Ascending pain fibers use which of the following as their primary neurotransmitter?
A)GABA
B)glutamate
C)adenosine
D)epinephrine

Question

Ascending pain fibers use which of the following as their primary neurotransmitter?​ 
A)GABA 
B)glutamate 
C)adenosine 
D)epinephrine

Quizplus · Accepted Answer

Ascending pain fibers primarily use glutamate as their neurotransmitter. It is the main excitatory neurotransmitter in the central nervous system and is involved in the transmission of pain signals. GABA is an inhibitory neurotransmitter, adenosine is involved in the regulation of sleep and wakefulness, and epinephrine is primarily released by the sympathetic nervous system in response to stress or danger.

Ascending Pain Fibers Use Which of the Following as Their