Column-I | Column-II | ||
A. | Resting stage of a neuron | I. | Opening and then closing of the |
B. | Depolarisation phase in the generation of action potential. | II. | All voltage gated sodium and potassium channels are closed. |
C. | Repolarisation phase in the generation of action potential | III. | The sodium channels remain opened. |
D. | Absolute refractory phase. | IV. | Opening of potassium gates and the rushing of potassium |
A) A-II; B-I; C-IV; D-III
B) A-I; B-II; C-III; D-IV
C) A-III; B-IV; C-I; D-II
D) A-IV; B-II; C-III; D-I
Correct Answer: A
Solution :
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