Which of these elements plays a role in the stretch reflex?

Name: Which of these elements plays a role in the stretch reflex?
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Question

Quizplus · Accepted Answer

The stretch reflex involves muscle spindles (which detect stretch in the muscle), extrafusal muscle fibers (which are the main contractile units of the muscle), and intrafusal muscle fibers (which are part of the muscle spindle and adjust its sensitivity). All these components work together in the stretch reflex mechanism.

Which of These Elements Plays a Role in the Stretch