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PTECH Anatomy QUESTION #3094
Question 1
Which neurotransmitter is released at the neuromuscular junction to trigger contraction?
  • Dopamine
  • Serotonin
  • Acetylcholine✔️
  • Adrenaline
Correct Answer Explanation
Acetylcholine (ACh) binds to receptors on the muscle fiber to initiate an action potential.