# Nasopharynx is connected to ______________ through pharyngotympanic tube.
A. Middle ear
B. Outer ear
C. Middle meatus
D. Semilunar canals
The correct answer is A. Middle ear.
The middle ear lies in the temporal bone, where the chain of three ear ossicles connect the tympanic membrane to the oval window. The middle ear cavity communicates with the nasopharynx via the eustachian tube, which allows air pressure to be equalized on both sides the tympanic membrane.
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