"Cochlea" Essays and Research Papers

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Cochlea

ear"(Hope). The inner ear consists of the round window, oval window, cochlea (with the Organ of Corti), and the auditory nerve which all function to analyze sound waves. The round window connects the middle ear with the lower half of the cochlea and the oval window connects the middle ear with the upper half (Sisco). Both the oval and round windows are membranes (Sisco). The round window's function is to "aid fluid motion within the cochlea" and to "equalize the hydraulic pressure" (Sisco). The stapes action...

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Cochlear Implants

to get affected by loss of hearing. The ear is divided into 3 parts (anatomically) as the Outer, Middle and Inner parts. “The cochlea is the auditory portion of the inner ear. Its core component is the Organ of Corti, the sensory organ of hearing, which is distributed along the partition separating fluid chambers in the coiled tapered tube of the cochlea. The cochlea is divided into three different chambers, each of which is receptive to different frequencies of sound “(Jarvis 2004). Cochlear...

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The Auditory Sense

with the inner ear.s Round Window: a round opening between the middle ear and the cochlea that is closed over by a membrane.   The function of the Round Window is to focus and amplify sound.they are a part of the inner ear. Without them, you would not be able to hear properly. Semicircular canals: filled w/fluid, attached to cochlea and nerves, send information on balance and head position to the brain. Cochlea: spiral-shaped organ of hearing, transform sounds into signals that get sent to the...

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Visual Cortex

rather than air. The auditory reflex of the middle ear muscles helps protect the inner ear from damage. The middle ear still contains the sound information in wave form; it is converted to nerve impulses in the cochlea. 3-The inner ear: The inner ear consists of the cochlea. The cochlea has three fluid-filled sections, and supports a fluid wave driven by pressure across the basilar membrane separating two of the sections. 1-called the cochlear duct or scala media, contains an extracellular fluid...

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What Is Cochlear Damage? - Abstract

What is Cochlear Damage? The cochlea is a tiny, snail-shaped structure. It is the main organ of hearing and is part of your inner ear. Cochlear Damage means that all or part of your inner ear has been hurt. Damage to the cochlea typically causes permanent hearing loss. This is called sensorineural hearing loss (SNHL). Many things can cause SNHL, or cochlear damage, including loud or extended noise exposure, certain powerful antibiotics, meningitis, Meniere’s disease, acoustic tumors, and even...

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Loud music

music, the sound reaches the tympanic membrane (eardrum) through the ear canal. The sound vibrates the eardrum and three tiny bones, the malleus, incus, and stapes. These bones send amplified vibrations to Cochlea. Cochlea contains fluids through which sound can pass easily. On the top of Cochlea, tiny hair cells called Stereo cilia are situated. The sound moves those Stereo cilia and open up the tiny channels that allow chemicals to rush past the membrane that the Stereo cilia are on, which creates...

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Artifical Intellgence: Brain Chips

coil sends the coded signals as FM radio signals to the cochlear implant under the skin. 5. The implant delivers the appropriate electrical energy to the array of electrodes that are inserted in the cochlea. 6. Electrodes along the array stimulate the remaining auditory nerve fibers in the cochlea. 7. The resulting electrical sound information is sent through the auditory system to the brain for interperation. (Med miami edu, 2004 ¶ 2) Below are examples some of the different styles of...

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The Effects of Cochlear Implants on Musical Perception in Hearing-Impaired Individuals

it is expressed in Hertz (Hz). The temporal coding theory states that the repetition rate of a pitch relies on the complexity of the tone. These repetitions that average up to 2,000 Hz correspond to locations on the basilar membrane in the cochlea in normal hearing individuals. In CI listeners, the average pitch repetition does not extend above 300 Hz. This limit of 300 Hz corresponds to the middle-C note on the piano, which implies that it would be more difficult to perceive pitches with...

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Mhe 510 Occupational Health and Safety

recognizable by the individual, the damage is usually irreversible. Unfortunately these symptoms may not be perceived for some time depending on the type and duration of exposure. Repeated insult to the hair cells in the Organ of Corti within the cochlea of the inner ear that causes their damage results in permanent hearing loss. This normally affects the high frequencies first and will eventually affect the lower frequencies as well ultimately affecting the ability to hear the most common frequencies...

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hearing impairment

(stapes). Together these bones are also called Ossicles or Ossicular Chain. The Eustachian Tube extends from the back of the throat to the middle ear, opens and closes to equalize the air pressure on both sides of eardrum. The inner ears is composed of cochlea which controls our sense of hearing and semicircular canals which control our sense of balance and the beginning of the auditory nerve. FEDERAL GUIDELINES The Individuals with Disabilities Education Act (IDEA) defines deafness as a hearing impairment...

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