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Author Question: A volume-cycled ventilator provides gas under positive pressure during inspiration until what point? ... (Read 48 times)

Yi-Chen

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on: Jul 16, 2018
A volume-cycled ventilator provides gas under positive pressure during inspiration until what point?
 
  a. The patient receives a preselected volume of gas.
  b. An adjustable, preselected airway pressure is reached.
  c. The inspiratory time equals or exceeds the expiratory time.
  d. A preselected volume of gas is expelled from the device.

Question 2

Which of the following parameters can serve as the cycle variable during ventilatory support? 1. Volume 2. Pressure 3. Flow 4. Time
 
  a. 1 and 4 only
  b. 2 and 3 only
  c. 1, 2, and 4 only
  d. 1, 2, 3, and 4


irishcancer18

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

ANS: D
When a ventilator is set to volume-cycle, it delivers flow until a preselected volume has been ex-pelled from the device.

Answer to Question 2

ANS: D
The cycle variable can be pressure, volume, flow, or time.


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