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3 edition of The relation between whole-nerve and unit responses of the auditory nerve (alligator lizard) found in the catalog.

The relation between whole-nerve and unit responses of the auditory nerve (alligator lizard)

by Robert Graham Turner

  • 83 Want to read
  • 38 Currently reading

Published .
Written in English

    Subjects:
  • Acoustic nerve.,
  • Lizards -- Anatomy.

  • Edition Notes

    Statementby Robert Graham Turner.
    The Physical Object
    Paginationviii, 112 leaves :
    Number of Pages112
    ID Numbers
    Open LibraryOL24191036M
    OCLC/WorldCa2804197

    See: Johnson, D. H. “The relationship between spike rate and synchrony in responses of auditory-nerve fibers to single tones.” J. Acoust. Soc. Am. 68, no. 4 (): • For very low-frequency pure tones, period histograms can show severe deviations from a sinusoidal waveform, with sometimes two peaks per cycle (“peak splitting”). SYNOPSIS: Auditory Evoked Potentials: Basic Principles and Clinical Applications is a comprehensive text that covers a range of topics, beginning with a basic overview of evoked potentials, followed by the technical recording aspects that must be understood; concluding with clinical and research applications. A chapter of laboratory exercises.

    In the cases where no auditory nerve response is found, an auditory brainstem implant may be a better option for that patient. To more accurately assess the status of the auditory nerve, we developed a method using an intracochlear test electrode and electrical auditory brainstem response (eABR). Auditory nerve definition is - either of the eighth pair of cranial nerves connecting the inner ear with the brain and transmitting impulses concerned with hearing and balance.

    Auditory nerves and the brain Nerve impulses are transmitted from the ear to the brain via the auditory nerves, one of the several sensory nerves that exists in the group of nerves known as cranial nerves. The auditory nerves connect the nerve impulses of the ears to the upper "temporal lobe" of . The cochlear nerve (also auditory or acoustic neuron) is one of two parts of the vestibulocochlear nerve, a cranial nerve present in amniotes, the other part being the vestibular cochlear nerve carries auditory sensory information from the cochlea of the inner ear directly to the other portion of the vestibulocochlear nerve is the vestibular nerve, which carries spatial.


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The relation between whole-nerve and unit responses of the auditory nerve (alligator lizard) by Robert Graham Turner Download PDF EPUB FB2

ACKNOWLEDGEMENTS Theauthorwishestoexpresshisgratitudetohissupervisory committeechairman,forhisguidance,support, andpatience. This banner text can have markup.

web; books; video; audio; software; images; Toggle navigation. The Relation between whole-nerve and unit responses of the auditory nerve (alligator lizard) by Robert Graham Turner. Topics: Acoustic nerve (lcsh), Lizards -- Anatomy (lcsh), Speech thesis Ph.

D (lcsh), Dissertations, Academic -- Speech (lcsh) Year: Author: Robert Graham Turner. The relation between whole-nerve and unit responses of the auditory nerve (alligator lizard) /Author: Robert Graham Turner. Relation between discharges in auditory nerve fibers and the whole-nerve response shown by forward masking: an empirical model for the AP.

Dolan DF, Teas DC, Walton JP. Whole-nerve action potentials evoked by a standard click were recorded from a gross electrode on the RW and the discharges of auditory nerve fibers to the same standard click Cited by: Sohmer H, Gafni M, Chishin R () Auditory nerve brain stem potentials in man and cat under hypoxia and hypercapnia conditions.

Electroenceph Clin Neurophysiol (in press) Google Scholar Star A, Achor LJ () Auditory brain stem evoked response in neurological disease. Recordings were made from chinchilla auditory nerve fibers after portions of the cochlear outer hair cell (OHC) population were destroyed with the antibiotic kanamycin.

The response of auditory nerve fibers to noise was investigated in the squirrel monkey. The time structure of responses to white noise was analyzed by means of interspike interval histograms and. The peristimulatory adaptation of auditory nerve responses in Mongolian gerbil was studied.

