kamera14 kamera14
  • 03-06-2019
  • Health
contestada

The pulmonary valve and the aortic valve
as the ventricles begin to contract.
A. close
B. open
C. contract
D. relax

Respuesta :

NotYoursEither
NotYoursEither NotYoursEither
  • 03-06-2019

Answer:

I believe it is B. Open

Explanation:

Hope my answer has helped you!

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bobalais8261 bobalais8261
  • 03-06-2019
The answer is B !!! I hope this helps
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