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Flashcards in Exam 1 Deck (6)
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1

The P wave on an ECG represents what?

Atrial depolarization

2

The P-R interval on an ECG represents what?

Atrial activity + transmission through the AV node

3

What does the QRS complex represent?

Ventricular depolarization

4

What does the T wave represent?

Ventricular repolarization

5

If an animal is hyperkalemic, what ECG changes will you see?

1. Bradycardia first
2. Disappearance of P waves
3. T waves become tall and peaked
4. QRS's become wide and bizarre
5. Animal dies

6

What are 5 potential causes of hyperkalemia?

1.Addisons
2.Renal insufficiency
3.Potassium sparing diuretics
4.Ace inhibitors
5.Blocked tom cat