First Degree AV Block Flashcards
1
Q
What is the rhythm of a First Degree AV Block?
A
Regular
2
Q
What is the rate of a First Degree AV Block?
A
- That of the underlying sinus rhythm
- Atrial and ventricular rates will be the same
3
Q
What are the P-wave characteristics of a First Degree AV Block?
A
- Sinus
*one P wave to each QRS
4
Q
What is the PR duration of a First Degree AV Block?
A
Prolonged
*>0.20 seconds remains consistent throughout the rhythm strip
5
Q
What is the QRS duration of a First Degree AV Block?
A
Normal
*0.12 seconds or less