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*  Prelingual deafness
Cochlear implants can stimulate the auditory nerve directly to restore some hearing, but the sound quality isn't that of a ... Hearing aids and cochlear implants may make the child able to hear sounds in their hearing range-but they don't restore normal ... It is a goal for some audiologists to test and fit a deaf child with a cochlear implant by six months of age, so that they ... Cochlear implants give deaf individuals the chance to understand auditory messages. Progress was analyzed after several groups ...
*  Cochlear nerve
The cochlear nerve (also auditory or acoustic nerve) is one of two parts of the vestibulocochlear nerve, a cranial nerve ... Ear anatomy Cochlear nucleus innervated by a branching auditory nerve fibre Terminal nuclei of the vestibular nerve, with their ... There, its fibers synapse with the cell bodies of the cochlear nucleus. In mammals, cochlear nerve fibers are classified as ... In mammals, the axons from each cochlear nerve terminate in the cochlear nuclear complex that is ipsilaterally located in the ...
*  D. Kent Morest
Hossain WA, Antic SD, Yang Y, Rasband MN, Morest DK (July 2005). "Where is the spike generator of the cochlear nerve? Voltage- ... Smith L, Gross J, Morest DK (July 2002). "Fibroblast growth factors (FGFs) in the cochlear nucleus of the adult mouse following ... Kim JJ, Gross J, Potashner SJ, Morest DK (September 2004). "Fine structure of degeneration in the cochlear nucleus of the ... Josephson EM, Morest DK (July 2003). "Synaptic nests lack glutamate transporters in the cochlear nucleus of the mouse". Synapse ...
*  Binaural fusion
The cochlear nerve spans from the cochlea of the inner ear to the ventral cochlear nuclei located in the pons of the brainstem ... The auditory nerve, also called the cochlear nerve, then transmits action potentials to the central auditory nervous system. In ... At the cochlea, this information is converted into electrical impulses that travel by means of the cochlear nerve, which spans ... Simon, E.; Perrot, E.; Mertens, P. (2009). "Functional anatomy of the cochlear nerve and the central auditory system". ...
*  Arthur Böttcher
Böttcher's ganglion: Ganglion on the cochlear nerve in the internal auditory meatus. Böttcher's space: Also known as the ... with a dissertation on the nerve supply to the inner ear's cochlea. He furthered his studies with journeys to Germany, France ... particularly studies involving the structure of the reticular lamina and nerve fibers of the organ of Corti. Today his name is ...
*  Acoustic tubercle
The acoustic tubercle is a nuclei on the end of the cochlear nerve. The cochlear nerve is lateral to the root of the vestibular ... nerve. Its fibers end in two nuclei: one, the accessory nucleus, lies immediately in front of the inferior peduncle; the other ...
*  Auditory brainstem implant
... and/or cochlear nucleus. In addition, physical compression by the tumor of the nerve and brainstem might impair neural ... due to illness or injury damaging the cochlea or auditory nerve, and so precluding the use of a cochlear implant). The auditory ... "Hearing habilitation with auditory brainstem implantation in two children with cochlear nerve aplasia". Int J Pediatr ... A 12 electrode array implant with a speech processor based on the C40+ cochlear implant (Med-El) The first Combi 40+ ABI ...
*  Tympanic duct
They then depolarise and send impulses to the brain via the cochlear nerve. This produces the sensation of sound. Interior of ... It is separated from the cochlear duct by the basilar membrane, and it extends from the round window to the helicotrema, where ... This movement is conveyed to the organ of Corti inside the cochlear duct, composed of hair cells attached to the basilar ... Transverse section of the cochlear duct of a fetal cat. The cochlea and vestibule, viewed from above. Diagrammatic longitudinal ...
