Conditions that can cause temperature overshoot with servo-controlled heated humidifiers in-clude which of the following?
1. The unit is allowed to warm up without flow.
2. Flow is decreased during normal operation.
3. The airway temperature probe becomes dislodged.
4. The unit reservoir is refilled with sterile water.
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
Question 2
What should happen when the remote temperature sensor of a heated humidifier becomes dis-connected or fails?
1. Power to the heater should be interrupted.
2. Auditory and visual alarms should trigger.
3. The unit's outlet valve should lock closed.
a. 1 and 2 only
b. 2 and 3 only
c. 1 and 3 only
d. 1, 2, and 3
Client on IV patient-controlled analgesia (PCA).
A typical temperature sensor circuit.
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