Drainage Into The Nasal Cavity

Question 1

Where does the frontal, maxillary and anterior ethmoidal sinuses drain into

Answer 1

Middle meatus

Question 2

Where do the middle ethmoidal sinuses empty into

Answer 2

Ethmoidal bulba

Question 3

Where does the posterior ethmoidal sinus empty into

Answer 3

Superior meatus

Question 4

Where does the nasolacrimal duct and the auditory tube open into

Answer 4

The inferior meatus