Exam (elaborations)
2024 EKG FINAL EXAM WITH CORRECT ANSWERS
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2024 EKG FINAL EXAM WITH CORRECT ANSWERS
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2024 EKG FINAL EXAM WITHCORRECT ANSWERS
A straight line connecting two waves is called? - CORRECT ANSWERS-
Segment
When applying chest leads, V6 is placed? - CORRECT ANSWERS-In the line
with V4 on the midaxillary line
PVCs occurring in a pattern of every other beat are referred to as? -
CORRECT ANSWERS-Bigeminy
On the ECG graph paper____ big boxes equal a 6 second section - CORRECT
ANSWERS-30
The rhythm in which there is a series of atrial waves with a saw toothed
appearance is called? - CORRECT ANSWERS-Atrial flutter
What EKG device is used as real time monitor in the hospital? - CORRECT
ANSWERS-Telemetry monitor
Two PVCs back to back are referred to as a? - CORRECT ANSWERS-PVCs
occurring as couplet
Leads l-ll-lll are known as? - CORRECT ANSWERS-Standard (bipolar) limb
leads
Diastole is the ____ phase of the heart - CORRECT ANSWERS-relaxation
What is an indication to stop a stress EKG test? - CORRECT ANSWERS-Pulse
oximeter 90%
The right side of the heart (right ventricle) - CORRECT ANSWERS-Pumps
oxygen-poor blood to the lungs
The phase of the cardiac cycle when the heart is pumping blood out to the
body, also known as the contraction phase is? - CORRECT ANSWERS-systole
What rhythms would need immediate CPR and defibrillation? - CORRECT
ANSWERS-Ventricular fibrillation (V-fib)
, A single beat that originates earlier from an ectopic focus from atria, other
than the SA node is called? - CORRECT ANSWERS-Premature Atrial Complex
In a normal ECG tracing, the QRS complex represents the? - CORRECT
ANSWERS-depolarization of the ventricles
The type of block in which the P waves have no relationship to the QRS
complexes - CORRECT ANSWERS-Third degree heart block
During an exercise stress test, what will the patient be asked to do? -
CORRECT ANSWERS-Increase the level of exertion as the test progresses
In pediatric population, which electrode is displaced to right chest? -
CORRECT ANSWERS-V3
Your patients heart rate changed from 66 to 110. You note regular, upright,
matching P waves. The rhythm has changed from? - CORRECT ANSWERS-
Normal sinus rhythm to sinus tachycardia
EKG strip showing PR interval prolonged (more than normal), without
dropping QRS complex. - CORRECT ANSWERS-First degree AV block
To obtain 12-lead EKG, you must apply _____ electrodes to the patient -
CORRECT ANSWERS-10
The ECG complexes are determined to occur in a regular pattern. What
method do you use to calculate most accurate heart rate? - CORRECT
ANSWERS-1500 method
Together, the contraction and relaxation of the heart make up: - CORRECT
ANSWERS-1 cardiac cycle
If the patient has amputated left lower leg, electrodes should be placed as -
CORRECT ANSWERS-LL on left lower abdomen, RL on the right lower
abdomen
Vertically, 10 mm represent electrical voltage which is about? - CORRECT
ANSWERS-1 mV
Premature Atrial contraction is - CORRECT ANSWERS-A premature beat from
the atrium
Using the (big box - 300) method, if there are four big boxes between two
successive R-R (QRS complexes), the heart rate is? - CORRECT ANSWERS-75
bpm
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