Multiple Choice
The respiratory mucosa is continuous through the:
1) upper and lower respiratory tracts.
2) nasal cavities and the sinuses.
3) nasopharynx and oropharynx.
4) middle ear cavity and auditory tube.
A) 1 only
B) 1, 2
C) 2, 3
D) 1, 3, 4
E) 1, 2, 3, 4
Correct Answer:

Verified
Correct Answer:
Verified
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