Skeletal muscle fibers that form the muscle spindles. They function as specialized proprioceptive sensory receptors that detect the rate and proportion of change in the muscle's length. They are innervated by both motor and sensory fibers.
Skeletal muscle fibers that form the muscle spindles. They function as specialized proprioceptive sensory receptors that detect the rate and proportion of change in the muscle's length. They are innervated by both motor and sensory fibers.