Auditory evoked field at threshold. Hear Res. 2007 Jun;228(1-2):188-200. Epub 2007 Mar 14. Naka D, Kakigi R, Hoshiyama M, ... An auditory evoked field (AEF) is a form neural activity that is induced by an auditory stimulus and recorded via ... The main source of the auditory evoked field is the auditory cortex and the association cortices. The earliest cortical ... Magnetoencephalographic studies of auditory system function. J Clin Neurophysiol. 1994 May;11(3):343-64. Kuriki S, Nogai T, ...
Hirsh IJ, Bilger RC, Burns W (1955). "Auditory-Threshold Recovery after Exposures to Pure Tones". The Journal of the Acoustical ... Temporary threshold shifts can result in different types of fatigue. Recovery from temporary threshold shifts take a matter of ... Auditory fatigue Loudness war Brondel, L.; Cabanac, M. (2007). "Alliesthesia in visual and auditory sensations from ... Threshold shifts that result in long-term fatigue are dependent on level of sound and length of exposure. The temperature and ...
Determination of perception thresholds like hearing threshold, auditory masking thresholds etc. Which characteristics has the ... Aspects of auditory event investigations can be: is there an auditory event? Is a certain sound noticeable? => ... When can differences in auditory events be noticed? How big are the discrimination possibilities of the auditory system? => ... in order to distinguish clearly between the physical sound field and the auditory perception of the sound. Auditory events are ...
... auditory threshold estimation, intraoperative monitoring, determining hearing loss type and degree, and auditory nerve and ... Picton TW, Dimitrijevic A, Perez-Abalo MC, Van Roon P (March 2005). "Estimating audiometric thresholds using auditory steady- ... Bone conduction ABR thresholds can be used if other limitations are present, but thresholds are not as accurate as ABR ... The auditory structures that generate the auditory brainstem response are believed to be as follows: Wave I through III - ...
Rechtschaffen A; Hauri P; Zeitlin M (June 1966). "Auditory awakening thresholds in REM and NREM sleep stages". Perceptual and ... However, the arousal thresholds have been shown to be higher during SWS causing infants to be less easily awakened. In human ... In both human infants and rats, arousal thresholds have been shown to be at higher levels in the electroencephalography (EEG) ... In 1992 a SIDS risk reduction strategy based upon lowering arousal thresholds during SWS was implemented by the American ...
"Residual inhibition functions overlap tinnitus spectra and the region of auditory threshold shift". Journal of the Association ... Medicine portal Auditory hallucination - Form of hallucination that involves perceiving sounds without auditory stimulus Health ... Short-term auditory illusion Levine, Robert A.; Oron, Yahav (2015). "Tinnitus". The Human Auditory System - Fundamental ... When it is caused by disorders of the inner ear or auditory nerve, it can be called "otic" (from the Greek word for ear). These ...
An experimenter would generally use an audiometer to find the auditory threshold of a subject. The data received from an ... In experiments, human participants often respond to visual, auditory or other stimuli, following instructions given by an ... Much of Fechner's research focused on the measurement of psychophysical thresholds and just-noticeable differences. He invented ...
... such low spark energy is often below the threshold of human visual and auditory perception. Typical ignition energies are: ...
1995) evaluated whether dolphins have the ability of metacognitive monitoring in an auditory threshold paradigm. A bottlenosed ...
Frequencies above approximately 15 kilohertz cannot be perceived by many people anymore (see auditory threshold); therefore, ... and Adam von Fulda on the threshold of the early modern period in the 15th century. As an opponent of the Pythagorean ...
"A comparison of pure tone auditory thresholds in human infants and adults". Infant Behavior and Development. 6 (1): 3-17. doi: ... Otoacoustic emissions testing and/or Auditory Brainstem Response testing can provide further insight into the child's auditory ... As the auditory stimulus is presented, the child will naturally search for the sound source, resulting in a head turn and ... Using VRA, an audiologist can obtain minimal hearing thresholds ranging in frequencies from 250 Hz - 8000 Hz using speakers, ...
Therefore, affected individuals can have auditory processing deficits while having normal hearing thresholds. The combination ... Extensive damage can also be inflicted upon the auditory system. The tympanic membrane (also known as the eardrum) may be ... Gallun, F (2012). "Implications of blast exposure for central auditory function: a review". Journal of Rehabilitation Research ... intensity of the pressure changes from the blast can cause injury to the blood vessels and neural pathways within the auditory ...
This results in a temporary shift of the auditory threshold known as a temporary threshold shift (TTS). The damage can become ... Temporary threshold shifts related to auditory fatigue are related to the amplitude of a stimulus-driven traveling wave. This ... "Follow-up of latency and threshold shifts of auditory brainstem responses after single and interrupted acoustic trauma in ... Auditory fatigue can be explained by the relative activity of the active process at low-level stimulation (. Hamernik, Roger P ...
"Hair cell regeneration and recovery of auditory thresholds following aminoglycoside ototoxicity in Bengalese finches". Hearing ... She noted that different tones were processed over time in the auditory midbrain and found that this brain region is well- ... She looked at how single neurons and populations of neurons in the auditory midbrain encode song versus generic noise. She ... She also noted that these finches can regenerate auditory hair cells, which can restore hearing within eight weeks following ...
