_____ inhibits the firing of neurons in the central nervous system, but it excites the heart muscle, intestines, and urogenital tract.
A)Serotonin
B)Dopamine
C)Norepinephrine
D)GABA

Question

Quizplus · Accepted Answer

Norepinephrine is a neurotransmitter that inhibits the firing of neurons in the central nervous system, but it excites the heart muscle, intestines, and urogenital tract. Serotonin and dopamine are neurotransmitters that are involved in the regulation of mood, behavior, and other functions in the brain. GABA is an inhibitory neurotransmitter that reduces the activity of neurons in the brain.

_____ Inhibits the Firing of Neurons in the Central Nervous