The function of the gamma motor neuron is to
a. detect changes in the muscle fiber length.
b. stimulate the muscle to contract.
c. limit the degree of contraction of the muscle.
d. coordinate the contraction of extensor and flexor muscles.
e. control the sensitivity of the muscle spindle.
Question 2
A ________ consists of the extrafusal fibers innervated by a single alpha motor neuron.
a. myofibril tangle
b. motor unit
c. extrafusal junction
d. intrafusal contact
e. muscle spindle