*  Internal auditory meatus
The cochlear nerve runs antero-inferiorly and the inferior vestibular nerve runs postero-inferiorly. Internal acoustic meatus ... The internal auditory meatus provides a passage through which the vestibulocochlear nerve, the facial nerve, and the ... The facial nerve travels through the facial canal, eventually exiting the skull at the stylomastoid foramen. The antero- ... which transmits the superior vestibular nerve, by Bill's bar (named by William F. House). The falciform crest or transverse ...
*  Sensorineural hearing loss
... may affect the initiation of the nerve impulse in the cochlear nerve or the transmission of the nerve impulse along the nerve ... Profound or total hearing loss may be amenable to management by cochlear implants, which stimulate cochlear nerve endings ... Neural, or "retrocochlear", hearing loss occurs because of damage to the cochlear nerve (CVIII). This damage ... or the vestibulocochlear nerve (cranial nerve VIII) or neural part. SNHL accounts for about 90% of hearing loss reported. SNHL ...
*  Isothalamus
From the cochlea, peripheral auditory information goes to the cochlear nucleus. From there, through the cochlear nerve, axons ... From the retina, the axons of the optic nerves go directly to the geniculate nuclei. The nasal component of the optic nerves ( ...
*  Spiral ganglion
The spiral (cochlear) ganglion is the group of nerve cells that serve the sense of hearing by sending a representation of sound ... The fibers connecting the spiral ganglion with the central nervous system form the cochlear nerve. Diagrammatic longitudinal ... The rudiment of the acoustic nerve appears about the end of the third week as a group of ganglion cells closely applied to the ... and their axons are bundled together to form the auditory portion of eighth cranial nerve. The number of neurons in the spiral ...
*  Cochlear implant
The electrodes electrically stimulate the cochlear nerve, causing it to send signals to the brain. There are several systems ... Cochlear Implants at Curlie (based on DMOZ) What is it like to live with a cochlear implant? A short documentary video clip ... Cochlear implants are only approved for people who are deaf in both ears; as of 2014 a cochlear implant had been used ... NAD Cochlear Implant Committee. "Cochlear Implants". Archived from the original on 2007-02-20. Ringo, Allegra (August 9, 2013 ...
*  Auditory
... nerve, also known as the cochlear nerve is one of two parts of a cranial nerve. Auditory ossicles, three bones in the ...
*  Auditory system
... the dorsal cochlear nucleus (DCN), and ventral cochlear nucleus (VCN). The VCN is further divided by the nerve root into the ... Cochlear nerve fibers (30,000+) each have a most sensitive frequency and respond over a wide range of levels. Simplified, nerve ... which in turn joins the vestibular nerve to form the vestibulocochlear nerve, or cranial nerve number VIII. The region of the ... Its hair cells transform the fluid waves into nerve signals. The journey of countless nerves begins with this first step; from ...
*  Neuronal encoding of sound
There are two types of afferent neurons found in the cochlear nerve: Type I and Type II. Each type of neuron has specific cell ... The fluid found in these two cochlear chambers is perilymph, while scala media, or the cochlear duct, is filled with endolymph ... Cochlear hair cells are organized as inner hair cells and outer hair cells; inner and outer refer to relative position from the ... The release of neurotransmitter at a ribbon synapse, in turn, generates an action potential in the connected auditory-nerve ...
*  Hearing loss
They work by artificial stimulation of the cochlear nerve by providing an electric impulse substitution for the firing of hair ... NAD Cochlear Implant Committee. "NAD Position Statement on Cochlear Implants (2000)". Cochlear Implants %7c National ... the nerve impulses are taken to the brain by the auditory nerve, the auditory nerve takes the impulses to the medulla oblongata ... Recent research, reported in 2012 achieved growth of cochlear nerve cells resulting in hearing improvements in gerbils, using ...
*  Hallowell Davis
... investigating how neurological impulses are transmitted to the brain via the cochlear nerve. His studies led to the development ...
