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(((The same as all the other skeletal muscles in your body. They contract by isometric contraction or isotonic contraction. That means that they either keep their same length as they tighten up, or they get longer or shorter as they tighten up. Any of these contractions affect a joint that is made of bones and cartilage. When you contract muscles in your hands they either help it hold its shape or help it move and change shape.

We humans have the most intricate muscles and bones in our hands so we can do very delicate manipulations to small objects. One of the things that our hands do best is something you did to ask this question; you used a keyboard to type into a computer.

Other hand trivia: Your legs are about 50 times stronger than your arms. And the weakest part of your arms are your hands. As far as sensitivity, your hands have almost the same number of nerve endings as rest of your body, not including the toes, tongue, and lips. )))

You have no muscles in your hands you have muscles in your arms that pull tendons attached to your fingers and such, but there are no muscles in your hands

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16y ago

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