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ICU EXAM CERTIFICATION REVIEW 2026 FULL SOLUTION SET

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ICU EXAM CERTIFICATION REVIEW 2026 FULL SOLUTION SET

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ICU EXAM CERTIFICATION REVIEW 2026 FULL
SOLUTION SET

◉ Normal QRS duration. Answer: Less than 0.12 seconds


◉ Normal QT interval. Answer: Less than 0.44 seconds in men and
less than 0.46 seconds in women


◉ Normal cardiac conduction pathway. Answer: SA node → AV node
→ Bundle of His → bundle branches → Purkinje fibers


◉ What does the P wave represent?. Answer: Atrial depolarization


◉ What does the QRS complex represent?. Answer: Ventricular
depolarization


◉ What does the T wave represent?. Answer: Ventricular
repolarization


◉ First-line medication for PEA or asystole. Answer: Epinephrine


◉ First-line medication for SVT. Answer: Adenosine

, ◉ First-line treatment for ventricular fibrillation. Answer:
Defibrillation plus epinephrine and amiodarone


◉ First-line medication for Torsades de Pointes. Answer:
Magnesium sulfate


◉ First-line medication for symptomatic bradycardia. Answer:
Atropine


◉ Difference between defibrillation and cardioversion. Answer:
Defibrillation is unsynchronized for pulseless rhythms;
cardioversion is synchronized for patients with a pulse


◉ What are the two shockable rhythms?. Answer: Ventricular
fibrillation and pulseless ventricular tachycardia


◉ Initial ACS interventions. Answer: MONA: Morphine, Oxygen,
Nitroglycerin, Aspirin


◉ Effect of pain and anxiety on vital signs. Answer: Increased heart
rate, blood pressure, respiratory rate, and oxygen consumption

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