Auditory Physiology - Klapstein

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Can you name the Auditory Physiology - Klapstein ?

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_____ tones: medial part of the gyrus in tonotopic map.
Communicate at the apical end via the helicotrema. Contain perilymph.
A gelatinous mass which assists the mechanical transduction by the hair cells.
______ deafness: impairment of the cochlea or auditory nerve. Exposure to loud sounds, meningitis, drugs, trauma, meniere.
Weber Test: in Conductive hearing loss, tone is louder on ______ side
Muscle on the handle of the malleus. Motor innervation from CN5. Decreases sound transmission.
Ossicle that attaches to Tympanic membrane
Most spiral ganglion receive their input only from _____ hair cells.
______ deafness: impairment of sound transmission prior to cochlea. Cerumen, perforation, sclerosis of ossicles.
Amplified basilar vibration that can be detected by placing a very sensitive microphone sealed in the external auditory canal.
Contains the spiral ganglion with cell bodies of the cochlear nerve.
_______ labyrinth is continuous with subarachnoid space and is filled with perilymph which is similar to CSF. High Na, Low K.
Perception of sound in absence of external source.
_____ of cochlea: narrow and stiff. more sensitive to higher frequencies.
Bending the stereocilia bundle toward the tallest stretches the tip link and opens a cation channel in stereocilia. K+ enters and ______ the hair cell & firing rate in CN8 increase
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Muscle on the neck of stapes. Motor innervation from CN7. Decreases sound transmission.
Membranous labyrinth containing endolymph.
Weber Test: in Sensorineural hearing loss, tone is ______ on normal side
Lies within the scala media and contain hair cells which transduce sound into neural signals
Rinne Test: in Conductive hearing loss, _______ conduction is better than air.
Very slow pressure changes will dissipate through the _______ with little effect on the basilar membrane.
_____ of cochlea: wider and floppier. lower frequencies
Ossicle that is attached to oval window of cochlea
Rinne Test: in Sensorineural hearing loss, air conduction is better, but hearing is _______ in affected ear.
Serve as a compound lever which can amplify sound waves between the tympanic membrane and the oval window of cochlea
A disorder of the inner ear in which circulation of endolymph is impeded resulting in swelling (hydrops) of the membranous labyrinth. Vertigo, tinnitus, fullness in ear, hearing lo
Name a cause of Tinnitus. aminoglycosides, cisplatin, aspirin, quinine
_____ tones: lateral part of the gyrus in tonotopic map
______ membrane: divide scala vestibuli and scala media.
______ labyrinth is filled with endolymph. Low Na, High K.

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Created Nov 12, 2011ReportNominate
Tags:auditory, physiology