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Ear
Encyclopedia entry from: The Gale Encyclopedia of Science
...canal (or external auditory meatus), and the tympanic membrane (or eardrum). Pinna The two flap...auditory canal contains no glands or hair cells. Tympanic membrane/eardrum The human tympanic membrane or eardrum is a thin, concave membrane...
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Thermometer
Encyclopedia entry from: Gale Encyclopedia of Surgery: A Guide for Patients and Caregivers
...electronic with digital display; infrared or tympanic; and disposable dot matrix. A thermometer...oral), armpit (axillary), eardrum (tympanic membrane), or anus (rectal). A mercury...varies from 3 – 30 seconds. A tympanic thermometer has a round-tipped probe...
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Tympanoplasty
Encyclopedia entry from: Gale Encyclopedia of Surgery: A Guide for Patients and Caregivers
...performed to reconstruct a perforated tympanic membrane (eardrum) or the small bones...from trauma to the eardrum. Purpose The tympanic membrane of the ear is a three-layer...of the incus, malleus, and stapes. Tympanic membrane grafting may be required. If...
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ear
Book article from: The Columbia Encyclopedia, Sixth Edition
...auditory canal) leading to the eardrum (tympanic membrane). The middle ear, separated...into the three canals: the vestibular, tympanic, and cochlear canals. The basilar membrane...partition between the cochlear canal and the tympanic canal and houses the organ of Corti...
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Ear Infection
Encyclopedia entry from: Gale Encyclopedia of Alternative Medicine
...middle ear space, which lies behind the eardrum (tympanic membrane). It is characterized by pain, dizziness...opening of the ear to a structure called the tympanic membrane. Behind the tympanic membrane is the space called the middle ear...
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Otitis Media
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...of the middle ear space, behind the eardrum (tympanic membrane). It is characterized by pain, dizziness...opening of the ear to the structure called the tympanic membrane. Behind the tympanic membrane is the space called the middle ear...
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Myringotomy and Ear Tubes
Encyclopedia entry from: Gale Encyclopedia of Surgery: A Guide for Patients and Caregivers
...procedure in which a small incision is made in the eardrum (the tympanic membrane), usually in both ears. The English word is derived...myringocentesis, tympanotomy, tympanostomy, or paracentesis of the tympanic membrane. Fluid in the middle ear can be drawn out through...
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Evolution, Parallel
Encyclopedia entry from: The Gale Encyclopedia of Science
...induce vibrations of a membrane that covers the tympanum, known as the tympanic membrane. These vibrations are detected by small proteins at the surface of the tympanic membrane called auditory receptors. Within the Sphingidae species, two...
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amphibians
Book article from: The Oxford Companion to the Earth
...They had notches in the back of the skull to accommodate the tympanic membrane (ear-drum). This was joined to the inner ear...labyrinthodont structure and the skull lacked a notch for the tympanic membrane. They are named for the spool-shaped centrum or...
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Aviation Medicine
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...may help. Without taking steps to equalize pressure, the tympanic membrane could rupture, causing hearing loss, vertigo, dizziness...as dizziness, shortness of breath, and mental confusion. Tympanic membrane — A structure in the middle ear that can...
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