Atropine Medication Classification and Indications Quiz
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Questions and Answers

What is the primary indication for atropine administration?

  • Hemodynamically compromised symptomatic bradycardia (non-AMI) (correct)
  • Asymptomatic sinus bradycardia
  • Acute myocardial infarction
  • Supraventricular tachycardia

What is the maximum dose of atropine for an adult with a cardiac indication?

  • 3 mg (correct)
  • There is no maximum dose specified
  • 5 mg
  • 1 mg

Which of the following is a contraindication for atropine administration?

  • Organophosphate poisoning
  • Sinus bradycardia
  • Angle-closure glaucoma (correct)
  • Hypothermic bradycardia

What is the mechanism of action of atropine?

<p>Blocks the effects of acetylcholine (B)</p> Signup and view all the answers

What is a potential adverse reaction of atropine if given too slowly or at a dose below the minimum?

<p>Paradoxical bradycardia (C)</p> Signup and view all the answers

Which of the following statements about atropine is true?

<p>It may not be effective for infranodal (type II) AV block and new third-degree block with wide QRS complexes (D)</p> Signup and view all the answers

What is the recommended initial dose of atropine for a pediatric patient with organophosphate poisoning under 12 years old?

<p>0.05 mg/kg IV (A)</p> Signup and view all the answers

In which condition is atropine use cautioned due to its potential to increase myocardial oxygen demand?

<p>Myocardial infarction (AMI) (B)</p> Signup and view all the answers

Which symptomatology corresponds to the indication for atropine use in the setting of symptomatic sinus arrest?

<p>Muscarinic symptoms (A)</p> Signup and view all the answers

What effect does atropine have on smooth muscle in the bronchial tree?

<p>Relaxes smooth muscle (B)</p> Signup and view all the answers

Which of the following conditions would atropine be unlikely to be effective for in terms of bradycardia treatment?

<p>Hypothermia (A)</p> Signup and view all the answers

What is the recommended initial dose of atropine for a pediatric patient over 12 years old with organophosphate poisoning?

<p>1 mg IV, repeat doubling dose every 5 minutes until muscarinic symptoms reverse (B)</p> Signup and view all the answers

Which of the following is a potential serious adverse reaction of atropine if administered incorrectly?

<p>Paradoxical bradycardia (B)</p> Signup and view all the answers

Which of the following conditions would be a contraindication for the use of atropine?

<p>Thyrotoxicosis (C)</p> Signup and view all the answers

What is the maximum adult dose of atropine for cardiac indications?

<p>3 mg (A)</p> Signup and view all the answers

In which of the following conditions would atropine be unlikely to be effective for treating bradycardia?

<p>New third-degree block with wide QRS complexes (A)</p> Signup and view all the answers

What is the primary mechanism of action of atropine?

<p>Parasympatholytic - blocks effects of acetylcholine (B)</p> Signup and view all the answers

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