Which of the following is responsible for the repolarization of pacemaker cells?
A)a decrease in PNa
B)a decrease in PK
C)an increase in PCa
D)an increase in PNa
E)an increase in PK

Question

Quizplus · Accepted Answer

Repolarization of pacemaker cells is primarily due to an increase in potassium permeability (PK), which allows potassium ions to exit the cell, bringing the membrane potential back to a more negative value.

Which of the Following Is Responsible for the Repolarization of Pacemaker