First Degree AV (Heart) Block
Channel: Nursing School Explained
Date: 19/08/2020

This video discusses the details of first degree AV (atrioventricular)/heart blocks, its characteristics, causes, signs & symptoms as well as interventions.
Please refer to the “EKG Interpretation - Heart Blocks" Playlist for more videos about second-degree heart blocks Type I and II and third-degree heart blocks.

FIRST DEGREE AV BLOCK RULES:
(**indicates deviation from normal**)
1. Rate: 
60-100 bpm (may be bradycardic)
2. Rhythm:
Regular
3. P-wave:
Upright
1 for every QRS complex
4. Intervals:
**PRI: Greater than 0.20 
QRS: Less than 0.12 

For more videos about this important topic please refer to the other EKG Interpretation playlists of my channel Nursing School Explained. The videos in this playlist are intended to be watched in succession for best results: Basic Electrophysiology, EKG Interpretation - The Basics: EKG paper and Determination of Heart Rate, EKG Interpretation - The Basics - Normal Intervals and RULE to Memorize, Sinus rhythms, Atrial rhythms, AV blocks, and Ventricular rhythms. 

Heart Blocks Playlist:
https://www.youtube.com/playlist?list=PLGq925lbJaozAZjXXNdUvHg2PNwoKWRQQ

Second-degree Heart Blocks Type I and II:
https://youtu.be/AD3XDcO8Ij8

Third-degree Heart Blocks:
Coming soon!