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Muscles always contract entirely i.e. every part of the muscle which contains myosin and actin (contractile proteins) is able to contract and does contract almost simultaneously.

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13y ago
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13y ago

The g spot. Is the smallest and can affect the whole body with the right stimulation.

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9y ago

The smallest unit of skeletal muscle is the muscle fiber or myofiber. These fibers contain a lot of the nuclei, sarcomeres and mitochondria.

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11y ago

thin filament

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15y ago

Sarcomere

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13y ago

sarcomere

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Q: What is the smallest structure in a muscle?
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