3. What happens as the blood flows from the atria into the ventricles of the
heart?
Attachments:
Answers
Answered by
0
Answer:
3. What happens as the blood flows from the atria into the ventricles of the
heart?
Answered by
4
Explanation:
I think the answer is B
- close -relax-relax-open
I hope this will help you
Similar questions