Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
|
What constitutes a 1st degree AV block?
|
consistent prolongation of the PR interval. Every pulse gets through
|
|
|
What are the two types of 2nd degree AV blocks?
|
Wenckebach (Mobitz Type I) and Mobitz (Mobitz Type II)
|
|
|
Where does a Mobitz AV Block occur?
|
In the Bundle of His/Bundle branches
|
|
|
Where does a Wenckebach AV block occur?
|
In the AV node
|
|
|
What is a Wenckebach AV block characterized by?
|
Progressive elongation of the P-R interval followed by a dropped beat
|
|
|
What is the Mobitz AV block characterized by?
|
multiple P waves per QRS
|
|
|
How would you identify atrial fibrillation on an EKG?
|
rapid atrial spikes with irregular ventricular rhythm
|
|
|
How would you identify ventricular fibrillation on an EKG?
|
total mess with no identifiable waves or rhythm. a 'wtf is that' ECG
|
|
|
What would you expect to see on the ECG of a patient with Wolff-Parkinson-White syndrome?
|
a shortened PR segment with a delta wave, a widened QRS
|
