Which one of the following sets of ions is necessary for transmission of nerve impulse ?

Options

A. `Na^(+) and K^(+)`
B. `Ca^(2+) and Na^(+)`
C. `Ca^(2+) and K^(+)`
D. `Na^(+) and Mg^(2+)`

Answer

A

Explanation

`Na^(+) and K^(+)` sets of ions is necessary for transmission of nerve impulse.