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RNSG 2432 - Exam 1 (Module 3 - Cardiac Rhythm Disorders) Questions With Complete Solutions $10.99   Add to cart

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RNSG 2432 - Exam 1 (Module 3 - Cardiac Rhythm Disorders) Questions With Complete Solutions

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RNSG 2432 - Exam 1 (Module 3 - Cardiac Rhythm Disorders) Questions With Complete Solutions

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  • October 9, 2024
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  • RNSG 2432
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RNSG 2432 - Exam 1 (Module 3 - Cardiac Rhythm
Disorders) Questions With Complete Solutions

Adenosine Correct Answer Decreases HR

Asystole tx Correct Answer pt flat lines. no heart beat or
electrical activity

only tx = CPR (no defibrilation)
epi and vasopressin

Atrial fibrilation assessment findings Correct Answer HR: 100-
178BPM
Rhythm: irregular
QRS: narrow
P wave: unidentifiable

(multiple ectopic foci firing chaotically)
2 hallmark signs = irregular rhythm and unidentifiable P wave

Atrial flutter assessment findings Correct Answer HR: up to
400 BPM
rhythm: regular
QRS: narrow
P wave: multiple P for every QRS

(R atrial ectopic foci beat too quickly, causing multiple atrial
beats for every one ventricular beat)
high risk of reoccurance!!

, Atropine Correct Answer increases HR by exciting the SA
node
Given IVPush 0.5-1mg Q3-5min
Max 3mg

Difference between pacemakers and implantable cardioverter
defibrillator (ICD)? Correct Answer pacemakers - implantable
leads that stimulate myocardium to contract

ICDs - implantable leads that senses v tach or v fib and shocks
the pt when they need it

Difference between synchronized cardioversion &
defibrillation ? Correct Answer synchronized cardioversion: in
sync with the R wave; used for A fib, A flutter, SVT, and VT
with pulse

defibrilation: electric shock to depolarize not in sync; used for V
tach and V fib

First degree AV block assessment findings Correct Answer
HR: 60-100
Rhythm: regular
QRS: narrow
P wave: present
QT interval: prolonged

How to calculate HR from ECG big block way Correct Answer
HR = 300 / # large squares in one R-R interval

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