Item #5 of 10

The stretch reflex _______________________.

protects the muscle against damage and maintains tone of the muscle;
causes a sudden relaxation of extrafusal muscle fibers;
causes a sudden relaxation of intrafusal muscle fibers;
protects the muscle against excessive muscle contraction;
none of the alternatives provided is correct;

INCORRECT - The stretch reflex protects against the effects of excessive muscle stretching, not contraction.

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