Chapter 2 - Electrophysiology Flashcards
1
Q
Main anion in the body.
A
Chloride
2
Q
The sodium-potassium ATPase pump used ATP to move what ions across the cell membrane?
A
3 Na+ out of the cell
2 K+ into the cell
3
Q
Ions natural want to move ____ their [ ] gradient.
A
Down
4
Q
Resting myocyte potential is between ____ mV.
A
-70 to -90 mV
5
Q
The sum of all electrical vectors in the heart produces the ____ of the 12-lead.
A
axis
