Chapter 11 - Cardiovascular System (abbr.) Question Preview (ID: 54460)
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Blockage of which arteries would likely result in a heart attack?
a) Coronary arteries
b) Pulmonary arteries
c) Brachial arteries
d) Lumbar arteries
The upper chambers of the heart that receive incoming blood.
a) Atria
b) Ventricles
c) Arterioles
d) Venules
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
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
Which heart valve allows blood to pass from the right atrium to the right ventricle?
a) Tricuspid
b) Bicuspid
c) Semilunar
d) Unicuspid
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
Tiny thin-walled blood vessels that allow substances to diffuse into and out of the blood.
a) Capillaries
b) Arterioles
c) Venules
d) Ventricles
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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