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Skeletal muscle tissue is made of many fibers, which have many sarcomeres with overlapping actin and myosin protein strands. When muscles contract their proteins overlap eachother and shorten the fiber, which then increases height but shortens in length of each fiber.

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11y ago

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What happens during isokinetic exercise Muscles contract at a constant rate. Muscles contract and relax to move a joint. Muscles do not contract at all. Muscles contract with very little body movement.?

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Why do hand muscles contract when vomiting?

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