A Brief Contraction of All Muscle Fibers in a Motor

question 73

Multiple Choice

A brief contraction of all muscle fibers in a motor unit in response to a single action potential moving down the somatic motor neuron is known as

• A)isometric contraction.
• B)isotonic contraction.
• C)tetany.
• D)refractory period.
• E)twitch contraction.

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