B. requires gamma motor activation. C. depends on receptors in the tendons for its activation. D. is activated by changes in muscle pressure. E. is an important diagnostic tool because it can not be modified. Question 4 of 5 Click on the single best answer.
Muscle spindles contain specialized stretch receptors.
A. Contraction of the extrafusal fibers of the homonymous muscle. B. Contraction of the intrafusal fibers within the homonymous muscle. C. Relaxation of antagonistic muscles. D. Decreased gamma efferent discharge to the homonymous muscle. E. Activation of Golgi tendon organs within the homonymous muscle.