In the mammalian heart,the valves open and close because
A)they are under neural control.
B)they are under myogenic control.
C)changes in chamber pressure cause them to open and close.
D)all of the above

Question

Quizplus · Accepted Answer

The valves in the mammalian heart open and close due to changes in chamber pressure. This is a mechanical process that does not involve neural or myogenic control.

In the Mammalian Heart,the Valves Open and Close Because