Jasmine F.

asked • 05/02/15

During exercise, venous return is enhanced by?

a.the operation of carotid arterialand femoral arterial valves.
b. the operation of the respiratory muscle/ventilation pump.
c. skeletal muscle pump operation.
d. all of the above.
e. only b & c.
I'm torn between D and E. help me out a little?

5 Answers By Expert Tutors

By:

Aayushi P. answered • 12/01/19

Helping student reach their potentials

Christine M. answered • 09/26/19

Experience both in teaching and the real world.

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