HUMAN NUTRITION

Detailed explanation-1: -A preauricular pit is a small hole in front of your ear that you are born with. Most of the time it is harmless and doesn’t cause any health problems.

Detailed explanation-2: -Normal external ear anatomy The central part of the ear is shaped like a conch sea shell, and is called the concha. There is a small bump in front of the ear canal called the tragus. On the other side of the concha is another bump called the antitragus. The ear is made primarily of cartilage covered by skin.