medical terms
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AC | air conductuon
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AD | right ear
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AS | left ear
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AU | both ears
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EENT | ears nose and throat
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ENT | ears nose and throat
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TM | tympanic membrane
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conductive deafness | sound waves obstructed in path from external ear to inner ear
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sensorineural deafness | damage that is irreversible to the auditory nerve or cochlea
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meniere's disease | condition of the inner ear
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external ear | auricle aka pinna collects sound waves
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external auditory meatus | canal that leads to eardrum
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tympanic membrane | ear drum
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three ossicles | incus malleus stapes
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inner ear | labyrinth
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bony labyrinth | encloses the canals and sacs
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vestibule | membranous sacs that aids in maintaining balance
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semicircular canals | balance
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oval window | opening in the inner ear
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cochlea | special organ of hearing
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aur/o | ear
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audi/o | hearing
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audit/o | hearing
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cochle/o | cochlea
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labyrinth/o | inner ear
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labyrinthitis | inflammation of the inner ear
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myring/o | tympanic membrane
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myringotomy | process of cutting into the eardrum to remove fluid
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ot/o | ear
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otalgia | earache
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otitis media | inflammation of the middle ear
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otorrhea | discharge from the ear
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otosclerosis | fusion of stapes onto the oval window
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salping/o | Eustachian tube
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staped/o | stapes
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stapedectomy | removal of stapes
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tympanoplasty | surgical reconstruction of the eardrum
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cusis | hearing
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presbycusis | diminished hearing due to old age
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ossicul/o | ossicules
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inner eye | 3 layers
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sclera | white of the eye
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cornea | window of the eye--aids in focusing the light onto the back of the eye
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uvea | middle layer
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choroid | inner lining of the sclera
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ciliary body | anterior edges of the choroid body
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ciliary muscles | adjusts shape of the lens for focusing
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ciliary process | produces aqueous humor
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iris | colored portion of the eye
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pupil | regulates the amount of light that enters the eye
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intrinsic muscles | dilator and sphincter muscles
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dilator muscle | widens pupil
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sphincter muscle | constricts pupil
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retina | innermost layer of eye
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rods | peripheral and low light vision
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cones | central and bright light vision
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fovea | small indentation in the retinal that contains the cones
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lens | not considered a layer of the eye and is located posterior to the iris
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suspensory ligaments | hold lens in place
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refraction | as light passes through the lens it is bent
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aqueous humor | pertaining to watery fluid in the anterior chamber
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vitreous humor | jelly like substance that maintains shape of the eye
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orbital cavity | eye socket
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extrinsic muscles | attach to sclera and allow eye to move in any direction
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eyelids | shield eye from dust light and trauma
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conjuctival membrane | lines the eye to protect and lubricate
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lacrimal glands | produce tears
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lacrimal ducts | deliver tears to the eyes
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punctae | openings that drain tears from eyes to nose
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common eye diseases | cataracts glaucoma astigmatism
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cataracts | lens becomes thick and dense interfering with the refraction of light causes vision loss
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glaucoma | pressure on the eye
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astigmatism | refers to the way light bends and focus on the retina
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OD | right eye
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OS | left eye
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OU | both eyes
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perla | pupils equal react to light and accommdation
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perrla | pupils equal round regular react to light and accommodation
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ambly/o | dull dim
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dipl/o | double
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edema | accumulation of fluid
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presby | old age
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pseudo | false
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aque/o | water
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blephar/o | eyelid
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blepharopexy | surgical fixation of the eyelid
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blepharoplasty | surgical reconstruction of the eyelid
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chor/o | choroid
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chorioretinitis | inflammation of the choroid and retina
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choroiditis | inflammation of the choroid
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conjunctivitis | inflammation of the conjunctiva
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core/o | pupil
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cycl/o | ciliary body
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cyclopegia | paralysis of the ciliary body
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dacry/o | tears
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dacryogenic | producing tears
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dacryosyst/o | lacrimal sac
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dacryocystostenosis | narrowing of the lacrimal sac
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irid/o ir/o | iris
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iritis | inflammation of the iris
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iridectomy | excision of the iris
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lacrim/o | tears
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mi/o | contraction less
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miosis | abnormal contraction of the pupil
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mydri/o | wide dilation
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mydriasis | dilation of the pupil
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ocul/o | eye
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extraocular | pertaining to the outside of the eye
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intraocular | pertaining to within the eye
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ophthalm/o | eye
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ophthalmologist | specialist of the diagnosis and study of eye diseases and treatments
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ophthalmology | study of the eye
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opt/o | vision
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optician | expert who fills prescription for eyeglasses and contact lenses
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optometrist | specialist in testing of visual function and diagnosis of nonsurgical treatment of eye conditions
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phac/o phak/o | lens
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aphakia | absence of lens
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phacomalacia | softening of the lens
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pseudophakia | condition of replacement of the lens with connective tissue
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retin/o | retina
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retinopathy | any disease of the retina
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scler/o | sclera
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sclerectomy | excision of the sclera
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vitre/o | glass like gel like
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vitreous humor | gel like substance in posterior cavity
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chalasis | relaxation
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opia opsia | vision
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amblyopia | dimness of vision
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diplopia | double vision
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hemianopsia/hemianopia | lack of vision in half of vision field
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presbyopia | impaired vision due to age
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hyperopia | farsightedness
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myopia | nearsightedness
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miotic | pertaining to a drug restricting pupil
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miosis | abnormal contraction of the pupil
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karet/o | cornea
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