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

Error types in ideomotor apraxia: a qualitative analysis

S McDonald1, R L Tate, J Rigby

  • 1Department of Psychology, University of New South Wales, Kensington, Australia.

Brain and Cognition
|July 1, 1994
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

Acute Psychiatric Care Provision for Children and Adolescents in Ireland.

Irish medical journal·2026
Same author

A multi-centre performance evaluation of a commercially developed liquid biopsy for the earlier detection of brain tumours.

ESMO open·2025
Same author

Exploring the Impact of Bullying and Friendship on Mental Health Outcomes Among Transgender, Gender Diverse (TGD), and Cisgender Lesbian, Gay, Bisexual (LGB+) Youth.

Journal of homosexuality·2025
Same author

SIFT IT: A feasibility and preliminary efficacy randomized controlled trial of a social cognition group treatment programme for people with acquired brain injury.

Neuropsychological rehabilitation·2024
Same author

Personality Assessment Inventory suicidality scales: Suicidal Ideation (SUI), Suicide Potential Index (SPI), and S_Chron in an Afghanistan/Iraq-era active and Veteran military sample.

Suicide & life-threatening behavior·2023
Same author

Real-time suicide surveillance supporting policy and practice.

Global mental health (Cambridge, England)·2023

Brain-damaged patients with Ideomotor Apraxia (IMA) made more gesture errors, but similar types to controls. Body part as object (BPO) gestures may be conventional, not pathological.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Linguistics

Background:

  • Apraxia affects skilled, purposeful movements.
  • Ideomotor apraxia (IMA) specifically impairs the ability to perform learned, familiar gestures.
  • Understanding gesture production mechanisms is crucial for diagnosing and treating neurological conditions.

Purpose of the Study:

  • To investigate gesture production errors in brain-damaged patients with Ideomotor Apraxia (IMA).
  • To compare error types across different gestural tasks and with control subjects.
  • To explore the significance of 'body part as object' (BPO) errors in gesture symbolism.

Main Methods:

  • Seventeen brain-damaged subjects (IMA) and 24 controls performed familiar gestures under verbal command, imitation, and object-based conditions.

Related Experiment Videos

  • Gestural production was videoed and analyzed for error types.
  • A gesture recognition task assessed discrimination of accurate vs. inaccurate movements.

    • Main Results:

    • IMA patients made more errors than controls, but IMA and control groups exhibited similar error types (movement-related, BPO).
    • A subgroup of IMA patients made primarily substituted and perseverative errors.
    • BPO errors were common in controls and recognized as correct, suggesting conventional symbolism.

    Conclusions:

    • Gesture error patterns in IMA may not solely indicate pathology, with BPO potentially representing conventional symbolism.
    • Distinct error profiles in IMA subgroups warrant further investigation into underlying mechanisms.
    • Findings contribute to understanding apraxia and gesture representation in the brain.