GROSS ANATOMY

GROSS ANATOMY

NASAL CAVITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does the Eustachian tube do?
A
balances the air pressure in the middle ear
B
connects the middle ear with the back of the nose
C
both are correct
D
None of the above
Explanation: 

Detailed explanation-1: -The Eustachian tube is an opening that connects the middle ear with the nasal-sinus cavity. This tube helps to: Balance pressure in the middle ear (commonly felt as your ears popping) Drain fluid from the middle ear.

Detailed explanation-2: -The eustachian tube is a canal that connects the middle ear to the nasopharynx, which consists of the upper throat and the back of the nasal cavity. It’s function is to maintain and control the pressure within the middle ear and make it equal to the air pressure outside the body.

Detailed explanation-3: -So, the correct answer is ‘it equalizes pressure on both sides of the eardrum’.

Detailed explanation-4: -The Eustachian tube is named after the Italian anatomist, Bartolomeo Eustachi, who observed that it was a canal that connected the nasopharynx to the middle ear. The Eustachian tube is also known as the pharyngotympanic tube or the auditory tube.[1][2]

There is 1 question to complete.