NEET Zoology Muscle Contraction MCQ Question
What neurotransmitter is released at the neuromuscular junction to initiate muscle contraction?
Acetylcholine
Dopamine
Serotonin
Norepinephrine
Correct Answer
Detailed Explanation
Acetylcholine is the neurotransmitter that is released at the neuromuscular junction, generating an action potential in the sarcolemma, as stated in the NCERT context.
Found an issue with this question?
Related Questions
More from Muscle Contraction
During muscular contraction, which of the following events occur? (i) H⁻zone disappears (ii) A⁻band widens (iii) I⁻band reduces in width (iv) ...
If a muscle fibre contains 150 sarcomeres between two Z lines and each sarcomere shortens by 0.6 micrometers during contraction, what is the total sho...
More from
Assertion (A): Ciliary movement in human beings is limited to internal tubular organs. | Reason (R): Ciliary movement facilitates the passage of ova i...
Match Column-I with Column-II. Column-I Column-II (a) Amoeboid movement (i) Tentacle contraction (b) Ciliary movement (ii) Locomotio...