Nitrous oxide pressure in the tank will not show a decrease on the gauge until the _phase is nearly gone and primarily ___remains in the tank.
A) Liquid; vapor
B) Gas; liquid
C) Liquid; water
D) Gas; vapor
When administering nitrous oxide/oxygen sedation for an adult the flow rate should be approximately
A) 1 to 2 liters/minute
B) 3 to 4 liters/minute
C) 4 to 5 liters/minute
D) 6 to 7 liters/minute
A dental hygienist is establishing a patient's tidal volume and the reservoir bag collapses.What is the most appropriate action when the bag collapses?
A) Increase the amount of flow to the patient.
B) Decrease the amount of flow to the patient.
C) Wait for the patient to regulate his or her breathing pattern.
Each of the following is a sign of an appropriate level of sedation using nitrous oxide and oxygen EXCEPT one.Which one is the EXCEPTION?
A) Patient is comfortably warm
B) Patient's eyes are glazed
C) Patient needs a mouth prop
D) Patient indicates tingling in fingers