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Author Question: The transairway pressure (PTA) shown in this figure is which of the following? a. 5 cm H2O b. 10 ... (Read 26 times)

cool

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on: Jul 16, 2018
The transairway pressure (PTA) shown in this figure is which of the following?
 
  a. 5 cm H2O
  b. 10 cm H2O
  c. 20 cm H2O
  d. 30 cm H2O

Question 2

Calculate the static compliance (CS), in mL/cm H2O, when PIP is 26 cm H2O, plateau pressure (Pplateau) is 19 cm H2O, baseline pressure is 5 cm H2O, and exhaled tidal volume (VT) is 425 mL.
 
  a. 16
  b. 20
  c. 22
  d. 30


sailorcrescent

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

ANS: B
PTA = PIP  Pplateau, where the PIP is 30 cm H2O and the Pplateau is 20 cm H2O. The PEEP is 5 cm H2O.

Answer to Question 2

ANS: D
CS = VT/(Pplateau  EEP)


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