Which of the following statements is correct?
a. Gamma motor neuron activity is too weak to affect whole muscle tension.
b. Golgi tendon organs lie within the belly of the muscle.
c. A muscle spindle is a collection of extrafusal fibers.
d. The primary purpose of the stretch reflex is to counteract the unintended contraction of the quadriceps.
e. Each muscle spindle has one efferent and two afferent neurons which are used for reciprocal innvervation.
A
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