NEET2010ZoologyNeural Control and CoordinationActual
Eustachian canal connects
Options
- Amiddle ear with external ear
- Bmiddle ear with internal ear
- Cexternal ear with internal ear
- Dpharynx with middle ear
Correct answer
A. middle ear with external ear
Step-by-step solution
The function of Eustachian tube is to equalise air pressure on both the sides (external and middle ear) of tympanic membrane. Thus, it connects middle ear with external ear.