Biology, asked by rahahul1372, 1 year ago

Why are at least 2 muscles needed go move a bone at a joint in 1 direction?

Answers

Answered by PiyushSinghRajput1
5
Muscles move body parts by contracting and then relaxing. Your muscles can pull bones, but they can't push them back totheir original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint.
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