During the transmission of nerve impulse throgh a nerve fibre, the potential on the innerside of the plasma membrane has which type of electric charge?
A
First negative then positive and again back to negative
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B
First positive then negative and continue to be negative
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C
First negative then positive and continue to be positive
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D
First positive then negative and again back to positive
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Solution
The correct option is A First negative then positive and again back to negative
During the transmission of nerve impulse through a nerve fibre, the potential on the innerside of the plasma membrane has first negative charge, then positive and again negative by repolarisation.