In which of the following organisms does blood flow from the pulmocutaneous circuit to the heart before circulating through the rest of the body?

Question

Quizplus · Accepted Answer

Frogs have a unique circulatory system where blood returns from the lungs and skin (pulmocutaneous circulation) to the heart before being pumped out to the rest of the body. This is different from the systems in annelids, fishes, and insects.

In Which of the Following Organisms Does Blood Flow from the Pulmocutaneous