In an open circulatory system,
A) there is no heart.
B) there is a gastrovascular cavity.
C) there are no blood vessels.
D) blood flows out of the body.
E) there is no distinction between blood and tissue fluid.

Question

Quizplus · Accepted Answer

In an open circulatory system, the blood (hemolymph) is not confined entirely to blood vessels and directly bathes the organs and tissues, meaning there is no distinction between blood and tissue fluid.

In an Open Circulatory System