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EKG NHA Exam – Questions With Solutions
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EKG NHA Exam – Questions With SolutionsAngle of Louis Correct Ans - 2nd intercostal space
Green electrode Correct Ans - the ground electrode of telementry
monitor
Holter monitor Correct Ans - have 5 electrodes (most common)
Demand Pacemaker Correct Ans - noted when a thin perfectly
straight line occurs randomly on an EKG tracing
Rectal Temperature Correct Ans - most accurate way of checking
PT temperature
Infant EKG Correct Ans - increasing the speed of the EKG machine
will widen out the waveforms making it easier for MD to read it
V-tach or V-fib showing Correct Ans - ALWAYS alert the MD or
Provider if shown in a STRESS TEST
Holter Monitor (Black lead) Correct Ans - placed on the LEFT
manubrium usually done on a 5 electrode EKG
ST segment depression Correct Ans - STAT, notify the MD at once
ST segment elevation Correct Ans - indicates presence of cardiac
injury in progress= STAT call the MD
Ischemia Correct Ans - condition present with ST segment
elevation
Normal Pulse Oximeter level Correct Ans - 97-100%
A SPO2 (pulse Oximeter) of level 92% Correct Ans - must be closely
monitored
Stress Test Correct Ans - if PT remains asymptomatic for 7-10min
continue the testing
, Injury-ISCHEMIA, Infraction Correct Ans - the sequence of events
occurs when CAD becomes occluded
Inferior wall MI Correct Ans - can be seen in Lead ll, lll, AVF
Dysrhythmia Correct Ans - an presence of PT complaining, EKG
tech must notify MD imminently
3 lead EKG monitor Correct Ans - Lead l, ll, and lll
1st Degree AV block Correct Ans - prolonged CONSTANT PR
intervals >0.20sec
EKG speed Correct Ans - always 22 mm/sec in ALL and ANY age
group
A QRS interval <0.03 means the ventricle is firing at a quick pace
Correct Ans - ...
How many QRS in a strip if pt HR equals 64 bpm when counting 1500 small
boxes? Correct Ans - Answer is 6
Normal PR interval Correct Ans - 0.12-0.20 seconds
QRS complex is Correct Ans - <0.12 seconds
small squares horizontal on EKG are equal to... Correct Ans - 0.04
seconds
there are _____ electrodes attached to the pt for holter monitoring?
Correct Ans - 5 electrodes
normal standarization mark should measure... Correct Ans - 5mm
the normal running speed of an EKG strip should be Correct Ans -
25 mm/sec
CPR Correct Ans - 30 compression
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