Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Human middle-latency auditory evoked potentials: vertex and temporal components.

A T Cacace1, S Satya-Murti, J R Wolpaw

  • 1Department of Surgery, Albany Medical College, NY 12208.

Electroencephalography and Clinical Neurophysiology
|January 1, 1990
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

An exploration of BCI performance variations in people with amyotrophic lateral sclerosis using longitudinal EEG data.

Journal of neural engineering·2019
Same author

Controlling pre-movement sensorimotor rhythm can improve finger extension after stroke.

Journal of neural engineering·2018
Same author

EEG-Based Brain-Computer Interfaces.

Current opinion in biomedical engineering·2018
Same author

Trained modulation of sensorimotor rhythms can affect reaction time.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2011
Same author

Does the 'P300' speller depend on eye gaze?

Journal of neural engineering·2010
Same author

A novel P300-based brain-computer interface stimulus presentation paradigm: moving beyond rows and columns.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2010
Same journal

Coming to terms with brain waves.

Electroencephalography and clinical neurophysiology·2014
Same journal

Habituation of lower leg stretch responses in Parkinson's disease.

Electroencephalography and clinical neurophysiology·2000
Same journal

Asymmetry of cortical excitability revealed by transcranial stimulation in a patient with focal motor epilepsy and cortical myoclonus.

Electroencephalography and clinical neurophysiology·2000
Same journal

Evoked isometric muscle contractions in myopathies: analysis of pathophysiological properties by different stimulus patterns.

Electroencephalography and clinical neurophysiology·2000
Same journal

Task-related coherence and task-related spectral power changes during sequential finger movements.

Electroencephalography and clinical neurophysiology·2000
Same journal

Electrophysiological studies in mild idiopathic carpal tunnel syndrome.

Electroencephalography and clinical neurophysiology·2000
See all related articles

This study identified three key middle-latency auditory evoked potential (MLAEP) components in normal adults. These MLAEPs, including the novel TP41, offer insights into auditory processing and cortical function.

Area of Science:

  • Neuroscience
  • Auditory Neuroscience
  • Electroencephalography

Background:

  • Middle-latency auditory evoked potentials (MLAEPs) are crucial for understanding auditory pathway function.
  • Previous MLAEP research often focused on central scalp locations, potentially overlooking other cortical areas.

Purpose of the Study:

  • To define consistent MLAEP components across individuals and stimulation types.
  • To identify and characterize MLAEP peaks within the 20-70 msec latency range.
  • To investigate the neural origins and potential clinical applications of identified MLAEP components.

Main Methods:

  • Recorded MLAEPs from 30 normal adults using 32 scalp locations referenced to a non-cephalic electrode.
  • Administered both monaural and binaural click stimuli.

Related Experiment Videos

  • Analyzed data using topographic maps and MLAEPs at specific electrode sites.

    • Main Results:

    • Identified three major MLAEP components between 20-70 msec: Pa (29 msec, vertex), Pb (53 msec, vertex), and TP41 (41 msec, temporal).
    • Pa was present with both monaural and binaural stimulation.
    • Pb was consistently observed with binaural and right-ear stimulation.
    • TP41, a novel temporal peak, was identified and not consistently reported in prior studies.
    • Evidence suggests Pa, Pb, and TP41 are of neural origin, with TP41 likely originating from the posterior temporal auditory cortex.

    Conclusions:

    • The study successfully defined three significant MLAEP components, including the novel TP41.
    • Pa and Pb likely originate from central auditory processing areas, possibly including primary auditory cortex.
    • TP41 is proposed to originate from the posterior lateral auditory cortex.
    • These findings enhance the understanding of auditory evoked potentials and their utility in evaluating higher-level auditory and cortical functions.