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NURS 142 Final Exam - Questions With Complete Solutions (Pass!)
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NURS 142 Final Exam - Questions With Complete Solutions (Pass!)
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NURS 142 Final Exam - Questions With CompleteSolutions (Pass!)
What rhythm is this? Right Ans - Sinus tachycardia
What rhythm is this? Right Ans - Sinus Bradycardia
Triggers for the vagal response? Right Ans - Bowel movements, changes in
position, standing for long periods of time, seeing blood or receiving a blood
draw.
Diltiazem is what kind of drug? How does it affect the heart? Right Ans -
Calcium Channel Blocker; Diltiazem decreases HR, cardiac contractility, and
BP.
Does Diltiazem have a greater effect on blood pressure or heart rate? Right
Ans - Blood pressure, because it is an negative inotropic effect on cardiac
myocytes, decreasing contractility. It greatly decreases CO, and therefore
overall BP more than it does HR.
(Beta-Blockers have a greater effect on HR)
, What rhythm is this? Right Ans - 1st degree AV block
What type of rhythm is this? Right Ans - Mobitz Type I Second degree AV
Block, aka Wenckebach
Mobitz I/II is usually benign and does not require treatment Right Ans -
Mobitz I is usually benign and does not require treatment
Common causes of Mobitz I 2nd degree AV Block. Right Ans - Digoxin
toxicity and Inferior MI
Cause for Mobitz I (Wenckebach)? Right Ans - AV node disease
What rhythm is this? Right Ans - Second degree AV block, Mobitz type 2
P wave is fine; QRS drops out every so often
BAD - WORRY! Usually need pacemaker
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