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Physiology

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Central Nervous System

Question
22 out of 23
 

The main excitatory neurotransmitter in the CN is:



A Glycine
B Acetylcholine

C Aspartate
D Glutamate

Ans. D Glutamate

Glutamate is the main excitatory transmitter in the brain and spinal cord and it is the transmitter responsible for 75% of the excitatory transmission in brain.

1. Inhibitory amino acid

a. Glycine in brain stem and spinal cord Q

b. GABA in brain Q (cerebellum, cerebral cortex, etc).

2. Excitatory amino acid

a. Glutamate in cerebral ' cortex and brain stem Q

b. Asparate in spinal cord. Q

Central Nervous System Flashcard List

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