ECG Intro Flashcards
1
Q
1 small box across
A
0.04 sec
2
Q
1 big box across
A
0.2 sec
3
Q
ECG read order
A
Rhythm Rate Waves Intervals Axis ....
4
Q
Order of HR big boxes
A
300, 150, 100, 75, 60, 50,
1500/small boxes
300/big boxes
5
Q
Peaked T waves
A
High K
6
Q
Flat T waves
A
Low K
7
Q
U waves
A
Low K
Low Mg
8
Q
P wave duration
A
< 0.12s (3 small boxes)
9
Q
P wave amplitude
A
< 2mm
10
Q
QRS interval duration
A
< 0.12s (3 small boxes)
11
Q
PR interval
A
0.12 - 0.2s
3 - 5 small boxes
12
Q
Short QT interval
A
High Ca2+
High Mg2+
13
Q
Long QT Interval
A
Low Ca2+
Low Mg2+
MI, subarachnoid, tricyclics
