How can there be strong and weak muscle contractions if a single muscle fiber always contracts to its full extent?

asked Aug 22, 2021 45.0k views

2 votes

How can there be strong and weak muscle contractions if a single

muscle fiber always contracts to its full extent?

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5 votes

Answer:

As more and larger motors units are activated the force of muscle contraction becomes stronger.

Step-by-step explanation:

Haji answered Aug 27, 2021

by Haji

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