*  Artificial organ
... which in turn stimulates the cochlear nerve. In the case of an outer ear trauma, a craniofacial prosthesis may be necessary. ... Cochlear implants bypass most of the peripheral auditory system to provides a sense of sound via a microphone and some ... In cases when a person is profoundly deaf or severely hard of hearing in both ears, a cochlear implant may be surgically ... "Cochlear Implants". NIH Publication No. 11-4798. National Institute on Deafness and Other Communication Disorders. February ...
*  Neurectomy
... of this procedure is that the vestibular nerve is clearly visible and can be sectioned without harming the cochlear nerve ... A neurectomy is a type of nerve block involving the severing or removal of a nerve. This surgery is performed in rare cases of ... A vestibular neurectomy is an operation that severs the balance nerve, yet saving the hearing nerve from the ear to the brain. ... Nerve tissue that runs to the uterus is interrupted at the sacral promontory; a point at which spine and tailbones meet. This ...
*  Membranous labyrinth
The walls of the membranous labyrinth are lined with distributions of the cochlear nerve, one of the two branches of the ... The other branch is the vestibular nerve. Within the vestibule, the membranous labyrinth does not quite preserve the form of ...
*  Neurofibromatosis type II
In this way, pressure on the cochlear nerve is relieved, reducing the risk of further hearing loss from direct compression or ... However, the amount of destruction to the cochlear nerve caused by the typical NF2 schwannoma often precludes the use of such ... Other cranial nerves and meninges: About 50% of patients develop tumours in other cranial nerves or meningiomas. Spinal cord: ... benign brain tumors in the region of the cranial nerve VIII, which is the "auditory-vestibular nerve" that transmits sensory ...
*  Olivocochlear system
Efferent Fibers of the Cochlear Nerve and Cochlear Nucleus". In Rasmussen, G. L.; Windle, W. F. Neural Mechanisms of the ... Its nerve fibres, the olivocochlear bundle (OCB), form part of the vestibulocochlear nerve (VIIIth cranial nerve, also known as ... 1985). "Numerical estimations of structures in the cochlear nuclei and cochlear afferents and efferents". Acta Otolaryngol ... Winslow and Sachs (1987) found that stimulating the OCB: "...enables auditory nerve fibres to signal changes in tone level with ...
*  Cochlear nucleus
Auditory nerve fibers, fibers that travel through the auditory nerve (also known as the cochlear nerve or eighth cranial nerve ... to the nerve root in the ventral cochlear nucleus. At the nerve root the fibers branch to innervate the ventral cochlear ... The major input to the cochlear nucleus is from the auditory nerve, a part of cranial nerve VIII (the vestibulocochlear nerve ... The cochlear nuclear (CN) complex comprises two cranial nerve nuclei in the human brainstem, the ventral cochlear nucleus (VCN ...
*  Stimulus modality
When a louder sound is heard, more hair cells are stimulated and the intensity of firing of axons in the cochlear nerve is ... Warm and cold sensitive nerve fibers differ in structure and function. The cold-sensitive and warm-sensitive nerve fibers are ... The axons of these single tactile receptors will converge into a single nerve trunk, and the signal is then sent to the spinal ... Skin used by the single receptor ending of a temperature-sensitive nerve fiber is small. There are 20 cold points per square ...
*  Cranial nerve nucleus
Nuclei present in the Pons Cochlear nuclei (VIII) - sensory Dorsal cochlear nucleus Ventral cochlear nucleus Vestibular nuclei ... All the nuclei except that of the trochlear nerve (CN IV) supply nerves of the same side of the body. In general, motor nuclei ... in the brain stem that is associated with one or more cranial nerves. Axons carrying information to and from the cranial nerves ... This area is a bit below the autonomic motor nuclei, and includes the nucleus ambiguus, facial nerve nucleus, as well as the ...
*  Cartilage conduction
... which in turn activates the cochlear nerve. Air vibration created from cartilage conduction is combined with sound from air ... Such sonic wave energy passes through the eardrum and the middle ear before finally activating the auditory nerve. These ...