Test Prep Test Prep Certifications ACLS Questions & Answers

• Question 251:

  

  Following resuscitation with CPR and a single shock, you observe this rhythm while preparing the patient for transport. Your patient is stable and blood pressure is 120/80 mmHg. She is apprehensive but has no complaints other than palpitations. At this time you would

  A. Give magnesium sulfate 1 to 2 g over 20 minutes

  B. Seek expert consultation

  C. Give amiodarone 300 mg IV, start infusion

  D. Give lidocaine 1 to 1.5 mg IV, start lidocaine infusion

  Correct Answer: B

• Question 252:

  

  You are evaluating a patient with 15-minute duration of chest pain during transportation to the emergency department. He is receiving oxygen, and 2 sublingual nitroglycerin tablets have relieved his chest discomfort. He has no complaints but appears anxious. Blood pressure is 130/70 mmHg. You observe the above rhythm on the monitor and your next action is

  A. Give atropine 0.5 mg IV

  B. Initiate transcutaneous pacing (TCP)

  C. Continue monitoring patient, prepare for TCP

  D. Administer nitroglycerin 0.4 mg SL

  E. Start epinephrine 2 to 10 ug/min and titrate

  Correct Answer: C

• Question 253:

  

  This patient was admitted to the general medical ward with a history of alcoholism. A code is in progress and he has recurrent episodes of this rhythm. You review his chart. Notes about the 12-lead ECG say that his baseline QT-interval is top normal to slightly prolonged. He has received 2 doses of epinephrine 1 mg and 1 dose of amiodarone 300 mg IV so far. For his next medication you would now order

  A. Repeat amiodarone 150 mg IV

  B. Lidocaine 1 to 1.5 mg IV and start infusion 2 mg/minute

  C. Repeat amiodarone 300 mg IV

  D. Give magnesium sulfate 1 to 2 g IV diluted in 10 ml_ D5W given over 5 to 20 minutes

  E. Give sodium bicarbonate 50 mEq IV

  Correct Answer: D

• Question 254:

  T/F: Mouth-to-mask ventilation usually provides greater tidal volume than bag-valve-mask devices.

  A. True

  B. False

  Correct Answer: A

• Question 255:

  Paramedics arrive at the scene and find an unresponsive patient. EMTs have already established an IV and CPR is in progress. There is no pulse. The monitor shows the following rhythm. What should the paramedics do?

  

  A. immediate defibrillation followed by setup of the automatic external defibrillator

  B. administer epinephrine, 1 mL of 1:10,000 solution

  C. administer epinephrine, 10 mL of 1:10,000 solution, then defibrillate

  D. administer sodium bicarbonate 50 mEq IV bolus

  Correct Answer: A

• Question 256:

  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?

  

  A. administer bretylium

  B. administer lidocaine

  C. call for help and deliver a synchronized shock

  D. call for help and deliver an unsynchronized shock

  Correct Answer: D

• Question 257:

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

  

  A. lidocaine 100 mg IV bolus

  B. begin CPR

  C. unsynchronized countershock at 200 J

  D. synchronized shock at 200 J

  Correct Answer: C

• Question 258:

  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?

  A. atropine 0.5–1 mg IV push

  B. dopamine IV infusion 20 mcg/kg/min

  C. epinephrine 1 mg IV push

  D. transcutaneous pacemaker

  Correct Answer: A

• Question 259:

  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?

  

  A. procainamide

  B. propanolol

  C. synchronized cardioversion at 50?00 J

  D. verapamil

  Correct Answer: C

• Question 260:

  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?

  

  A. atropine 0.5 mg IV

  B. dopamine drip IV

  C. synchronized cardioversion at 50–100 J

  D. verapamil 10 mg IV over 1–2 minutes

  Correct Answer: C