The benefit provided by all hearts with two atria is
A)complete separation of oxygenated and deoxygenated blood.
B)that blood is pumped into body tissues at high pressure.
C)there is an extra place to store blood when the animal is at rest.
D)not all the blood has to pass through both sides of the heart.
E)that there are two muscular regions for pumping blood out of the heart to different organs.

Question

Quizplus · Accepted Answer

Having two atria allows for blood to be pumped into body tissues at high pressure, which is a benefit of a double circulatory system found in animals with a four-chambered heart.

The Benefit Provided by All Hearts with Two Atria Is