Cardiac

Question 1

What does the superior vena cava do

Answer 1

Conveys deoxygenated blood from head and upper extremities to right atrium

Question 2

What part of the heart provides a one way flow of blood from the right ventricle into the pulmonary artery

Answer 2

Pulmonary valve

Question 3

What does the tricuspid valve do

Answer 3

Provides one way of blood from the right atrium into the right ventricle

Question 4

What is the function of the chordae tendinae

Answer 4

Anchors the valve cusps to the papillary muscles to prevent valve prolapse

Question 5

What part of the heart conveys deoxygentated blood from trunk and lower extremities to right atrium

Answer 5

Inferior vena cava

Question 6

What separates the right and left ventricles

Answer 6

Septum

Question 7

What is the function of the mitral valve

Answer 7

Provides one way flow of blood from the left atrium to left ventricle

Question 8

What part provides one way flow of blood from the left ventricle into the aorta

Answer 8

Aortic valve

Question 9

What is the function of the left pulmonary veins

Answer 9

Transports oxygenated blood from the left lung to the left atrium

Question 10

What is the function of the left pulmonary artery

Answer 10

Transports deoxygentated blood from right ventricle to the left lung

Question 11

What part transports oxygenated blood from the left ventricle to the systemic circulation

Answer 11

Aorta ( aortic arch)

Question 12

Negative inotropic effect causes ______

Answer 12

Decreased myocardial contractility

Question 13

After load is

Answer 13

Resistance to ejection during systole

Question 14

Contractility is

Answer 14

Ability of the heart muscle to shorten, generating force; change is developed tension at a given resting fiber length

Question 15

Preload is

Answer 15

The pressure generated at the end of diastole

Question 16

Cardiac output is

Answer 16

Volume of blood flowing into the systemic (or pulmonary) circuit in one minute

Question 17

Norepinephrine action on beta adrenergic receptors causes

Answer 17

Vasoconstriction

Question 18

Epinephrine effect on systemic arterioles is

Answer 18

Vasodilation

Question 19

If after load is increased, then what happens to cardiac output

Answer 19

Decreases

Question 20

If preload is increased then what happens to cardiac output

Answer 20

Increases

Question 21

What is nitric oxide local effect on arterioles

Answer 21

Vasodilation

Question 22

What is endothelin local effect on arterioles

Answer 22

Vasoconstriction

Question 23

What is bradykinin local effect on arterioles

Answer 23

Vasodilation

Question 24

What does the right pulmonary artery do

Answer 24

Provides one way flow of blood from the left ventricle into the aorta