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NUR231 Cardiovascular Exam Questions And Answers
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NUR231 Cardiovascular Exam Questions And AnswersIntermittent 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 - ANSWER 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 - ANSWER
For the average adult, the residual volume that stays in the ventricles at the end of
systole is:
a. 0 mLs
b. 40 mLs
c. 100 mLs
d. 200 mLs - ANSWER b. 40 mLs
Cardiac output refers to the volume of blood pumped by the ventricles:
,a. into the systemic system during one cardiac cycle
b. into the pulmonary and systemic system during one cardiac cycle
c. into the systemic system during one minute
d. into the pulmonary and systemic system in one minute - ANSWER
The coronary arteries both arise 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 - ANSWER d. the base of the aorta
Blood enters the right atrium through three veins, the two vena cavas and the:
a. pulmonary artery
b. pulmonary vein
c. main coronary vein
d. coronary sinus - ANSWER 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 - ANSWER 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 - ANSWER a. SA node
The wall of the left ventricle is thicker than the wall of the right because it has to:
a. hold more blood volume
b. dilate the thoracic cage during diastole
c. pump blood harder
d. push blood through a smaller valve - ANSWER c. pump blood harder
The normal, palpable undulation in the region of the midclavicular line left intercostal
space is most correctly termed:
a. point of maximal impact
b. point of maximal impulse
c. apical impact area
d. apical impulse - ANSWER d. apical impulse
Afterload is the tension that must be overcome by the ventricles when pumping their
blood and is directly affected by:
a. oxygen saturation
b. posture
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