Blood vessels enter and exit from the
a. apex
b. base
c. auricles of the heart.
d. trigone
e. inferior aspect

The best answer to the statement: Blood vessles enter and exit from the:___, would be, B: Base.

Explanation:

The number of major vessels, between arteries and veins, that enter the heart to either deposit blood, or take out blood, is five: the aorta, the pulmonary arteries, the pulmonary veins, the superior vena cava and inferior vena cava. All of these vessels enter the heart and join one of the four chambers to fulfill their task. The entering point for all of these vessels, into the heart, is the base of the organ.

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explanation: