Month: December 2009
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Know your Ear (Part2) – How you hear and What keeps the balance – 3D CT images of inner ear
The inner ear The inner ear is the most complicated component of the auditory system located into a tiny space of the hardest petrous part of the temporal bone and inaccessible to direct examination or clinical manipulation. The inner ear comprise of three intimately related structures – the cochlea (spiral tube), three semicircular canals and…
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Know your Ear-How you hear-3D CT images of middle ear
The middle ear The middle ear refers to the hollowed air-filled bony space (tympanic cavity) in the temporal bone of the skull behind the eardrum. It is just separated from the outer ear by the ear drum. There are three tiny bones called ossicles in the tympanic cavity that vibrates when exposed to sound waves,…
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Hearing loss in your child-Glue ear
Glue Ear-Hearing loss in Children Know your middle ear The middle ear is behind your eardrum. It contains three tiny bones (ossicles) that conduct sound and these transmit sound reaches your inner ear. Usually, your middle ear is filled with air but if you have inflammation, fluid and mucus can build up there. The Eustachian…