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Author Question: Which parameter is considered to be the most accurate and reliable measure of oxygenation ... (Read 65 times)

Jipu 123

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on: Jul 16, 2018
Which parameter is considered to be the most accurate and reliable measure of oxygenation effi-ciency?
 
  a. PaO2/FiO2 ratio
  b. P(Aa)O2/PaO2 ratio
  c. Qs/Qt
  d. PaO2/SaO2 ratio

Question 2

What is considered normal for the PaO2/FiO2 ratio?
 
  a. Greater than 50
  b. Greater than 150
  c. Greater than 250
  d. Greater than 400


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cadimas

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

ANS: C
The most accurate and reliable measure of oxygenation efficiency is direct computation of the physiologic shunt.

Answer to Question 2

ANS: D
A normal PaO2/FiO2 ratio while breathing room air is approximately 400 to 500 mm Hg.


Jipu 123

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

FergA

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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