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Author Question: Your patient is hypoventilating. Which of the following would be likely findings? a. A normal ... (Read 36 times)

nevelica

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on: Jul 16, 2018
Your patient is hypoventilating. Which of the following would be likely findings?
 
  a. A normal P(Aa)O2 with a marked re-sponse to an increase in FiO2
  b. An increases P(Aa)O2 with a marked re-sponse to an increase in FiO2
  c. A normal P(Aa)O2 with no response to an increase in FiO2
  d. A increased P(Aa)O2 with no response to an increase in FiO2

Question 2

What are some causes of dynamic hyperinflation? 1. Increased expiratory time 2. Increased airway resistance 3. Decreased expiratory flow rate
 
  a. 1 and 2 only
  b. 1 and 3 only
  c. 2 and 3 only
  d. 1, 2, and 3


InfiniteSteez

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

ANS: A

Answer to Question 2

ANS: C
In such patients, lower tidal volumes (6 to 8 ml/kg), moderate respiratory rates, and high inspira-tory flow rates (70 to 100 L/min) are recommended to avoid dynamic hyperinflation.


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