試題詳解

70. The action potential has three main stages: ①, ②, and ③, caused by the movement of ions across the cell membrane. Please select the correct ion movement corresponding to each phase:

(A) ① Na+ influx, ② K+ efflux, ③excessive K+ efflux
(B) K+ influx, ② Na+ efflux, ③Cl- influx
(C) ① Nat efflux, ②K+ influx, ③ excessive Na+ influx
(D) ①Cl efflux, ② K+ influx, ③ Na+ influx