Deck 23: Cardiovascular Physiology

Question 1

Mean arterial pressure is determined by ________.

A) dividing the diastolic pressure by one-third of the pulse pressure
B) the difference of the diastolic pressure and one-third of the pulse pressure
C) the sum of diastolic pressure and one-third of the pulse pressure
D) multiplying the diastolic pressure by one-third of the pulse pressure

Answer 1

C

Question 2

When measuring blood pressure,the Korotkoff sounds are generated as a result of ________.

A) turbulent blood flow in the aorta
B) turbulent blood flow in the brachial artery
C) turbulent blood flow in the brachial vein
D) turbulent blood flow in the carotid arteries

Answer 2

B

Question 3

The artery at the pulse point found at the temporal area of the head is the ________.

A) common carotid artery
B) superficial temporal artery
C) popliteal artery
D) femoral artery

Answer 3

B

Question 4

The artery at the pulse point found on the anterior surface of the lateral wrist is the ________.

A) radial artery
B) external carotid artery
C) popliteal artery
D) femoral artery

Question 5

The ________ is generated by the expansion and recoil of the arteries.

A) blood pressure
B) heartbeat
C) mean arterial pressure
D) pulse

Question 6

The term ________ means "relaxation," and the term ________ means "contraction."

A) diastole; systole
B) systole; diastole
C) systole; conduction
D) diastole; conduction

Question 7

Which of the following accounts for the heart sounds "lubb-dubb"?

A) closing of the semilunar and atrioventricular valves, respectively
B) opening of the semilunar and atrioventricular valves, respectively
C) closing of the atrioventricular and semilunar valves, respectively
D) opening of the atrioventricular and semilunar valves, respectively

Question 8

During your last visit to the doctor,your blood pressure was 125/80.Calculate your pulse pressure.

A) 45
B) 205
C) 10,000
D) 1.56

Question 9

Systolic blood pressure represents ________.

A) the expansion and recoil of the artery walls
B) the highest blood pressure generated in arteries during ventricular systole when the artery is maximally stretched
C) the resistance to blood flow in the arteries
D) the electrical activity in the heart

Question 10

Which of the following accurately describes the relationship between recovery time and physical fitness?

A) Shorter recovery time equates to better physical fitness.
B) Shorter recovery time equates to poor physical fitness.
C) Longer recovery time equates to better physical fitness.
D) There is no relationship between recovery time and physical fitness.

Question 11

Which of the following properly describes "mean arterial pressure"?

A) Mean arterial pressure is generated by the closure of the aortic semilunar valve.
B) Mean arterial pressure is generated as a result of the force exerted by the stretch and recoil of the arteries.
C) Mean arterial pressure is generated as blood is ejected from the left ventricle.
D) Mean arterial pressure ensures that blood is pushed from the heart and through the systemic circulation.

Question 12

________ is the instrument used to listen to heart sounds.

A) A sphygmomanometer
B) A stethoscope
C) An electrode
D) An electrocardiogram

Question 13

Diastolic blood pressure represents ________.

A) the lowest pressure during ventricular diastole when the artery recoils no farther
B) the expansion and recoil of the artery walls
C) the electrical activity in the heart
D) the force exerted by the left ventricle as blood is pumped into the aorta

Question 14

During your last visit to the doctor,your blood pressure was 125/80.Calculate the "mean arterial pressure."

A) 102.5
B) 93.5
C) 205
D) 13.5

Question 15

Pulse pressure is determined by ________.

A) adding diastolic blood pressure to systolic blood pressure
B) multiplying diastolic blood pressure by systolic blood pressure
C) subtracting diastolic blood pressure from systolic blood pressure
D) subtracting systolic blood pressure from diastolic blood pressure

Question 16

A ________ is used to measure blood pressure.

A) electrocardiograph
B) electrode
C) sphygmomanometer
D) stethoscope

Question 17

The artery at the pulse point found at the popliteal fossa is the ________.

A) popliteal artery
B) common carotid artery
C) superficial temporal artery
D) radial artery

Question 18

A heartbeat begins with an electrical impulse generated by the ________.

A) sinoatrial (SA) node
B) Purkinje fibers
C) atrioventricular (AV) bundle
D) atrioventricular (AV) node

Question 19

Which of the following statements accurately describes the pressure in the atria and ventricles at the beginning of the cardiac cycle?

A) Pressure is highest in the atria and lowest in the ventricles.
B) Pressure is lowest in the atria and highest in the ventricles.
C) Pressure is equal in the chambers of the heart.
D) We're unsure of the pressure in the beginning of the cardiac cycle.

Question 20

The artery at the pulse point found at the femoral triangle is the ________.

A) femoral artery
B) superficial temporal artery
C) popliteal artery
D) radial artery