role of an Na+ in the generation of action potential
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the Na+ ions interchange across the axolema leads to +ve charge outside nd - ve charge inside leads to formation of ion conc gradient
it generates action potential
it generates action potential
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a) Role of Na+ in the generation of action potential. ... (a) Sodium ions play an important role in the generation of action potential. When a nerve fibre is stimulated, the membrane potential decreases. The membrane becomes more permeable to Na+ ions than to K+ ions.
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