The Classically Conditioned Fear Response in Rats Results Primarily from

Multiple Choice

The classically conditioned fear response in rats results primarily from

A) protein synthesis in postsynaptic neurons in the amygdala.
B) fatigue of motor neurons responsible for freezing.
C) decreased release of neurotransmitter by sensory neurons and interneurons in the amygdala.
D) increased release of neurotransmitters by neurons in the sensory systems responding to the conditioned stimulus.