Arrange these action potential events in their proper sequence.
1. The cell becomes hyperpolarized
2. Cell receives signals at the dendrites
3. [tex]$K^{-}$[/tex] gates close
4. [tex]$Na ^{+}$[/tex] gates close, and [tex]$K^{+}$[/tex] gates open
5. [tex]$Na ^{+}$[/tex] gates open
6. Threshold of excitation
A. 5, 2, 6, 4, 3, 1
B. 2, 5, 4, 6, 3, 1
C. 2, 6, 5, 4, 3, 1
D. 2, 5, 6, 4, 3, 1
Answer (1)
For example, sinD = 7/25; cosD = 24/25; tgD = 7/24;
