Solved UPSC CDS/OTA Question
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Q · Nervous Systemmedium · 45s
Where is the resting membrane potential maintained?
TopicNervous System
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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The resting membrane potential (~–70 mV) is maintained across the neuronal plasma membrane by the Na⁺/K⁺ ATPase pump and selective ion channel permeability, ensuring readiness for action potential generation.
Final Answer: Option B - Across the neuronal membrane at rest