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Author Question: What liter flow is approximately 32 on a nasal cannula? a. 2 c. 4 b. 3 d. ... (Read 29 times)

mikaylakyoung

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on: Jul 16, 2018
What liter flow is approximately 32 on a nasal cannula?
 
  a. 2 c. 4
  b. 3 d. 5

Question 2

If a Venturi mask is set at 28 and the liter flow is set above the set liter flow prescribed on the device, what FIO2 is being delivered?
 
  a. 28
  b. 32
  c. 100
  d. 80


princessflame2016

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

ANS: B
For this calculation, zero flow is 20. Therefore, 32  20 = 12. If each liter represents 4 oxygen, then 12/4 = 3 L/min.

Answer to Question 2

ANS: A
The flow of oxygen to the nozzle is constant, so an obstruction will increase the FIO2 but not the flow.


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