Which is a method of administering inhalation gases and vapors?
a. Nasal cannula
b. Intravenously
c. Intramuscular injection
d. Laryngeal mask
ANS: D
Inhalation gases and vapors can be delivered from an anesthesia machine via a facemask, laryngeal mask, or endotracheal tube, with either controlled or assisted respirations.
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