electrocardiogram Flashcards
1
Q
heart rate
A
beats per minute
average: 72-75bpm
2
Q
electrocardiogram
A
device that monitors electrical activity of heart
3
Q
electrocardiograph
A
graph made by tracings from an ECG
4
Q
electrocardiograph
P wave
A
sa node fires atria contraction
5
Q
electrocardiograph
QRS complex
A
av node stimulates ventricle contraction
Q:ventricles fill
R: av valves close “lubb”
S: ventricle contraction complete
6
Q
electrocardiograph
T wave
A
ventricles relax. semilunar valves close “dubb”
