Which of the following is a neurotransmitter that triggers a contraction of a voluntary muscle?
A) synapse
B) action potential
C) sodium
D) acetylcholine

Question

Quizplus · Accepted Answer

Acetylcholine is the neurotransmitter that triggers a contraction of a voluntary muscle. It binds to receptors on the muscle membrane, causing depolarization and ultimately leading to muscle contraction. The other options (synapse, action potential, sodium) are not specific neurotransmitters that cause muscle contraction.

Which of the Following Is a Neurotransmitter That Triggers a Contraction