NUR231 Cardiovascular Exam Questions
with 100% Correct Answers
Intermittent claudication relates to which peripheral vascular disorder?
a. Peripheral arterial disorder
b. Peripheral venous disorder
c. Deep vein thrombosis
d. Both peripheral arterial and venous disorder - ✔✔a. Peripheral arterial
disorder
The heart requires about:
a. 5% of the body's blood supply
b. 10% of the body's blood supply
c. 20% of the body's blood supply
d. 50% of the body's blood supply - ✔✔
In the average adult, the amount of blood that remains in the ventricles at
the end of systole is:
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a. 0 mLs
b. 40 mLs
c. 100 mLs
d. 200 mLs - ✔✔b. 40 mLs
Cardiac output is the amount of blood pumped by the ventricles:
a. into the systemic system in one cardiac cycle
b. into the pulmonary and systemic system in one cardiac cycle
c. into the systemic system in one minute
d. into the pulmonary and systemic system in one minute - ✔✔
The coronary arteries both originate from:
a. the walls of the left ventricle
b. the pericardial lining of the heart
c. the aortic arch
d. the base of the aorta - ✔✔d. the base of the aorta
Blood enters the right atrium via three veins, the two vena cavas and the:
a. pulmonary artery
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b. pulmonary vein
c. main coronary vein
d. coronary sinus - ✔✔d. coronary sinus
The function of the chordae tendineae is to:
a. Close the atrioventricular valves
b. Prevent the atrioventricular valve flaps from everting
c. Contract the papillary muscles
d. Open the semi lunar valves - ✔✔b. Prevent the atrioventricular valve
flaps from everting
The normal 'pacemaker' of the heart is/are the:
a. SA node
b. AV node
c. Purkinje fibres
d. septal node - ✔✔a. SA node
The left ventricular wall of the heart is thicker than the right ventricular wall
in order to:
a. accommodate a greater volume of blood