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Cardiac Care & Emergency Pharmacology Flashcards

7 cards from real CEP practice questions. Tap to flip, then mark Knew It or Still Learning โ€” missed cards come back until you master them.

Read the first 7 Cardiac Care & Emergency Pharmacology flashcards as text
  1. A patient in ventricular fibrillation does not respond to the first defibrillation attempt. What is the next immediate action?

    Answer: Resume CPR for 2 minutes before the next shock

    After a failed defibrillation, CPR should be resumed immediately for 2 minutes before reassessing rhythm and delivering another shock.

  2. Which electrolyte abnormality is most commonly associated with Torsades de Pointes?

    Answer: Hypomagnesemia

    Hypomagnesemia is the most common electrolyte disturbance causing Torsades de Pointes by prolonging the QT interval.

  3. A patient presents with a heart rate of 180 bpm with a narrow QRS and no P waves visible. The patient is hemodynamically stable. What rhythm is most likely?

    Answer: Supraventricular tachycardia (SVT)

    SVT presents with a regular narrow-complex tachycardia around 150-220 bpm where P waves are often hidden in the T wave.

  4. A 60-year-old male takes metoprolol daily and presents with a HR of 34 bpm and hypotension. Which medication is contraindicated?

    Answer: Atropine

    Atropine is unlikely to be effective in beta-blocker overdose bradycardia because the block occurs downstream of the muscarinic receptor; glucagon or calcium are preferred.

  5. During a cardiac arrest, when should the first dose of amiodarone be given?

    Answer: After the third defibrillation attempt

    Amiodarone 300 mg IV is administered after the third defibrillation attempt in refractory VF/pVT per AHA guidelines.

  6. A patient with an acute MI develops a new right bundle branch block and hypotension. Which intervention takes priority?

    Answer: Immediate transport for PCI

    New RBBB with hemodynamic compromise in the setting of acute MI indicates a large infarction requiring immediate percutaneous coronary intervention.

  7. Nitroglycerin is contraindicated in which of the following clinical scenarios?

    Answer: Inferior STEMI with suspected right ventricular infarction

    Nitroglycerin is contraindicated in right ventricular infarction because preload reduction can cause severe hypotension in a preload-dependent RV.