ACLS

ACLS practice questions, page 12 of 12, with answer review and explanations.

Question 56

A patient has the following rhythm refractory to adenosine IV and verapamil IV. Before treatment, the heart rate was 200 beats/min and his blood pressure was 110/70 mm Hg. After treatment, the heart rate remains at 200 beats/minute and the blood pressure is 60 mm Hg systolic. What should the immediate treatment be?

  1. atropine 0.5 mg IV
  2. dopamine drip IV
  3. synchronized cardioversion at 50ג€"100 J
  4. verapamil 10 mg IV over 1ג€"2 minutes

Question 57

A 40-year-old patient presents pale and diaphoretic. The heart rate is 200 beats per minute and blood pressure is 60 mm Hg palpable. The monitor reveals the following rhythm. Oxygen is administered. What is the recommended immediate treatment?

  1. procainamide
  2. propanolol
  3. synchronized cardioversion at 50ג€"100 J
  4. verapamil

Question 58

A 60-year-old patient complains of chest pain for 60 minutes. The patient is cool and clammy, heart rate is 40 beats/min, and blood pressure is 70/50 mm Hg. What is the recommended immediate treatment?

  1. atropine 0.5ג€"1 mg IV push
  2. dopamine IV infusion 20 mcg/kg/min
  3. epinephrine 1 mg IV push
  4. transcutaneous pacemaker

Question 59

You are performing synchronized cardioversion when the following rhythm suddenly appears. What is the recommended immediate treatment?

  1. lidocaine 100 mg IV bolus
  2. begin CPR
  3. unsynchronized countershock at 200 J
  4. synchronized shock at 200 J

Question 60

A patient with a myocardial infarction develops the following rhythm and loses consciousness. The patient is pulseless and not breathing. What is the preferred immediate treatment?

  1. administer bretylium
  2. administer lidocaine
  3. call for help and deliver a synchronized shock
  4. call for help and deliver an unsynchronized shock