The main excitatory neurotransmitter in the nervous system that plays a role in memory and learning is
A) glutamate.
B) GABA.
C) acetylcholine.
D) serotonin.
Answer: A
Rationale: Glutamate is the main excitatory neurotransmitter in the nervous system. It is believed to play a critical role in memory and learning.
Psychology
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