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Author Question: If the pressure waveform of a ventilator remains the same when a patient's lung mechanics change, ... (Read 48 times)

jparksx

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on: Jul 16, 2018
If the pressure waveform of a ventilator remains the same when a patient's lung mechanics change, then what is the ventilator?
 
  a. Volume controller
  b. Pressure controller
  c. Time controller
  d. Flow controller

Question 2

Which of the following equations best describes the pressure (P) necessary to drive gas into the airway and inflate the lungs?
 
  a. P = (Elastance  Volume) + (Resistance  Flow)
  b. P = (Elastance  Volume) + (Resistance  Flow)
  c. P = (Volume + Compliance) + (Resistance  Flow)
  d. P = (Volume  Compliance)  (Resistance  Flow)


honnalora

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

ANS: B
If the ventilator controls pressure, the pressure waveform will remain consistent but volume and flow will vary with changes in respiratory system mechanics.

Answer to Question 2

ANS: A


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