Anatomy and Physiology- Cardiovascular Sysytem Quiz
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At the instant following the second heart sound, which heart valves are open?
A. Both atrioventricular valves and semilunar valves
B. Atrioventricular valves only
C. All valves are closed
D. Semilunar valves only
What is the correct path through the circulatory system which describes the passage of a blood clot originating in the left leg?
A. Vena cava → left atrium → left ventricle → lungs → right atrium → right ventricle → aorta
B. Vena cava → right atrium → right ventricle → lungs → left atrium → left ventricle → aorta
C. Vena cava → left atrium → right atrium → lungs → left ventricle → right ventricle → aorta
D. Vena cava → right atrium → left atrium → lungs → right ventricle → left ventricle → aorta
How can the circulatory system promote heat retention/conservation, such as on a cold day?
A. Vasoconstriction
B. Vasodilation
C. Decreasing tunica media contraction
D. Increasing capillary surface area
What physical feature of large systemic arteries (resistance vessels) makes them relatively more responsive to changes in intracellular calcium concentrations?
A. Thick tunica media
B. Absent tunica media
C. Thick tunica intima
D. Absent tunica intima
A tiny blood vessel that allows for exchange between the blood and cells in the tissues in the body is called a
A. Blood vessel
B. Vein
C. Capillary
D. Artery
Arteries carry blood away from the heart?
A. TRUE
B. FALSE
What divides the left side of the heart from the left side?
A. Atrium
B. Ventricles
C. Wall
D. Septum
The atriums are located below the ventricles?
A. TRUE
B. FALSE