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

Task-specific sensorimotor interactions in speech production.

Susan Shaiman1, Vincent L Gracco

  • 1Department of Communication Science and Disorders, University of Pittsburgh, 4033 Forbes Tower, Pittsburgh, PA 15260, USA. shaiman@csd.pitt.edu

Experimental Brain Research
|October 2, 2002
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

The neural characteristics influencing literacy outcome in children with cochlear implants.

Brain communications·2025
Same author

Cross-modal plasticity in children with cochlear implant: converging evidence from EEG and functional near-infrared spectroscopy.

Brain communications·2024
Same author

Audiovisual integration in children with cochlear implants revealed through EEG and fNIRS.

Brain research bulletin·2023
Same author

Motor Processing in Children With Cochlear Implants as Assessed by Functional Near-Infrared Spectroscopy.

Perceptual and motor skills·2023
Same author

Dynamic networks differentiate the language ability of children with cochlear implants.

Frontiers in neuroscience·2023
Same author

Auditory evoked response to an oddball paradigm in children wearing cochlear implants.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2023
Same journal

Molecular links between reelin downregulation, topoisomerase IIβ alterations, and proteins involved in Alzheimer pathology in human SH-SY5Y neuroblastoma cell line.

Experimental brain research·2026
Same journal

Motor cortex excitability during spine shape-judgment in adolescent idiopathic scoliosis: a TMS motor evoked potential study.

Experimental brain research·2026
Same journal

Trajectory dynamics and endpoint accuracy in targeted ballistic contractions.

Experimental brain research·2026
Same journal

Exploring Sevoflurane promotes hippocampal neuron mitophagy in elderly postoperative cognitive dysfunction by HSP90AA1 based on network pharmacology.

Experimental brain research·2026
Same journal

Loading modulates monosynaptic transmission from spindle primary afferents to motoneurons in humans.

Experimental brain research·2026
Same journal

Energy-dependent cortical injury thresholds in high-frequency transcortical electrical stimulation: a biophysical study in a rat model.

Experimental brain research·2026
See all related articles

Speech motor control is task-specific. Mechanical perturbation of the upper lip during speech revealed differential responses, indicating distinct sensorimotor organization for different speech sounds.

Area of Science:

  • Speech motor control
  • Sensorimotor integration
  • Biomechanics of speech

Background:

  • Speech production involves complex articulator movements.
  • Previous studies suggest task-specific organization of speech motor control.
  • The precise mechanism of this organization, particularly sensory gating, remains unclear.

Purpose of the Study:

  • To investigate the sensorimotor organization of speech production.
  • To determine if sensory feedback is gated based on speech task requirements.
  • To differentiate between muscle inactivity and active sensory gating.

Main Methods:

  • Applied unanticipated mechanical loads to the upper lip during production of 'p' in 'apa' and 'f' in 'afa'.
  • Monitored upper and lower lip responses to perturbations.

Related Experiment Videos

  • Compared responses across tasks where articulators have different roles.

    • Main Results:

    • Upper lip perturbation elicited responses in both upper and lower lips during 'apa' (bilabial sound).
    • No upper or lower lip responses were observed during 'afa' (labiodental sound) following upper lip perturbation.
    • The lower lip, active in both tasks, showed differential responses, indicating task-specific sensorimotor control.

    Conclusions:

    • Speech motor control exhibits task-specific sensorimotor organization.
    • Sensory feedback gating is modulated by the specific speech task and articulator involvement.
    • This suggests a sophisticated neural mechanism for adapting sensorimotor interactions during speech.