Question 1

Which of the following heart tissues is not part of the internal conduction system of the heart?

Accepted Answer

A)  atrioventricular bundle
B)  atrioventricular node
C)  Purkinje fibers
D)  sinoatrial node
E)  semilunar valveF) B) and D)
G) C) and D)

Question 2

Which of the following could be used to take a pulse?

Accepted Answer

A)  radial vein
B)  radial artery
C)  inferior vena cava
D)  superior vena cava
E)  renal capillariesF) C) and E)
G) B) and E)

Question 3

Trace the path of blood flow through the heart and lungs,starting with the superior and inferior vena cava.

Accepted Answer

Blood enters the heart through the super...

Question 4

During open heart surgery,the first heart structure that would be cut into is the _____________.

Accepted Answer

A)  myocardium
B)  left ventricle
C)  pericardium
D)  right ventricle
E)  left atriumF) B) and C)
G) A) and E)

Question 5

Which part of the body is often diseased in alcoholics due to exposure to alcohol?

Accepted Answer

A)  liver
B)  stomach
C)  kidneys
D)  esophagus
E)  large intestineF) B) and C)
G) C) and E)

Question 6

Elizabeth takes a prescription drug that dilates her arterioles.What does this do to her blood pressure? Why?

Accepted Answer

A)  It falls because this increases the cross-sectional area of the vessels.
B)  It rises because this increases the cross-sectional area of the vessels.
C)  It falls because this decreases the cross-sectional area of the vessels.
D)  It rises because this decreases the cross-sectional area of the vessels.
E)  It stays the same because venules,not arterioles,control blood pressurE.F) B) and C)
G) D) and E)

Question 7

Blood leaves which chamber of the heart to enter the lungs?

Accepted Answer

A)  right atrium
B)  left atrium
C)  right ventricle
D)  left ventricle
E)  aortaF) A) and E)
G) A) and B)

Question 8

The systemic circuit contains more blood at any one time than does the pulmonary circuit.

Accepted Answer

A) True 
 B)False

Question 9

Generally,there are no symptoms of hypertension.

Accepted Answer

A) True 
 B)False

Question 10

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Accepted Answer

A) True 
 B)False

Question 11

The excess fluid from the cardiovascular system that enters the lymphatic system is called _______.

Accepted Answer

A)  lymph
B)  plasma
C)  blood
D)  tissue fluid
E)  urineF) B) and D)
G) B) and C)

Question 12

What is the function of valves in the veins?

Accepted Answer

A)  increase the rate of blood flow
B)  prevent the backward flow of blood
C)  regulation of blood pressure
D)  oxygenate the blood
E)  remove debris from the bloodF) C) and D)
G) A) and B)

Question 13

Choose the most correct statement concerning capillaries.

Accepted Answer

A)  Networks of capillaries are called capillary nets.
B)  Almost all capillaries are open at the same time.
C)  The only site of nutrient,gas exchange,and waste exchange is the capillaries.
D)  Pre-capillary sphincters contract to increase capillary flow.
E)  The walls of capillaries contain smooth musclE.F) A) and B)
G) B) and E)

Question 14

The "lub" sound of the "lub-dup" heart beat is due to what?

Accepted Answer

A)  the closing of the AV valves
B)  the closing of the semilunar valves
C)  the right atrium contracting
D)  the left atrium contracting
E)  the relaxation of both atriaF) B) and D)
G) B) and E)

Question 15

Which of the following is the largest artery of the systemic circuit?

Accepted Answer

A)  aorta
B)  vena cava
C)  femoral artery
D)  carotid artery
E)  pulmonary arteryF) None of the above
G) A) and C)

Question 16

What is the bursting of a blood vessel called?

Accepted Answer

A)  embolus
B)  aneurysm
C)  thrombus
D)  myocardial infarction
E)  strokeF) All of the above
G) A) and E)

Question 17

A blood pressure of 90/40 is considered normal.

Accepted Answer

A) True 
 B)False

Question 18

Mrs.Hinson was informed that her blood pressure was 150/95.These numbers indicate that she has __________.

Accepted Answer

A)  normal blood pressure
B)  prehypertension
C)  hypotension
D)  stage 1 hypertension
E)  stage 2 hypertensionF) B) and E)
G) A) and E)

Question 19

What does an ECG record?

Accepted Answer

A)  brain activity
B)  blood volume
C)  heart sounds
D)  hormonal changes
E)  electrical changesF) B) and D)
G) A) and D)

Question 20

What happens to the excess fluid that leaves the capillaries at the venous end?

Accepted Answer

A)  The excess fluid is collected in the lymphatic capillaries.
B)  There is no excess fluid,100% always returns to the capillary beds.
C)  The excess fluid is excreted by the kidneys.
D)  The excess fluid is reabsorbed by the intestines.
E)  The excess fluid will accumulate in the cells causing them to rupturE.F) A) and B)
G) B) and E)

Exam 5: Cardiovascular System: Heart and Blood Vessels

Elizabeth takes a prescription drug that dilates her arterioles.What does this do to her blood pressure? Why?

Correct AnswerverifiedShow Answer

What is the function of valves in the veins?

Correct AnswerverifiedShow Answer

During open heart surgery,the first heart structure that would be cut into is the _____________.

Correct AnswerverifiedShow Answer

The excess fluid from the cardiovascular system that enters the lymphatic system is called _______.

Correct AnswerverifiedShow Answer

Mrs.Hinson was informed that her blood pressure was 150/95.These numbers indicate that she has __________.

Correct AnswerverifiedShow Answer

What is the bursting of a blood vessel called?

Correct AnswerverifiedShow Answer

Generally,there are no symptoms of hypertension.

Correct AnswerverifiedShow Answer

Trace the path of blood flow through the heart and lungs,starting with the superior and inferior vena cava.

Correct AnswerverifiedBlood enters the heart through the super...View AnswerShow Answer

What happens to the excess fluid that leaves the capillaries at the venous end?

Correct AnswerverifiedShow Answer

The systemic circuit contains more blood at any one time than does the pulmonary circuit.

Correct AnswerverifiedShow Answer

Blood leaves which chamber of the heart to enter the lungs?

Correct AnswerverifiedShow Answer

A blood pressure of 90/40 is considered normal.

Correct AnswerverifiedShow Answer

The "lub" sound of the "lub-dup" heart beat is due to what?

Correct AnswerverifiedShow Answer

Which of the following heart tissues is not part of the internal conduction system of the heart?

Correct AnswerverifiedShow Answer

Choose the most correct statement concerning capillaries.

Correct AnswerverifiedShow Answer

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Correct AnswerverifiedShow Answer

Which of the following could be used to take a pulse?

Correct AnswerverifiedShow Answer

Which part of the body is often diseased in alcoholics due to exposure to alcohol?

Correct AnswerverifiedShow Answer

What does an ECG record?

Correct AnswerverifiedShow Answer

Which of the following is the largest artery of the systemic circuit?

Correct AnswerverifiedShow Answer

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Blood enters the heart through the super...
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