The neurotransmitter released from the motor neuron at a neuromuscular junction is
a) norepinephrine.
b) acetylcholine.
c) adrenaline.
d) calcium.
e) glycine.

The answer is b) acetylcholine.

Explanation:

Acetylcholine is an actylcholine that functions as a neurotransmitter, an ester of acetic acid and choline that serves as a vasodilator, a muscarinic agonist, a hormone, a human metabolite, a metabolite of a mouse and a neurotransmitter.

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