2. SIGHT
The eye is the body´s organ for the sense of sight. The eye is made
up of the eyeball.
When light reaches eyeball, it goes through the cornea. Then it goes
through the pupil which is the opening of the iris. Later passes
through the lens which focuses the image on the retina. The
information travels to the brain through the optic nerve.
3. HEARING
The ear is the body´s organ for the sense of hearing. The ear has three
parts:
1. The outer ear. It´s made up of the ear and outer auditory canal.
2. The middle ear. It´s made up of eardrum and a chain of small bones .
3. The inner ear. It´s made up of cochlea and the auditory nerve.
4. TOUCH
Skin is the body´s organ of touch. The skin is made up of three layers:
1. Epidermis. Its purpose is to protect.
2. Dermis. It has the receptors of cold, heat and preasure.
3. Hypodermis. It has fat that protects us damage or the cold.
5. SMELL AND TASTE
The body´s organ for the sense of small is the nose.
The body´s organ for the sense of taste is the tongue.
