

Questão 131

Questão
Match the endocrine glands with the hormone(s) they release: [blank_start]Thyroid[blank_end] – Thyroid hormone and calcitonin, [blank_start]Ovaries[blank_end] – Estrogen and progesterone, [blank_start]Pineal gland[blank_end] – Melatonin, [blank_start]Posterior pituitary[blank_end] – ADH and ocytocin, [blank_start]Pancreas[blank_end] – Insulin and glucagon, [blank_start]Adrenals[blank_end] – Aldosterone and cortisol Posterior pituitary, adrenals, pancreas, ovaries, pineal gland, thyroid
Responda
  • Thyroid
  • Ovaries
  • Pineal gland
  • Posterior pituitary
  • Pancreas
  • Adrenals

Questão 132

Questão
Systemic Lupus Erythematosus is an autoimmune disease most prevalent in young women.
Responda
  • True
  • False

Questão 133

Questão
Systemic Lupus Erythematosus may present with the following S/S:
Responda
  • diffuse uticaria
  • pleurisy
  • fever and malaise
  • diabetes insipidus
  • diffuse facial erythema

Questão 134

Questão
Seizure activity is precipitated by a sudden, explosive, and disorderly depolarization of cerebral neurons.
Responda
  • True
  • False

Questão 135

Questão
Satus Epilepticus can be defined as:
Responda
  • One or more seizures occurring in succession without the patient fully regaining consciousness
  • Two or more seizures occurring in succession without the patient fully regaining consciousness
  • Three or more seizures occurring in succession without the patient fully regaining consciousness
  • Four or more seizures occurring in succession without the patient fully regaining consciousness

Questão 136

Questão
The pathophysiology of seizures focuses on an apparent decrease in neuronal cell permeability and hyposensitivity.
Responda
  • True
  • False

Questão 137

Questão
The maintenance of seizure activity demands a ________% increase in ATP.
Responda
  • 100
  • 150
  • 200
  • 250

Questão 138

Questão
Nuchal rigidity is a common finding in cases of meningitis.
Responda
  • True
  • False

Questão 139

Questão
Severe cases of encephalitis may cause:
Responda
  • Edema and nuchal rigidity
  • Inflamed meninges and decreased ICP
  • Ischemia and decreased ICP
  • Edema, necrosis, and increased ICP

Questão 140

Questão
Multiple Sclerosis is more common in men than woman.
Responda
  • True
  • False

Questão 141

Questão
Multiple sclerosis is a relatively common autoimmune disorder that diffusely involves the:
Responda
  • CNS
  • Spinal nerves
  • CNS and PNS
  • PNS

Questão 142

Questão
Cataracts can cause:
Responda
  • Decreased visual acuity
  • Blurred vision
  • Glare
  • Decreased colour perception
  • All of the above

Questão 143

Questão
Shock results in tissue hypoperfusion and metabolic alkalosis secondary to inadequate oxygen delivery to the tissues.
Responda
  • True
  • False

Questão 144

Questão
Inadequate systemic oxygen delivery triggers the ____________ nervous system into action
Responda
  • Somatic
  • Sensory
  • Parasympathetic
  • Sympathetic

Questão 145

Questão
Decreased oxygen delivery to the cells during shock leads to cellular swelling and eventual lysis and death.
Responda
  • True
  • False

Questão 146

Questão
Hypovolemic shock can be classified as either hemorrhagic or non-hemorrhagic.
Responda
  • True
  • False

Questão 147

Questão
A history of recent ____________ with the presence of shock S/S would lead the EMT to believe that the patient is in septic shock.
Responda
  • Infection
  • MI
  • Trauma
  • GI Bleed

Questão 148

Questão
A patient complains of severe substernal chest pain. He is hypotensive, tachycardia, and diaphoretic. What type of shock is the patient most likely in?
Responda
  • Cardiogenic
  • Obstructive
  • Septic
  • Neurogenic

Questão 149

Questão
The most important treatment that an EMT can provide to a patient suffering from anaphylactic shock (after maintaining the airway and providing oxygen) is:
Responda
  • Epinephrine
  • Benadryl
  • Atrovent
  • Ringers lactate

Questão 150

Questão
Neurogenic shock results from an interruption of parasympathetic influence to the body tissues secondary to spinal cord injury. This causes hypotension, tachycardia, and pallor.
Responda
  • True
  • False

Questão 151

Questão
Causes of obstructive shock include:
Responda
  • Tension pneumothorax
  • Pleuritis
  • Abdominal aortic aneurysm
  • Cardiac tamponade

Questão 152

Questão
Cardiac tamponade is characterized by hypotension, muffled heart sounds, and ____________.
Responda
  • Tracheal deviation
  • Flushed, dry skin
  • Decreased air entry
  • Jugular venous distenstion

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