Which neurotransmitter is released by the preganglionic neuron at the autonomic ganglion in the diagram?
A)Norepinephrine
B)Acetylcholine
C)Epinephrine
D)Dopamine
E)Serotonin

Question

Which neurotransmitter is released by the preganglionic neuron at the autonomic ganglion 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 autonomic ganglion is acetylcholine. This is a characteristic of both the sympathetic and parasympathetic nervous systems. Norepinephrine and epinephrine are released by postganglionic neurons in the sympathetic nervous system, while dopamine and serotonin are not typically involved in autonomic ganglia neurotransmission.

Which Neurotransmitter Is Released by the Preganglionic Neuron at the Autonomic