Patients with StPD may have a lower odor detection threshold, and can have impaired auditory or olfactory processing. It is ... August 2008). "Auditory processing abnormalities in schizotypal personality disorder: an fMRI experiment using tones of deviant ... April 2012). "Auditory steady state response in the schizophrenia, first-degree relatives, and schizotypal personality disorder ... Mannan MR, Hiramatsu KI, Hokama H, Ohta H (October 2001). "Abnormalities of auditory event-related potentials in students with ...
The auditory sensitivity curve of this particular elephant began at 16 Hz with a threshold of 65 dB. A shallow slope decreased ... To determine auditory sensitivity thresholds, a certain frequency of sound is presented at various intensities to see at which ... The auditory sensitivity thresholds have been measured behaviorally for one individual young female Indian elephant. The ... Delius, J. D.; R. M. Tarpy (1974). "Stimulus control of heart rate by auditory frequency and auditory pattern in pigeons". ...
"Repeated antenatal corticosteroid treatments adversely affect neural transmission time and auditory thresholds in laboratory ...
"Colony differences in auditory thresholds in the canary (Serinus canarius)", J. Acoust. Soc. Am., 78 (4): 1170-1176, doi: ... Possibly explaining their strong left lateralization, canaries of the waterschlager strain contain an inherited auditory defect ...
Gpx1 −/− mice showed up to 16 dB higher auditory brainstem response (ABR) thresholds than control mice. After 110 dB noise ...
Also, phase-locked neural activity reflected in the FFR has been successfully used to predict auditory thresholds. Currently, ... Moore EJ (1983). Bases of auditory brain-stem evoked responses. Grune & Stratton, Inc. Skoe, E; Kraus, N (June 2010). "Auditory ... Chertoff, ME; Hecox, KE (March 1990). "Auditory nonlinearities measured with auditory-evoked potentials". The Journal of the ... is an evoked potential generated by periodic or nearly-periodic auditory stimuli. Part of the auditory brainstem response (ABR ...
REAT technology measures the difference in auditory (hearing) thresholds without hearing protection (unoccluded) and with ... Most REAT systems use a subjective measure to determine auditory thresholds much like a hearing test where the subject ... with real-ear attenuation at threshold (REAT) as the established standard under ANSI/ASA S12.6. It is important to note that ...
The auditory intensity detection thresholds of a number of human subjects were tested in the presence of noise. The subjects ... If this image is passed through a nonlinear threshold filter in which each pixel detects light intensity as above or below a ... A similar output could be achieved by examining multiple threshold levels, so in a sense the addition of noise creates a new ... The intensity of the pressure signal was tested without noise and then set at a near sub-threshold intensity that would evoke ...
... in the time domain is known as temporal masking or non-simultaneous masking. The unmasked threshold is the ... In fact, auditory bandwidths measured from forward masking thresholds are narrower and more accurate than those measured using ... This can be explained by the auditory system having an auditory filter which is centered over the frequency of the tone. The ... the frequency selectivity of the auditory system can be tested. How effective the masker is at raising the threshold of the ...
Compound threshold shifts is a value that integrates both temporary and permanent shifts in auditory threshold, the latter ... The Auditory Hazard Assessment Algorithm for Humans (AHAAH), a one-dimensional electro-acoustic analog of the auditory system, ... to receive their hazard vulnerability in auditory risk units (ARU). This value can be converted to compound threshold shifts ... Combatants in every branch of the United States' military are at risk for auditory impairments from steady state or impulse ...
Subliminal advertising - visual or auditory information discerned below the threshold of conscious awareness, which is claimed ... Tomatis Method A type of auditory integration training devised by Alfred A. Tomatis and promoted, without supporting evidence, ...
Hearing range Auditory masking Auditory filters Absolute threshold of hearing Equal-loudness contours Pure tone Audiology Pure- ... Thus, thresholds obtained when masking has been applied, provide an accurate representation of the true hearing threshold level ... Prevalence of Self-perceived Auditory Problems and their Relation to Audiometric Thresholds in a Middle-aged to Elderly ... The threshold of the test ear is measured at the same time as presenting the masking noise to the non-test ear. ...
6. Micro Sound particles on a time scale that extends down to the threshold of auditory perception (measured in thousandths of ...
... the perceived loudness increases over-proportionally with sound volume once the auditory threshold has been overcome. This can ... In contrast, the dynamic range of patients with SNHL is often narrowed by both an increase in the threshold of audibility and a ...
This demonstrates that auditory nerve fibers respond best, and hence have better thresholds at the fiber's characteristic ... These demonstrate the frequencies a fiber responds to, by showing threshold levels (dB SPL) of auditory nerve fibers as a ... or the auditory tracts of the brainstem. If higher levels of the auditory tract are affected this is known as central deafness ... The threshold sound pressure level is the level above which sound will be integrated into the average. The sample time (fast, ...
The absolute threshold of hearing (ATH), also known as the absolute hearing threshold or auditory threshold, is the minimum ... Auditory sensitivity changes when the duration of a sound becomes less than 1 second. The threshold intensity decreases by ... The absolute threshold relates to the sound that can just be heard by the organism. The absolute threshold is not a discrete ... Measurement of the absolute hearing threshold provides some basic information about our auditory system. The tools used to ...
A single auditory event is perceived. A reflection arriving later than 1 ms after the direct sound increases the perceived ... For signals with a nearly constant amplitude, the echo threshold can be enhanced up to time differences of 1 to 2 seconds. A ... When a sound is followed by another sound separated by a sufficiently short time delay (below the listener's echo threshold), ... listeners perceive a single auditory event; its perceived spatial location is dominated by the location of the first-arriving ...