We use the sense of smell to identify smells.

The organ of the smell is the tongue.

The pituitary gland identifies sounds.

The pituitary gland sends the information to the brain.

Air goes through the nostrils to the brain.

We use the sense of smell to identify sounds.

The organ of the smell is the nose.

The pituitary gland sends the information to the nose.

The pituitary gland identifies smells.

Nasal cavity is separated by the nasal septum.