Chapter 2 - Electrophysiology Flashcards

1
Q

Main anion in the body.

A

Chloride

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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

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3
Q

Ions natural want to move ____ their [ ] gradient.

A

Down

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4
Q

Resting myocyte potential is between ____ mV.

A

-70 to -90 mV

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5
Q

The sum of all electrical vectors in the heart produces the ____ of the 12-lead.

A

axis

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