Constant-intensity tone hursts were used as stimuli. The time decay of the firing rate following the response peak at stimulus onset was described by fitting two exponentially-decaying components and a constant term to the resulting peri-stimulus-time.

The amplitude of N 1 peak of whole‐nerve AP was measured in cats using a tone‐burst probe with tonal maskers in a forward‐masking paradigm. Experiments examined the effects of masker level, frequency, and duration (T m), as well as interstimulus interval (Δt).Results are consistent with the interpretation that amplitude of N 1 reflects activity of a limited group of fibers with CF near.

Since the last symposium on "Neuronal Mechanisms of Hearing" held in Prague in and published in the volume of the same name (J. Syka and L. Aitkin, Eds., Plenum Press, ), remarkable progress has been achieved in the understanding of the auditory system. A variety of new ideas and new methods have emerged.

This progress can be easily documented by comparing the. Received Aug Revised Decem Second revision Febru Accepted March 3, Introduction.

Auditory neuropathy (AN) is a recently described hearing disorder characterized by abnormal auditory nerve function [absent auditory brainstem responses (ABRs)] in the presence of normal cochlear receptor hair cell activity reflected by preserved otoacoustic.

We recorded ABRs and auditory nerve (AN) single-unit responses in seven chinchillas with noise induced hearing loss. ABRs were recorded for 1–8 kHz tone burst stimuli both before and several weeks after four hours of exposure to a dB SPL, 50 Hz band of noise with a center frequency of 2 kHz.

Temporal and Rate Representations of Time-Varying Signals in Auditory Cortex D. H.,The relationship between spike rate and synchrony in responses of auditory-nerve fibers to single tones. Acoust. L., and Wang, X., b, Temporal and rate representations of time-varying signals in the auditory cortex of awake primates.

Nat. These nerve endings also have wide distribution in the human skin. These nerve endings are structurally rigid and are not encapsulated, which causes them to have a sustained response to mechanical deflection of the tissue of less than 1 μm. Due to the sustained response to pressure these nerve endings are classified as slowly adapting.

For low frequency sounds, spikes occur only at a certain phase of the waveform. For high frequency sounds, spikes occur randomly within the cycle. - the nerve cannot keep up with stimulus. This study examines auditory brainstem responses (ABR) elicited by rising frequency chirps.

The time course of frequency change for the chirp theoretically produces simultaneous displacement maxima by compensating for travel-time differences along the cochlear partition. This broadband chirp was derived on the basis of a linear cochlea model [de Boer, “Auditory physics.

Frequency Characteristics of the Auditory Nerve High frequencies are located on along the outside of the nerve while low frequencies make up its core. There are about fibers per millimeter except in the Hz range where there are fibers per millimeter.

As we saw before, these are type one auditory nerve fibers going to inner hair cells. And it contacts usually one inner hair cell. Now, you can know exactly where that auditory nerve fiber started out by tracing it and by tracing the base of the cochlea through the spiral and all the way up to the apex.

So starting at the base to the apex--so. Auditory Neuropathy is a hearing disorder in which the outer hair cells of the cochlea are present and functional, but sound information is not transmitted sufficiently by the auditory nerve to the brain.

Hearing loss with AN can range from normal hearing sensitivity to profound hearing loss. A neuropathy usually refers to a disease of the peripheral nerve or nerves, but the auditory nerve itself is not always affected in auditory neuropathy. vasoconstrictor nerve one whose stimulation causes contraction of blood vessels.

vasodilator nerve one whose stimulation causes dilation of blood vessels. vasomotor nerve one concerned in controlling the caliber of vessels, whether as a vasoconstrictor or vasodilator.What is auditory neuropathy?

Auditory neuropathy is a hearing disorder in which the inner ear successfully detects sound, but has a problem with sending sound from the ear to the brain.

It can affect people of all ages, from infancy through adulthood. The number of people affected by auditory neuropathy is not known, but current information suggests that auditory neuropathies play a.auditory nerve responses Auditory nerve tuning curves are broadened when hair cells are damaged.

This can occur as a result of intense noise exposure or ototoxic drugs. The exact pattern of changes to the tuning curve depends on the pattern of hair cell or stereocilia damage.