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7 Cards in this Set

  • Front
  • Back
Phase variables for Mandatory volume control
cycle on, time
limited, volume
cycle off, volume
Phase variables for mandatory PC
cycle on, time
limited, pressure
cycle off, time
Disadvatages of PC ventilation
1) Variable volumes
2)I Plateau may cause dysynchrony with spontaneously breathing patient
Disadvantages of AC
2)Potential for autopeep
3)Cannot be used as a weaning tool
Disadvantages of PEEP/CPAP
1)Inadequate MV
2)Increased WOB
Avg. Flow and I time decelerating ramp
Avg flow is 1/2 the peak flow. I time will be twice what it would be with a square flow wave.
To get I/E ratio in a one to something ratio