Cardiovascular Semester Exam Review

Cardiovascular Semester Exam Review

Multiple Choice

Which one of the following DOES NOT receive blood directly from the aortic arch?

• brachiocephalic artery

• marginal coronary artery

• left common carotid artery

• left subclavian artery

Multiple Choice

Which of the following is NOT associated with ventricular systole?

• atrioventricular valves close

• heart is relaxed

• blood rushes out of the ventricles

• semilunar valves open

Multiple Choice

Larger veins have __ to prevent backflow of blood.

• valves

• thicker walls

• stronger muscles

Multiple Choice

The circle of Willis is a special circulation designed to protect the __.

• kidney

• heart

• brain

• lungs

Multiple Choice

The umbilical __ carries blood rich in nutrients and oxygen to the fetus.

• capillary

• artery

• vein

Multiple Choice

Which of the following statements about blood pressure is NOT correct?

• blood pressure is controlled by the sinoatrial node

• 110/70 is considered to a normal, healthy blood pressure

• systolic pressure is pressure in the arteries during ventricular contraction

• the device used to measure blood pressure is a sphygmomanometer

Multiple Choice

Which of the following statements regarding capillary exchange is NOT true?

• blood pressure is higher at the arterial end of the capillary

• osmotic pressure forces fluids and solutes out of the capillary

• precapillary sphincters control blood flow through capillary beds

• fluids tend to re-enter the capillaries at the venous end