Diseases and Disorders of the Eye and Ear

Diseases and disorders of the eye and ear

84 cards   |   Total Attempts: 188
  

Cards In This Set

Front Back
Functioning Organs of Vision
Eye and ear
Functional Process of the Eye
(1)an image is formed on the retina; (2)the rods and cones are stimulated; (3)nerve impulses are conducted to the brain
Eyeball
Composed of the sclera, the choroid, and the retina, and is connected to the brain by optic nerve
Sclera
External production
Cornea
Light refraction
Choroid
Middle layer of the tissue
Ciliary Body
Secretion of vitreous fluid
Iris
Color portion
Retina
Back of eye, responsible for night vision
Rods
Means of distinguishing light from dark, and perceiving shape and movement
Cones
Color vision
Conjunctiva
Pink area under eyelid
Anterior Chambers
Space between the iris
Aqueous Humor
The fluid occupying both the anterior and posterior chambers
Vitreous Humar
Jellylike fluid; it maintains the globular shape of the eyeball and facilitates the refractions of images