A | B |
3 | # of layer in the inner eye |
120 Million | # of rods in each eye |
6 Million | # of cones in each eye |
Cataract Surgery | Rremoval of a cataract. |
Choroid | Contains blood vessels that supply nutrients to the eye |
Ciliary Body | Contains muscles that adjust the shape of the lens |
Ciliary Body | Produces aqueous humor |
Cones | Responsible for bright-light vision |
Conjunctival Membrane | Provides lubrication and protection to the outer eye |
Cornea | Center for focusing |
Cornea | Consists of five layers and is protected by tears |
Diopter | Unit of measurement to determine lens refractory power. |
Enucleation | Surgical removal of an eyeball |
Eyeball | Another term for the inner eye |
Eyelids | Provide protection from light, dust and trauma |
Inner Layer | Consists of retina, rods & cones |
Iris | Colored part of the eye |
Keratoplasty | Corneal transplant |
Lacrimal Apparatus | Produces, delivers and drains tears from the eye |
Lacrimal Glands and Ducts | Produce and deliver tears |
Laser Photocoagulation | Thermal light energy used to treat retinal detachment or bleeding from retina |
Middle Layer | Consists of choroid, ciliary body, iris & pupil |
Ocular Muscles | Provides the eyeball with movement |
Ophthalmoscopy | Visual examination of the inner eye |
Orbital Cavity | The eyeball fits into the _ _ |
Outer Eye | Consists of the orbital cavity, extrinsic ocular muscles, eyelids, conjunctival membrane and lacrminal apparatus |
Outer Layer | Contains the cornea & sclera |
Pupil | Opening in center of iris, regulating the amount of light coming into the eye |
Refraction Test | Examination procedure to determine the eye's refractive error and the best corrective lenses needed |
Retina | Nerve layer of the eye containing rods and cones |
Rods | Function in dim light - responsible for night vision |
Sclera | Tough, white, fibrous, connective tissue that maintains shape of the eye and protects the inner layers of tissue |
Tonometry | Test measuring intraocular pressure |
Tonometry | Test to diagnose glaucoma |
Visual Acuity Test | Test measuring eye's ability to distinguish object details and shape |