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Author Question: The Purkinje network has an intrinsic firing rate of about: a. 60-100 BPM. b. 40-60 BPM. c. ... (Read 47 times)

cnetterville

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on: Jul 3, 2018
The Purkinje network has an intrinsic firing rate of about:
 
  a. 60-100 BPM.
  b. 40-60 BPM.
  c. 20-40 BPM.
  d. 10-20 BPM.

Question 2

Which of the following medications should the paramedic consider if the effects of anaphylaxis are NOT being reversed after initial therapy with epinephrine?
 
  a. Methylprednisolone
  b. Diphenhydramine
  c. Dopamine
  d. Promethazine


fatboyy09

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Reply #1 on: Jul 3, 2018
Answer to Question 1

C

Answer to Question 2

c
Rationale: a. Corticosteroids have little benefit in the acute phase of an anaphylactic reaction.
b. While antihistamines may be useful, in severe anaphylaxis, the use of vasopressors is indicated.
c. Correct.
d. While antihistamines may be useful, in severe anaphylaxis, the use of vasopressors is indicated.


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