Test Prep Test Prep Certifications ACLS Questions & Answers

• Question 281:

  T/F: Bradycardia not responding to atropine should be treated with isoproterenol 1 mg in 250 mL D5W infused wide open.

  A. True

  B. False

  Correct Answer: B

• Question 282:

  T/F: Lidocaine enhances myocardial contractility.

  A. True

  B. False

  Correct Answer: B

• Question 283:

  Dopamine at low doses (1? mcg/kg/min) will cause:

  A. elevated blood pressure

  B. renal vasoconstriction

  C. renal vasodilatation

  D. tachycardia

  Correct Answer: C

• Question 284:

  Sodium bicarbonate should be considered in arrests caused by: Tricyclic overdose, hyperkalemia, and preexisting metabolic acidosis

  In the treatment of an 80-kg adult in ventricular tachycardia with a pulse, which of the following schedules of lidocaine is preferred?

  A. 80 mg IV bolus followed by an infusion at 2? mg/min

  B. 160 mg IV bolus every 10 minutes up to a total of 500 mg

  C. 160 mg IV bolus followed by an infusion at 6 mg/min

  D. 400 mg IV bolus followed by an infusion at 1? mg/min

  Correct Answer: A

• Question 285:

  Nitroglycerin:

  A. may be given sublingually or IV

  B. is useful in relieving chest pain in acute myocardial infarction

  C. causes hypotension

  D. may be repeated more than once

  E. All of the above

  Correct Answer: E

• Question 286:

  Dopamine infused at greater than 10 mcg/kg/min will cause (Choose three):

  A. increased myocardial contractility

  B. peripheral arterial vasoconstriction

  C. renal artery vasoconstriction

  D. respiratory depression

  Correct Answer: ABC

• Question 287:

  CPR is in progress. Immediately upon diagnosing the following rhythm, what is the treatment?

  

  A. administer lidocaine

  B. precordial thump

  C. synchronized shock with 200 J

  D. unsynchronized shock with 200 J

  Correct Answer: D

• Question 288:

  Atropine may (Choose three.):

  A. not be given via the endotracheal tube

  B. exacerbate ischemia in an acute MI

  C. cause tachycardia

  D. increase the rate of sinus bradycardia

  Correct Answer: BCD

• Question 289:

  For a deeply unconscious patient in shock, what is the airway of choice?

  A. endotracheal tube

  B. esophageal obturator

  C. oropharyngeal

  D. nasopharyngeal

  Correct Answer: D

• Question 290:

  In an unconscious or semiconscious patient an oropharyngeal airway:

  A. eliminates the need for head positioning

  B. eliminates upper airway obstruction

  C. has no value once an endotracheal tube is inserted

  D. may stimulate vomiting or laryngospasm

  Correct Answer: D