Zoology-(general)
NEET Zoology (general) MCQ Question
Type: MCQ-diagram based-Medium-Class 11
Consider a diagram showing a neuron with labeled parts. If a stimulus is applied to the membrane at a point, what process occurs at that site?
A
Repolarization
B
Depolarization
C
Hyperpolarization
D
Resting potential stabilization
Correct Answer
Option B
Detailed Explanation
When a stimulus is applied, the membrane becomes permeable to Na+, leading to a rapid influx of Na+ ions and reversal of polarity, resulting in depolarization as per the NCERT context.
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