4. When the heart rhythm breaks down and the muscle fibers contract at random without coordination, a life-threatening condition known as exists.

asked Jun 27, 2021 35.4k views

5 votes

4. When the heart rhythm breaks down and the muscle fibers contract at random without

coordination, a life-threatening condition known as
exists.

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1 vote

Answer:Fibrillation

Step-by-step explanation:

Yurmix answered Jul 2, 2021

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