This animal has two atria and one ventricle and two vascular circuits.This animal is
A) a frog.
B) a woodpecker.
C) an alligator.
D) a rat.
E) more than one of these.

Question

Quizplus · Accepted Answer

Frogs have a unique circulatory system where they have two atria and one ventricle, which allows for some oxygenated blood and some deoxygenated blood to mix. They also have two separate vascular circuits, one for the lungs and skin and another for the rest of the body.

This Animal Has Two Atria and One Ventricle and Two