A client who is mouth breathing is receiving oxygen by face mask. The unlicensed assistive personnel (UAP) asks the registered nurse (RN) why a water bottle is attached to the oxygen tubing near the wall oxygen outlet. The RN responds that this feature facilitates which purpose?
A.
Prevents the client from getting a nosebleed
B.
Gives the client added fluid via the respiratory tree
C.
Humidifies the oxygen that is bypassing the client's nose
D.
Prevents fluid loss from the lungs during mouth breathing