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Term

Eustachian Tubes
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Chapter 11

TermDefinition
Eustachian Tubes help drain ears and regulate the pressure in the ear
Vertigo whirling, dizziness, or loss of balance often accompanied by nausea or vomiting
Presbycussis progressive nerve deafness associated with aging
Tinnitus ringing or buzzing sound in one or both ears
Acoustic Nerves connected to the cochlea to pass electrical signals
cochlea collects sound waves and transmit vibrations to electrical impulses
Tarsorrhaphy suturing together the upper and lower eyelids to protect the eye when the lids are paralyzed or unable to close properly
Conjunctivitis inflammation of the conjunctive usually caused by an allergy or infection
Dacryoadenitis Inflammation of the lacrimal gland due to bacterial, viral or fungal infections
Equilibrium balance
AD (auris dexter) right ear
AS (auris sinister) left ear
AU (auris uterque) both ears
Amblyopia dimness of vision or partial loss of sight, usually one eye, without any detectable diseases
Auditory Ossicles tiny ear bones
Adnexa accessory structures outside the eyeball such as orbit, eye muscles, eyelids, and eyelashes
OU (oculus uterque) both eyes
OS (oculus sinister) left eye
OD (oculus dexter) right eye
tympan/o tympanic membrane/ eardrum
trop/o turn, change
scler/o sclera, white of eye, hard
presby/o old age
-opia vision condition
ophthalm/o eye, vision
myring/o tympanic membrane/ eardrum
kerat/o horny, hard, cornea
-cusis hearing
blephar/o eyelid
labrinth/o inner ear
pinn/i outer ear
retin/o retina
phac/o, phak/o lens
ir/i, ir/o, irid/o, irit/o iris
Strabismus the eyes pointing in different directions due to the ocular muscle not being able tofocus together
Presbyopia common changes in the eyes that occur with aging
Nystagmus involuntary, constant, rhythmic movement of the eye
Myopia A defect in which light rays focus in front of the retina (nearsightedness)
Hyperopia a defect in which light rays focus beyond the retina (farsightedness)
Hemianopia blindness of one half of the field of vision
Exotropia outward deviation of one or both eyes
Esotropia inward deviation of one or both eyes (cross-eyed)
Diplopia perception of two images of a single object (double vision)
Astigmatism the eye does not focus properly due to an uneven curvature of the cornea
acous/o, acoust/o, audit/o, ot/o ears
dacryocst/o, larim/o lacrimal apparatus
opt/i, opt/o, optic/o, ophthalm/o eyes
Created by: DrewSkinner
 

 



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