Which of the following is a two-pronged device to deliver oxygen?
a. endotracheal intubation
b. nasal cannula
c. pressure-equalizing tube
d. cochlear implant
b
Explanation:
a. endotracheal intubation: creates an open upper respiratory airway
b. nasal cannula: correct
c. pressure-equalizing tube: is a tube place in the ear to equalize pressure
d. cochlear implant: is a hearing device surgically placed in the skin behind the ear
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