A patient who is being treated for myasthenia gravis is receiving ...

[Yi-Chen]

A patient who is being treated for myasthenia gravis is receiving neostigmine, and her pulse drops to 50 after the administration. Which medication should be administered to treat the bradycardia?
 
  A) Atropine
  B) Pseudoephedrine
  C) Propranolol (Inderal)
  D) Bethanechol (Urecholine)

Question 2

A patient is being observed for acute benzodiazepine withdrawal symptoms. Which of the following symptoms is characteristic of this problem?
 
  A) Bradycardia
  B) Agitation
  C) Lethargy
  D) Diaphoresis

[mcabuhat]

Answer to Question 1

A
Feedback:
Atropine will reverse the muscarinic effects of cholinergic crisis. Pseudoephedrine will not affect bradycardia in this patient. Propranolol (Inderal) will not affect the bradycardia. Bethanechol will increase the bradycardia.

Answer to Question 2

B
Feedback:
Common signs and symptoms of withdrawal include increased anxiety, psychomotor agitation, insomnia, irritability, headache, tremor, and palpitations. Bradycardia, lethargy, and diaphoresis are uncharacteristic.