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Author Question: What is considered to be the single best indicator of effective ventilation? a. PaO2 b. SaO2 c. ... (Read 73 times)

notis

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on: Jul 16, 2018
What is considered to be the single best indicator of effective ventilation?
 
  a. PaO2
  b. SaO2
  c. PaCO2
  d. pH

Question 2

The following data are gathered during a PEEP study (FiO2 = 0.60). Based on these data, what is the optimum PEEP level?
 
  PEEP cm H2O 0 5 10 15 20 25
  PaO2 mm Hg 46 54 67 73 75 74
  Compliance ml/cm H2O 18 23 26 30 24 19
  Systolic pres-sure 125 123 114 115 104 94
  Diastolic pres-sure 90 88 83 84 76 68
 
  a. 10 cm H2O
  b. 15 cm H2O
  c. 20 cm H2O
  d. 25 cm H2O


karlss

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

ANS: C
Arterial PaCO2 is considered the single best index of effective ventilation.

Answer to Question 2

ANS: B
Best PEEP has been exceeded at the point when an increase in PEEP is followed by a decrease in compliance.


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