Which statement about open and closed circulatory systems is false?
A) In closed circulatory systems, vessel resistance can be changed to direct blood flow to specific tissues.
B) In closed circulatory systems, large molecules that transport nutrients are kept within vessels.
C) Fluid can flow more rapidly in open circulatory systems than in closed circulatory systems, because it is not confined to vessels.
D) Heat can be transported more rapidly in closed than in open circulatory systems.
E) All vertebrates have closed circulatory systems.

Question

Quizplus · Accepted Answer

Fluid in open circulatory systems does not flow more rapidly than in closed systems; it is generally slower because it is not confined to vessels, allowing less control over flow rate.

Which Statement About Open and Closed Circulatory Systems Is False