The therapist is providing bilevel NPPV, and is using an HME for humidification. The therapist observes that the patient is having difficulty triggering and cycling inspiration. Which of the following actions should the therapist take at this time?
A. Remove the HME.
B. Increase the IPAP.
C. Decrease the EPAP.
D. Adjust the trigger sensitivity setting.
ANS: B
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