Which Is TRUE About the Muscle Fibers Found in a Muscle

question 17

Multiple Choice

Which is TRUE about the muscle fibers found in a muscle spindle?

• A)They are not true muscle fibers because they cannot contract.
• B)They are innervated by alpha motor neurons.
• C)They function to maintain tension on spindle receptors.
• D)When stimulated to fire,they always inhibit flexor muscles muscles.
• E)Their contraction is stimulated by alpha motor neurons and inhibited by gamma motor neurons.

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