telemetry terminology
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50 Terms
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P wave
atrial depolarization
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QRS complex
ventricle depolarization
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T wave
ventricular repolarization
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U wave
late ventricular repolarization
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PR interval
time it takes for impulse to move through atria to the AV junction
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PR segment
pause at the AV node
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QT interval
complete ventricle cycle depolarization through repolarization
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1 small box horizontally
0\.04 seconds or 40 milliseconds
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1 large box horizontally
0\.20 seconds or 200 milliseconds
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1 small box vertically
0\.1 millivolts
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2 large boxes vertically
\n 1 millivolt
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always has a p wave associated with qrs complex
sinus rhythm
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sinus rhythm greater than 100
tachycardia
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sinus rhythm less than 60
bradycardia
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junctional rhythm greater than 60
accelerated junctional
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QRS complex greater than 0.12 sec
ventricular rhythmn
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missing or inverted pwaves with QRS less than 0.12 sec
junctional rhythm
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pacer spike occurs before p wave
atrial pacemaker
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pacer spike occurs before qrs wave
ventricular pacemaker
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junctional rhythm less than 40
junctional bradycardia
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Einthoven's triangle leads
I II III
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Augmented Limb leads
aVL aVR aVF
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leads that view Anterior heart
V1 V2 V3 V4
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leads that view inferior heart
II III aVF
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leads that view left lateral high
I aVL
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leads that view left lateral low
V5 V6
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ST depression
cardiac ischemia
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ST elevation
myocardial infarction or injury
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most common site to take adult pulse
radial
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most common site to take infant pulse
brachial
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normal adult heart rate
\n 60-100
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normal infant heart rate
100-160
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extreme sweating
\n diaphoresis
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normal adult respiratory rate
12-20
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fainting
syncope
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blue tinged skin
cyanosis
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outpatient cardiac test done over time
holter monitor
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in patient cardiac test done over time
telemetry
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placement for V1
right 4th intercostal space
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placement for V2
left 4th intercostal space
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placement for V3
left 5th intercostal space between V2 and V4
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placement for V4
left 5th ICS midclavicular line
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placement for V5
eft 5th ICS anterior axillary line
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placement for V6
left 5th ICS midaxillary line
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placement for V8
left 5th ICS midscapulary line
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placement for RV4
right 5th ICS midclavicular line
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ground lead for limb leads
right leg
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law that protects privacy
HIPAA
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placement of the white lead wire
right arm
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placement of the black lead wire
left arm
Note 
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