Which muscle relaxes when the arm extends?

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asked Jul 25, 2021 156k views

1 Answer

MaxArt · Answer 1 · 2021-07-31T13:35:45+0000

triceps

The biceps and triceps act against one another to bend and straighten the elbow joint. To bend the elbow, the biceps contracts and the triceps relaxes. To straighten the elbow, the triceps contract and the biceps relax.

Which muscle relaxes when the arm extends?

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