Shared Flashcard Set

Details

Medical Terminology Ch 14
Medical Terminology
36
Medical
Undergraduate 3
09/20/2019

Additional Medical Flashcards

 


 

Cards

Term
Cornea Function
Definition
refraction of light
Term
Choroid Function
Definition
blood supply
Term
Ciliary Body Function
Definition
secretion of vitreous fluid, helps change the shape of lens
Term
Receptors
Definition
sensory nerve endings that respond to various kinds of stimulation
Term
Sense Organs
Definition
eyes, ears, skin, mouth, and nose
Term
Eyelids
Definition
open and close the eye and keep foreign objects from entering most of the time
Term
Eye dominance is...
Definition
an unconscious preference to use one eye rather than the other for certain purposes
Term
Pupil
Definition
small, dark, circular structure in the center of the eye
Term
Iris
Definition
colored portion of the eye that we regularly see
Term
Sclera
Definition
white opaque membrane covering most of the eyeball
Term
Conjunctiva
Definition
mucous membrane lining the inner surface of the eyelid that acts as a protective covering for the exposed surface of the eye
Term
Lacrimal Glands
Definition
glands that produce and store tears that keep the eyeballs moist
Term
Lacrimal Fluid
Definition
tears
Term
Lacrimal Ducts
Definition
where the tears pass from the lacrimal glands to the nasolacrimal sac
Term
Nasolacrimal Sac
Definition
where tears go from the lacrimal gland through the lacrimal duct
Term
Nasolacrimal Duct
Definition
where tears pass through to the nasal cavity
Term
Tearing
Definition
when more lacrimal fluid is produced than can be removed, also called crying
Term
Cornea
Definition
transparent structure at the front of the eyeball that bends or refracts light rays
Term
Choroid
Definition
dark brown membrane inside the sclera that is continuous with the iris and the ciliary body
Term
Ciliary Body
Definition
on the anterior surface of the eye and surrounds the lens in a circular fashion, allowing change in the shape and thickness of the lens
Term
Lens Function
Definition
light refraction
Term
Flattening of the Lens
Definition
for distant vision
Term
Thickening and Rounding of the Lens
Definition
for close vision
Term
Accomodation
Definition
refractory adjustment for close vision
Term
Aqueous Humor
Definition
fluid secreted by the ciliary body into the anterior chamber
Term
Anterior Chamber
Definition
cavity in the front of the eye that holds the aqueous humor
Term
Vitreous Chamber
Definition
another cavity of the eye behind the lens holding vitreous humor
Term
Vitreous Humor
Definition
a soft, jellylike material inside the vitreous chamber
Term
Retina
Definition
delicate nervous tissue membrane of the eye
Term
Optic Nerve
Definition
nerve coming from the retina that enables vision
Term
Optic Disc
Definition
the region of the eye where the optic nerve meets the retina, there are no light receptors in this area, also known as the blind spot of the eye
Term
External Ocular Muscles Function
Definition
movement of the eyeball
Term
Eyelid Function
Definition
protection for the eye
Term
Iris Function
Definition
contracts or relaxes to control the amount of light entering the eye through the pupil
Term
Lacrimal Glands Function
Definition
secretion of tears
Term
Lens Function
Definition
light refraction
Supporting users have an ad free experience!