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EKG HW1 Matching
Sinotrial Node Inherent Rate
60-100 BPM
Normal P Wave Characteristics
Smooth and rounded, no more than 2.5mm in height, no more than 0.11 sec in duration, positive leads I, II, aVF, and V2 through V6
QT Interval
Total ventricular activity, from ventricular depolarization to repolarization
ST Segment is elevated if it is
more than 1 mm in a limb lead, more than 2 mm in a chest lead
Wide QRS Complex may indicate
incomplete or complete bundle branch block
Peaked T Wave may be a sign of
Hyperkalemia
T Wave
Ventricle repolarization
Normal PRI Characteristics
0.12 to 0.20 sec, Shortens as heart rate increases, Lengthens as HR decreases
Lead II Placement
Left foot = +, Right arm = -
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Created by: adalmadge
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