For many reflexes, including the stretch reflex, the excitation of a muscle leads to

A.  excitation of all motorneurons that are contralateral.
B.  inhibition of motor neurons of its  antagonist.
C.  inhibition of motor neurons of its  synergist.
D.  excitation of motor neurons of the antagonist.
E.  inhibition of sensory neurons that initiate the reflex.


B

Anatomy & Physiology

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