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9 Cards in this Set

  • Front
  • Back
Normal HR range and mean
Range - 160-240
Mean - 197
P wave width and height
width - 0.04 sec (2 boxes)
height - 0.2 mv (2 boxes)
PR interval width
0.05 -0.09 sec (2.5-4.5 boxes)
QRS complex width and height
width - 0.04 sec (2 boxes)
height - 0.9 mv (9 boxes)
ST segment
No marked depression or elevation
T wave
positive, negative or biphasic - usually positive
0.3 mv (3 boxes)
QT interval width
0.12 - 0.18 sec (6-9 boxes)
Range - 0.07 - 0.2 (3.5 -10 boxes) varies with HR - faster = shorter QT intervals)
Electrical axis
0 to +160
CV6LU (V1)
R wave not greater than 0.1mv (10 boxes)