Multiple Choice
With regard to the process of neural transmission,a refractory period refers to a time interval in which
A) chemical messengers cross synaptic gaps between neurons.
B) a neurotransmitter is reabsorbed by a sending neuron.
C) an action potential cannot occur.
D) an organism reflexively withdraws from a pain stimulus.
Correct Answer:

Verified
Correct Answer:
Verified
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