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Author Question: Low-flow oxygen delivery devices: I. vary in the concentration that they deliver II. deliver ... (Read 89 times)

joesmith1212

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on: Jul 16, 2018
Low-flow oxygen delivery devices:
  I. vary in the concentration that they deliver
  II. deliver concentrations that are influenced by the patient's respiratory rate
  III. deliver concentrations that are influenced by the patient's respiratory pattern
  IV. deliver concentrations that are influenced by the patient's tidal volume
 A) I
  B) I and II
  C) I, II, and III
  D) I, II, III, and IV

Question 2

Most high-flow oxygen systems work using:
 A) the venturi principle
  B) Bernoulli's principle
  C) viscous shearing and vorticity
  D) none of the above


trog

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Reply #1 on: Jul 16, 2018
Answer to Question 1

D

Answer to Question 2

C


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