________ plays a critical role as a neurotransmitter that stimulates skeletal muscles to contract.
A) Acetylcholine
B) GABA
C) Dopamine
D) Endorphin

Question

________ plays a critical role as a neurotransmitter that stimulates skeletal muscles to contract.
A) Acetylcholine 
B) GABA 
C) Dopamine
D) Endorphin

Quizplus · Accepted Answer

Acetylcholine is a neurotransmitter that is responsible for transmitting nerve impulses to the muscles, which causes the muscles to contract. It is critical to the functioning of the neuromuscular system, and any disruption in the production or release of acetylcholine can lead to various muscle-related disorders. GABA, dopamine, and endorphins are also important neurotransmitters in the body, but they do not play a primary role in muscle contraction.

________ Plays a Critical Role as a Neurotransmitter That Stimulates