Which structure does not drain into the nasal cavity?
A) ethmoid sinus
B) eustachian tube
C) frontal sinus
D) lacrimal sacs

Name: Which structure does not drain into the nasal cavity? A) ethmoid sinus B) eustachian tube C) frontal sinus D) lacrimal sacs
Brand: Quizplus
Rating: 4.9 (40 reviews)

Question

Quizplus · Accepted Answer

The eustachian tube connects the middle ear to the nasopharynx, but it does not actually drain into the nasal cavity. The ethmoid sinus, frontal sinus, and lacrimal sacs all drain into the nasal cavity.

Which Structure Does Not Drain into the Nasal Cavity