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Dictionary

mus'cle spin"dle

Cell Biol.a proprioceptor in skeletal muscle, composed of striated muscle fibers and sensory nerve endings in a connective tissue sheath, that conveys information via the spinal nerves on the state of muscle stretch, important in the reflex mechanism that maintains body posture.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

Muscle Shoals

muscone

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