The opening of voltage-gated Na+ channels to depolarize axons and generate an "upstroke" either DOES or STARTS the process of doing which? Choose ALL that apply!
A. Opening—or activating—delayed voltage gated potassium channels
B. Closing—or de-activation—of voltage gated sodium channels themselves
C. Removal of blockade from—or "un-inactivation" of—voltage-gated sodium channels
D. Initiation of the blockade of--or inactivation of--voltage-gated sodium channels.
