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28 votes
28 votes
When trrowing a ball why does the triceps muscle contract?

User Shredator
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1 Answer

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20 votes

Answer:

The contraction of the triceps muscle causes the arm to flex. The contraction of the triceps muscle causes the arm to extend. When added to the force of the biceps contracting it provides extra force to the ball.

User Semibruin
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