Which is/are the most common inhibitory neurotransmitter(s)of the CNS?
A) GABA only
B) glycine only
C) glutamate only
D) GABA and glycine
E) All of the answers are correct.

Question

Quizplus · Accepted Answer

GABA and glycine are the most common inhibitory neurotransmitters in the CNS. While glutamate is an excitatory neurotransmitter and glycine is primarily found in the spinal cord and brainstem, GABA is widely distributed throughout the CNS and is the main inhibitory neurotransmitter in the brain. Therefore, option D is the best choice.

Which Is/are the Most Common Inhibitory Neurotransmitter(s)of the CNS