Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Corneal apex |
Central, steepest part of the cornea, 3-5mm in diameter. |
|
|
Bowman's membrane |
A layer of condensed tissue that separates the epithelium from the stroma, known as the second layer of the cornea. |
|
|
Conjunctiva |
Mucous membrane that lines the eyelids and covers the front part of the eyeball. |
|
|
Contact lens |
Refers to any lens that is placed on the surface of the cornea and sclera. |
|
|
Cornea |
Clear transparent dome of the eye, containing approximately +43.00 diopters of power. |
|
|
Descemet's membrane |
Layer of tissue separating the stroma from the endothelium, known as the fourth layer of the cornea. |
|
|
DK value |
The amount of oxygen permeability of a lens material. |
|
|
Corneal endothelium |
The fifth later of there cornea, consisting of a single layer of cells. |
|
|
Corneal stroma |
Main layer is the cornea which makes up 90% of the corneas thickness. |
|
|
Hydrogel lens |
Refers to a high water content soft contact lens. |
|
|
Lacrimal apparatus |
Refers to the tear production and disposal system of the eye. |
|
|
Lacrimal gland |
Gland that produces the water in the tears. |
|
|
Lacrimation |
Production of tears. |
|
|
Keratometer |
Instrument used to measure the central anterior corneal curves. |
|
|
Sclera |
The tough fibrous outer coating of the eye known as the white of the eye. |
|
|
Meibomian gland |
Gland the secretes the oil in the tears. |
|
|
Hydroxyethyl methacrylate |
(HEMA) the main water absorbing material in soft contacts |
|
|
Hydrophilic |
Water absorbing. |
|
|
Hydrophobic |
Water repelling. |
|
|
Corneal epithelium |
The outermost and first layer of the cornea. |
