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Author Question: In which mode of ventilatory support does the patient breathe spontaneously at an elevated air-way ... (Read 53 times)

Haya94

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on: Jul 16, 2018
In which mode of ventilatory support does the patient breathe spontaneously at an elevated air-way pressure, with short, intermittent decreases in pressure to a lower level?
 
  a. Volume-assured pressure-supported venti-lation
  b. Pressure-controlled inverse ratio ventila-tion
  c. Bilevel positive airway pressure
  d. Airway pressure-release ventilation

Question 2

What does pressure-supported ventilation consist of?
 
  a. Patient-triggered, pressure-limited, and flow-cycled breaths
  b. Machine-triggered, pressure-limited, and flow-cycled breaths
  c. Patient-triggered, pressure-limited, and time-cycled breaths
  d. Machine-triggered, flow-limited, and pressure-cycled breaths


firehawk60

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

ANS: D
A mode related to PC-IRV is APRV, in which the patient breathes spontaneously throughout periods of high and low applied continuous positive airway pressure.

Answer to Question 2

ANS: A
Pressure-supported ventilation is a pressure-targeted mode of ventilation that is patient-triggered, pressure-limited, and flow-cycled breaths (Figure 46-16).


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