Question 1

Which of the following are powerful vasoconstrictors?

Accepted Answer

A)   Norepinephrine and antidiuretic hormone (ADH) 
B)   Norepinephrine and natriuretic peptides
C)   Norepinephrine and angiotensin II
D)   Epinephrine and aldosterone
E)   Epinephrine and antidiuretic hormone (ADH) F) D) and E)
G) A) and E)

Question 2

In people who stand for long periods,blood tends to pool in the lower limbs and this may result in varicose veins.What causes the varicose veins?

Accepted Answer

A)   An aneurysm or weak point in an artery
B)   An aneurysm or weak point in a vein
C)   Failure of the venous valves
D)   Failure of the lymphatic valves
E)   A ruptured aneurysm in a veinF) A) and D)
G) A) and E)

Question 3

Hypertension is commonly considered to be a chronic resting blood pressure higher than __________.

Accepted Answer

A)   180/90
B)   130/60
C)   120/75
D)   140/90
E)   200/90F) A) and B)
G) A) and C)

Question 4

Your grandmother is experiencing temporary dizziness,blurred vision,paralysis on her left side,and mild aphasia.What do you think might be happening?

Accepted Answer

A)   She has arteriosclerosis.
B)   She is having a myocardial infarction.
C)   She has an aortic aneurism.
D)   She is having a TIA.E) A) and D)
F) A) and C)

Question 5

Large veins,medium veins,and venules have valves to prevent the backflow of blood.

Accepted Answer

A) True 
 B)False

Question 6

What is the most important force driving reabsorption at the venous end of a capillary?

Accepted Answer

A)   Oncotic pressure
B)   Tissue fluid colloid osmotic pressure
C)   Blood colloid osmotic pressure
D)   Interstitial hydrostatic pressure
E)   Blood hydrostatic pressureF) All of the above
G) C) and D)

Question 7

What type of shock can be produced by hemorrhage,severe burns,or dehydration?

Accepted Answer

A)   Anaphylactic
B)   Cardiogenic
C)   Hypovolemic
D)   Venous pooling
E)   NeurogenicF) A) and C)
G) A) and D)

Question 8

While out hiking,a friend of yours falls and suffers a trauma.You notice they start to go into shock.What do you do to help?

Accepted Answer

A)   Lie them down and elevate their head
B)   Hold them upright in a standing position
C)   Encourage them to sit up
D)   Lie them down and elevate their legsE) B) and C)
F) A) and C)

Question 9

What are the afferent vessels that carry blood back to the heart?

Accepted Answer

A)   Arteries
B)   Arterioles
C)   Veins
D)   CapillariesE) All of the above
F) C) and D)

Question 10

What is the path of blood from the heart to the right little finger (pinky) and back to the heart?

Accepted Answer

A)   Aorta → brachiocephalic trunk → right subclavian artery → right axillary artery → right brachial artery → right ulnar artery → palmar arches → venous palmar arches → right ulnar vein → right brachial vein → right axillary vein → right subclavian vein → right brachiocephalic vein → superior vena cava
B)   Aorta → right subclavian artery → right axillary artery → right brachial artery → right radial artery → palmar arches → venous palmar arches → right radial vein → right brachial vein → right axillary vein → right subclavian vein → superior vena cava
C)   Aorta → brachiocephalic trunk → right subclavian artery → right axillary artery → right brachial artery → right ulnar artery → palmar arches → venous palmar arches → right basilic vein → right cephalic vein → right axillary vein → right brachiocephalic vein → superior vena cava
D)   Aorta → right subclavian artery → right axillary artery → right brachial artery → right basilic artery → palmar arches → venous palmar arches → right basilic vein → right cephalic vein → right subclavian vein → right brachiocephalic vein → superior vena cavaE) A) and B)
F) B) and C)

Question 11

Which of the following routes of blood flow is correct?

Accepted Answer

A)   Heart → venule → medium vein → large vein → capillary → conducting artery → distributing artery → arteriole → heart
B)   Heart → large vein → medium vein → venule→ capillary → arteriole → distributing artery → conducting artery → heart
C)   Heart → distributing artery → conducting artery → arteriole → capillary → venule → large vein → medium vein → heart
D)   Heart → conducting artery → distributing artery → arteriole → capillary → venule → medium vein → large vein → heartE) All of the above
F) None of the above

Question 12

The lungs receive a systemic blood supply by way of which vessel(s) ?

