Question

Fluid within an open circulatory system is called ________.

Question 1 options:

ostia

blood

hemolymph

lymph

Answer 1

C-hemolymph

Step-by-step explanation:

In open circulatory systems, a fluid called hemolymph is pumped through a blood vessel that empties into the body cavity. Hemolymph returns to the blood vessel through openings called ostia.