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Chapter 15 Section 3
Science Vocabulary
| Term | Definition |
|---|---|
| Cornea | The clear tissue that covers the front of the eye |
| Pupil | The opening through which light enters the eye |
| Iris | The circular structure that surrounds the pupil the regulates the amount of light entering the eye |
| Lens | A curved piece of glass or other transparent material is used to refract light |
| Retina | The layer of receptor cells at the back of the eye on which an image is focused |
| Optic Nerve | Short, thick nerve that carries signals from the eye to the brain |
| Eardrum | The membrane that separates the outer ear from the middle ear, and that vibrates when sound waves strike it. |
| Hammer | A small bone in the middle ear that transmit vibrations from the eardrum to the anvil; also called "malleus." |
| Anvil | A small bone in the middle ear the transmit vibrations from the hammer to the stirrup, also called the "incus" |
| Stirrup | A small bone in the middle ear that transmit vibrations from the anvil to a membrane of the inner ear; also called the "stapes." |
| Cochlea | A snail-shaped tube in the inner ear that is lined with receptor cells that respond to sound |
Created by:
BrandonTran
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