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</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</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</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</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)</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</p> Signup and view all the answers

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

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

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

    <p>Thyrotoxicosis</p> Signup and view all the answers

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

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

    What is the primary mechanism of action of atropine?

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

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