Pharmacology of the NMJ - Medicine BM5 NLM1

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1. Although Botulinum toxin is used cosmetically, what disease is it also used to help manage symptoms?

  • Muscular Dystrophy
  • Alzheimers
  • Cerebral Palsy
  • Parkinsons
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Other questions in this quiz

2. Physostigmine is a medium-acting anticholinesterase. What is it used to treat?

  • Cataracts
  • Myasthenia Gravis
  • Glaucoma
  • Astigmatism

3. Does a Mini End Plate Potential (MEPP) cause a muscle twitch?

  • Possibly
  • Sometimes
  • No
  • Yes

4. How do organophosphates cause respiratory paralysis?

  • Causes release of too much ACh at the NMJ
  • Bind irreversibly to AChE, preventing breakdown of ACh at NMJ
  • Prevents release of ACh vesicles from the pre-synaptic knob
  • Causes the explosion of all NMJs in the lungs

5. What is the speed of onset of Vecuronium?

  • 2-4mins
  • 1-2mins
  • 4-10mins
  • 10-20mins


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