Chapter 11 - Cardiovascular System (abbr.) Question Preview (ID: 54460)


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Tiny thin-walled blood vessels that allow substances to diffuse into and out of the blood.
a) Capillaries
b) Arterioles
c) Venules
d) Ventricles

Which of these IS NOT one of the 3 main parts of the Cardiovascular Circulatory System?
a) Spleen
b) Heart
c) Blood Vessels
d) Blood

Which heart valve allows blood to pass from the right atrium to the right ventricle?
a) Tricuspid
b) Bicuspid
c) Semilunar
d) Unicuspid

What is the function of the hearts pacemakers (AV node/SA node)?
a) Creates electrical impulse to stimulate the heart muscle to contract
b) Allows blood to pass from the atria to the ventricles
c) Release blood into the pulmonary arteries
d) Prevent the blood from going from one side of the heart to the other

Where is the blood always going when it's traveling in an artery?
a) Away from the heart
b) Toward the heart
c) To the lungs
d) To the brain

The upper chambers of the heart that receive incoming blood.
a) Atria
b) Ventricles
c) Arterioles
d) Venules

Blockage of which arteries would likely result in a heart attack?
a) Coronary arteries
b) Pulmonary arteries
c) Brachial arteries
d) Lumbar arteries

The pressure exerted on the artery walls when the ventricles are CONTRACTED.
a) Systolic pressure
b) Diastolic pressure
c) Hydrostatic pressure
d) Osmotic pressure

Which heart valve releases blood from the heart into the main artery through which blood leaves the heart?
a) Aortic
b) Pulmonary
c) Bicuspid
d) Tricuspid

Condition in which the heart muscle (myocardium) is deprived of oxygen.
a) Myocardial Infarction
b) Amemia
c) Hemophilia
d) Stroke

Lower chambers of the heart from which blood always leaves the heart.
a) Ventricles
b) Atria
c) Arterioles
d) Venules

Tiny arteries that carry blood to the capillaries.
a) Arterioles
b) Venules
c) Veins
d) Ventricles

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