C. voltage gated K+ channels are open and
C. K+ only is diffusing
C. both into and out of the cell during phase 3 of the action potential.
During phase 3 of the action potential, (chose one)
A. chemical gated ion channels
B. voltage gated Na + channels
C. voltage gated K+ channels
are open and (chose one)
A. Na+ and K+
B. Na+ only
C. K+ only
is/are diffusing (chose one)
A. out of
B. into
C. both into and out of
1 answer