PHYSIOLOGY
MUSCLE CONTRACTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What neurotransmitter is used at the neuromuscular junction that sends a signal from the motor neuron to the skeletal muscle?
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Glutamate
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Acetylcholine
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Norepinephrine
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Dopamine
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Explanation:
Detailed explanation-1: -In the peripheral nervous system, ACh is the neurotransmitter at the neuromuscular junction between the motor nerve and skeletal muscle.
Detailed explanation-2: -The neuromuscular junction (NMJ) is a synaptic connection between the terminal end of a motor nerve and a muscle (skeletal/ smooth/ cardiac). It is the site for the transmission of action potential from nerve to the muscle. It is also a site for many diseases and a site of action for many pharmacological drugs.
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