L>Student resource Glossary
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chapter 11
adnexa The accessory or adjoining anatomical components of an body organ such together the eyes.
amblyopia A dimness the vision or the partial lose of sight, especially in one eye, without detectable condition of the eye.
ametropia any error the refraction in which photos do not emphasis properly on the retina.
anisocoria A problem in i beg your pardon the pupils are unequal in size.
astigmatism A condition in i beg your pardon the eye walk not emphasis properly since of uneven curvatures that the cornea.
audiometry The usage of an audiometer to measure up hearing acuity.
cataract The lose of transparency that the lens that reasons a progressive loss of visual clarity.
chalazion A nodule or cyst, usually on the upper eyelid resulted in by obstruction in a sebaceous gland.
cochlear implant one electronic machine that bypasses the damaged parts of the ear and also directly stimulates the auditory nerve.
conjunctivitis an inflammation of the conjunctiva the is usually led to by an epidemic or allergy; likewise known as pinkeye.
dacryoadenitis one inflammation of the lacrimal gland caused by a bacterial, viral, or fungal infection.
diplopia The tardy of two photos of a solitary object; also known as double vision.
ectropion The eversion that the sheet of one eyelid.
emmetropia The normal relationship between the refractive power of the eye and also the form of the eye that enables light beam to focus correctly on the retina.
entropion The reverse of the edge of one eyelid.
esotropia Strabismus defined by one inward deviation that one or both eyes; additionally known as cross-eyes.
exotropia Strabismus characterized by the outward deviation the one eye family member to the other.
fluorescein angiography A radiographic research of the blood vessels in the retina the the eye complying with the intravenous injection of a fluorescein dye as a contrast medium.
glaucoma A team of diseases identified by increased intraocular press that causes damage come the retinal nerve fibers and also the optic nerve.
hemianopia remote in one-half of the visual field.
hordeolum A pus-filled and often pains lesion on the eyelid resulting from an acute epidemic in a sebaceous gland; additionally known as a stye.
hyperopia A defect in which light rays focus past the retina; additionally known together farsightedness.
contagious myringitis A transmittable inflammation that causes painful blisters ~ above the eardrum.
iridectomy The operation removal of a portion of the tissue of the iris.
iritis one inflammation of the iris.
keratitis one inflammation the the cornea.
labyrinthectomy The surgical removal of every or a portion of the labyrinth.
laser trabeculoplasty provided to treat open-angle glaucoma by developing openings in the trabecular meshwork to allow the liquid to drainpipe properly.
mastoidectomy The surgical removal that mastoid cells.
mydriasis The dilation that the pupil.
myopia A defect in which irradiate rays focus in former of the retina; additionally known together nearsightedness.
myringotomy A small surgical scratch in the eardrum come relieve press from excess pus or fluid, or to create an opened for the location of tympanostomy tubes.
nyctalopia A problem in which an individual with normal daytime vision has an obstacle seeing in ~ night; also known together night blindness.
nystagmus an involuntary, constant, rhythmic motion of the eyeball.
ophthalmoscopy The intuitive examination the the fundus the the eye v an ophthalmoscope.
optometrist A specialist in measure up the accuracy that vision to recognize whether corrective lenses are needed.
otitis media one inflammation that the center ear.
otomycosis A fungal infection of the exterior auditory canal.
otopyorrhea The flow of pus indigenous the ear.
otorrhea any type of discharge from the ear.
otosclerosis The ankylosis that the bones of the center ear, causing a conductive hear loss.
papilledema The swelling of the optic nerve in ~ the allude of entrance right into the eye through the optic disk.
periorbital edema ede of the tissues surrounding the eye or eyes.
photophobia too much sensitivity to light, and also can be the result of migraines, extreme wearing of contact lenses, drug use or inflammation.
presbycusis A progressive loss the sensorineural hearing the occurs as the body ages.
presbyopia The condition of common changes in the eyes that take place with aging.
ptosis Drooping the the upper eyelid the is usually due to paralysis.
radial keratotomy A operation procedure come treat myopia.
retinopexy supplied to reattach the detached area in a retinal detachment.
scleritis an inflammation of the sclera.
sensorineural hearing loss creates when the auditory nerve or hair cell in the within ear are damaged.
stapedectomy The surgical removal the the top portion of the stapes bone and also the insertion of a small prosthetic device known as a piston the conducts sound vibrations come the inner ear.
strabismus A disorder in i beg your pardon the eyes point in various directions or are not set correctly since the eye muscles room unable to focus together.
tarsorrhaphy The partial, or complete, suturing together of the upper and lower eyelids to protect the eye once the lids room paralyzed and also unable come close normally.
tinnitus A condition of ringing, buzzing, or roaring sound in one or both ears.
tonometry The measure up of intraocular pressure.
tympanometry The use of air pressure in the ear canal to check for disorders of the middle ear.
vertigo A feeling of whirling, dizziness, and also the loss of balance, that is often merged with nausea and vomiting.
vitrectomy The remove of the vitreous humor and its replacement through a clean solution.


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xerophthalmia The drying of the surface of the eye, including the conjunctiva.
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