AV Heart Blocks Flashcards
1
Q
1st degree AV Block
A
Rate: 60-100 Regularity: regular P waves: present PRI: >.20* QRS: norm
2
Q
2nd Degree AV Block I
A
Rate: slightly slower than norm Regularity: irregular P waves: dropped beat; p with no QRS PRI: gets progressively longer until one not followed by QRS. QRS: normal
3
Q
2nd degree AV Block II
A
Rate: usually slow Regularity: reg or irregular P waves: more Ps than QRS PRI: consistent on all QRS: WIDE >.12
4
Q
2nd Degree Block 2:1
A
Rate: usually slow Regularity: regular P waves: 2 Ps for every QRS PRI: consistent on all QRS: norm or wide
5
Q
3rd Degree AV Block
A
Rate: usually slow Regularity: P-P and R-R regular P waves: more Ps than QRS PRI: Inconsistent QRS: norm or wide
6
Q
Bundle Branch Block
A
Rate: same as underlying rythm Regularity: reg P waves: norm PRI: norm QRS: WIDE
