Which of the following acts as a neurotransmitter inhibitor _______________?
Correct answer: B. GABA
- A. Glutamate
- B. GABA
- C. Aspartic acid
- D. Lysin
Explanation
GABA is the principal inhibitory neurotransmitter in the brain, usually reducing neuronal excitability by increasing chloride or potassium conductance. Glutamate and aspartate are mainly excitatory neurotransmitters.
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