Accepted Answer

A)   Right pulmonary artery
B)   Left pulmonary artery
C)   Pulmonary veins
D)   Bronchial arteries
E)   Lobar arteriesF) B) and E)
G) All of the above

Question 13

Which vessel supplies 80% of the cerebrum?

Accepted Answer

A)   Superficial temporal artery
B)   Occipital artery
C)   Internal carotid artery
D)   Anterior cerebral artery
E)   Middle cerebral arteryF) A) and E)
G) A) and D)

Question 14

What does the medullary ischemic reflex result in?

Accepted Answer

A)   Increased circulation to the brain
B)   Reduced circulation to the brain
C)   Ischemia of the medulla oblongata
D)   Increased circulation to the adrenal medulla
E)   Hormone secretion by the adrenal medulla when perfusion dropsF) C) and E)
G) B) and E)

Exam 20: The Circulatory System: Blood Vessels and Circulation

What is the path of blood from the heart to the right little finger (pinky) and back to the heart?

Correct Answer
verified

What is the most important force driving reabsorption at the venous end of a capillary?

Correct Answer
verified

What does the medullary ischemic reflex result in?

Correct Answer
verified

In people who stand for long periods,blood tends to pool in the lower limbs and this may result in varicose veins.What causes the varicose veins?

Correct Answer
verified

While out hiking,a friend of yours falls and suffers a trauma.You notice they start to go into shock.What do you do to help?

Correct Answer
verified

Hypertension is commonly considered to be a chronic resting blood pressure higher than __________.

Correct Answer
verified

Which of the following are powerful vasoconstrictors?

Correct Answer
verified

Which vessel supplies 80% of the cerebrum?

Correct Answer
verified

What type of shock can be produced by hemorrhage,severe burns,or dehydration?

Correct Answer
verified

Large veins,medium veins,and venules have valves to prevent the backflow of blood.

Correct Answer
verified

What are the afferent vessels that carry blood back to the heart?

Correct Answer
verified

The lungs receive a systemic blood supply by way of which vessel(s) ?

Correct Answer
verified

Your grandmother is experiencing temporary dizziness,blurred vision,paralysis on her left side,and mild aphasia.What do you think might be happening?

Correct Answer
verified

Which of the following routes of blood flow is correct?

Correct Answer
verified

Exam 20: The Circulatory System: Blood Vessels and Circulation

What is the path of blood from the heart to the right little finger (pinky) and back to the heart?

Correct AnswerverifiedShow Answer

What is the most important force driving reabsorption at the venous end of a capillary?

Correct AnswerverifiedShow Answer

What does the medullary ischemic reflex result in?

Correct AnswerverifiedShow Answer

In people who stand for long periods,blood tends to pool in the lower limbs and this may result in varicose veins.What causes the varicose veins?

Correct AnswerverifiedShow Answer

While out hiking,a friend of yours falls and suffers a trauma.You notice they start to go into shock.What do you do to help?

Correct AnswerverifiedShow Answer

Hypertension is commonly considered to be a chronic resting blood pressure higher than __________.

Correct AnswerverifiedShow Answer

Which of the following are powerful vasoconstrictors?

Correct AnswerverifiedShow Answer

Which vessel supplies 80% of the cerebrum?

Correct AnswerverifiedShow Answer

What type of shock can be produced by hemorrhage,severe burns,or dehydration?

Correct AnswerverifiedShow Answer

Large veins,medium veins,and venules have valves to prevent the backflow of blood.

Correct AnswerverifiedShow Answer

What are the afferent vessels that carry blood back to the heart?

Correct AnswerverifiedShow Answer

The lungs receive a systemic blood supply by way of which vessel(s) ?

Correct AnswerverifiedShow Answer

Your grandmother is experiencing temporary dizziness,blurred vision,paralysis on her left side,and mild aphasia.What do you think might be happening?

Correct AnswerverifiedShow Answer

Which of the following routes of blood flow is correct?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
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