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Special senses

Review

QuestionAnswer
Equilibrium A state of balance.
Eustachian Tube A tube which connects the nose and throat.
Glaucoma Accumulation of aqueous humor in the eye.
Ametropia An error in refraction.
Acuity Clearness or sharpness of a sensory function.
Anacusis Complete deafness.
Strabismus Condition in which one eye is misaligned with the other or out of synchrony.
Otoplasty Corrective surgery for a deformed pinna.
Blepharoplasty Cosmetic surgery removing fatty tissue above and below the eyes.
Astigmatism Defective curvature of the cornea or lens.
Corectasis Dilation of the pupil.
Otopyorrhea Discharge of pus from the ear.
Mydriatics Drugs that dilate the pupils.
Otalgia Ear pain.
Cercumen Ear wax.
Fluorescein Angiography Evaluation of blood vessels and their leakage in and beneath the retina.
Iridectomy Excision of the iris.
Hyperopia Farsightedness.
Dacryorrhea Flow of tears.
Nyctalopia Impaired vision in dim light. AKA nightblindness.
(RK) Radial Keratotomy Incision of the cornea for treatment of nearsightedness.
Otitis Externa Infection of the external auditory canal.
Otitis Media Inflammation of the middle ear.
Amblyopia Lazy eye syndrome.
Presbyopia Loss of accommodation associated with the aging process.
Anosmia Loss of sense of smell.
Audiometry Measurement of hearing acuity.
Phacoemulsification Method of treating cataracts that disintegrates a cloudy lens and is then aspirated and removed.
Optometrist One who specializes in eye measurments.
Cataracts Opacities on the lens.
Tinnitus Perception of ringing, hissing or other sounds in the ears.
Olfactory Pertaining to smell.
Blepharoptosis Prolapse of the eyelid.
Tympanoplasty Reconstruction of the eardrum.
Semicircular canals Responsible for balance.
Achromatopsia Severe congenital deficiency in colour perception.
Incus Shaped like an anvil.
Malleus Shaped like a hammer.
Stapes Shaped like stirrups.
Ear cancal Slender tube through which sound waves travel to the middle ear.
Chalazion Small, hard tumour on the eyelid.
Cochlea Snail-shaped inner ear structure; First structure of the inner ear.
Hordeolum Stye.
Gustation Taste.
Cornea The clear, transparent portion of the sclera.
Sclera The white of the eye.
Antiemetics Treat and prevent nausea, vomiting, dizziness and vertigo.
Nystagmus Type of involuntary eye movements.
Photophobia Unusual intolerance and sensitivity to light.
Metamorphosia Visual distortion of objects.
Describe aqueous humor. - Found in the posterior and anterior chamber. - Provides nourishment for lens and cornea. - Produced by ciliary body. - Drained by canal of schlemm.
Describe cones. - Function in bright light. - Produce colour vision.
Describe rods. - Function in the dim light. - Produce black and white vision.
Describe the conjuctiva. - Cover the outer surface of the eye and lines he eyelids.
Describe the fovea. - Provides the greatest acuity for colour vision. - In the center of the macula.
Describe the pupil. - Perforated center of the iris.
Describe the vestibular system. - Controls balance and eye movements. - Consist of semicircular canals and the vestibule.
Describe vitreous humor. - Jellylike substance that fills the interior of the eye.
What are the functions of the ear? - Hearing. - Equilibrium.
What are the three tunics of the eye? - Fibrous. - Vascular. - Sensory.
What is an Otolaryngologist? - Treats disorders of the ear, nose and throat.
What are the specific sensations? - Smell. (Olfaction) - Taste. (Gustation) - Equilibrium. - Vision. - Hearing. (Audition)
What is macular degeneration? - Deterioration of the macula.
What is otosclerosis? - Ankylosis of the ossicles.
Where are the ossicles located ? - Tympanic membrane.
Created by: Demitreia
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