Which neurotransmitter is released at the gland by the preganglionic neuron in the diagram?

A)Norepinephrine
B)Acetylcholine
C)Epinephrine
D)Dopamine
E)Serotonin

Question

Which neurotransmitter is released at the gland by the preganglionic neuron in the diagram?

A)Norepinephrine 
B)Acetylcholine 
C)Epinephrine 
D)Dopamine 
E)Serotonin

Quizplus · Accepted Answer

The neurotransmitter released by the preganglionic neuron at the gland is acetylcholine, as this is the primary neurotransmitter used in the parasympathetic nervous system. Norepinephrine and epinephrine are primarily used in the sympathetic nervous system, while dopamine and serotonin are used in various other functions throughout the brain and body, but not in the autonomic nervous system.

Which Neurotransmitter Is Released at the Gland by the Preganglionic