A humidifier used with a mechanical ventilator should deliver a minimum of how much humidi-ty?
a. 10 mg H2O/L at 35-37° C
b. 20 mg H2O/L at 31-35° C
c. 30 mg H2O/L at 31-35° C
d. 47 mg H2O/L at 35-37° C
ANS: C
The humidification system used during mechanical ventilation should provide at least 30 mg H2O/L of absolute humidity at a range of about 31-35° C for all available flows up to 20-30 L/min.
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