The Hodgkin-Huxley cycle describes how the depolarization of the membrane causes voltage-gated sodium channels to ________, allowing ________ sodium ions to enter the cell. This change in sodium concentration then causes ________ of the cell.
A)close; fewer; further depolarization
B)close; fewer; repolarization
C)open; more; further depolarization
D)open; more; repolarization

Question

Quizplus · Accepted Answer

The Hodgkin-Huxley cycle describes how the depolarization of the membrane causes voltage-gated sodium channels to open, allowing more sodium ions to enter the cell. This change in sodium concentration then causes further depolarization of the cell.

The Hodgkin-Huxley Cycle Describes How the Depolarization of the Membrane