A motor unit is made up of one alpha neuron and all of the muscle fibers that it innervates.

Name: A motor unit is made up of one alpha neuron and all of the muscle fibers that it innervates.
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This is a correct statement. A motor unit consists of a single alpha motor neuron and all the muscle fibers it innervates. The alpha motor neuron sends an action potential down its axon, causing all the muscle fibers it innervates to contract simultaneously.

A Motor Unit Is Made Up of One Alpha Neuron