The ANS & the Respiratory System - BM5 RCR1

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1. Irritants such as cigarette smoke can stimulate the parasympathetic nervous system. Which of the following are muscarinic antagonists that block this action and relax the airway?

  • Opiate & Deoxyopiate
  • Oxitropium & Ipratropium
  • Monotropium & Ditropium
  • Flexatropium & Cholatropium
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2. What is status asthmaticus?

  • The ID card that all ashmatics should carry
  • An acute severe asthma attack
  • The act of being an asthmatic
  • A mild episode of wheezing

3. What are the expected side effects of muscarinic antagonists?

  • Diarrhoea (+ bradycardia & VT)
  • Nausea (+ tachycardia & VF)
  • Constipation (+ tachycardia & AF)
  • Vomiting (+ bradycardia & PEA)

4. Stimulation of beta I adrenoceptors in the heart causes which of the following?

  • Increased force of contraction, heart rate & increased cardiac efficiency
  • Increased force of contraction, heart rate & reduced cardiac efficiency
  • Reduced force of contraction, heart rate & reduced cardiac efficiency
  • Reduced force of contraction, heart rate & increased cardiac efficiency

5. Which drug is used to treat acute anaphylaxis?

  • Adrenaline
  • Noradrenaline
  • Atropine
  • Phenobarbitone

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