NEET Zoology Muscle Contraction MCQ Question
What initiates the process of muscle contraction?
A signal from the central nervous system via a motor neuron
Release of lactic acid in the muscle fibers
Increase of oxygen levels in the muscle
Direct stimulation of the sarcoplasmic reticulum
Correct Answer
Detailed Explanation
Muscle contraction is initiated by a signal sent by the central nervous system (CNS) via a motor neuron, which is crucial for the activation of muscle fibers.
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