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To move a body part, you need two muscles- a flexor, which bends a part of your body, and an extensor, which extends a part of your body. If you need two muscles for every bone, you end up witha lot more muscles.

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Wiki User

14y ago
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Wiki User

8y ago

because they help our body to be flexible, strong,and every a-okay. They help us move, play sports and talk too!

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Mavil Fabio

Lvl 1
3y ago
A-okay hahahha

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Wiki User

14y ago

no they arent althought they make us move if we didnt have bones we would be a pile of skin on the floor

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Q: Why are bones and muscles important?
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