Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Compensatory articulation in Broca's aphasia.

H Sussman, T Marquardt, J Hutchinson

Brain and Language

|January 1, 1986

Summary

Patients with Broca's aphasia showed impaired compensatory articulation, particularly in vowel production. Oral apraxia and Broca's aphasia scores were linked to this difficulty, suggesting Area 44's role.

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

Physicochemical and functional assessment of messenger RNA 5'Cap-end impurities under forced degradation conditions.

Molecular therapy. Nucleic acids·2025

Same author

Neutron spectroscopy of plutonium using a handheld detection system.

Scientific reports·2024

Same author

Clinical characteristics of women with HIV in the RESPOND cohort: A descriptive analysis and comparison to men.

HIV medicine·2024

Same author

Detecting and characterizing special nuclear material for nuclear nonproliferation applications.

Scientific reports·2023

Same author

Test Performance and Potential Clinical Utility of the GenMark Dx ePlex Blood Culture Identification Gram-Negative Panel.

Microbiology spectrum·2023

Same author

Analytical performance and potential clinical utility of the GenMark Dx ePlex® blood culture identification gram-positive panel.

Diagnostic microbiology and infectious disease·2022

Area of Science:

Neuroscience
Speech-Language Pathology
Linguistics

Background:

Broca's aphasia, a language disorder resulting from brain damage, often affects speech production.
Compensatory articulation refers to the ability to adjust speech production online to overcome motor deficits.
Understanding compensatory mechanisms is crucial for assessing and treating aphasia.

Purpose of the Study:

To investigate the on-line compensatory articulation abilities in individuals with Broca's aphasia using a vowel bite block task.
To correlate clinical, experimental, and neurological measures to understand factors influencing compensatory articulation.
To explore the relationship between brain lesion location and compensatory articulation skills.

Main Methods:

Thirteen Broca's aphasia patients performed a vowel bite block task.
Acoustic analysis of formant frequencies (F1, F2) was conducted using pitch-synchronous spectral analysis.
Multiple correlation and regression analyses were used to examine relationships between various measures (BDAE, apraxia, bite block performance, lesion volume).

Main Results:

Bite block /i/ vowel productions showed higher F1 and lower F2 frequencies, indicating undershooting of tongue elevation and fronting.
No consistent compensatory pattern was observed for /a/ vowel tokens.
Compensatory articulation was significantly correlated with oral apraxia (r = -.70) and BDAE total score (r = -.51).
Oral apraxia emerged as the strongest predictor of bite block performance.

Conclusions:

Individuals with Broca's aphasia exhibit altered compensatory articulation, particularly in vowel production.
Compensatory articulation ability is significantly associated with the severity of oral apraxia and overall aphasia.
Preliminary findings suggest that an intact Area 44 may be necessary for effective compensatory articulation in Broca's aphasia.

Related Experiment Videos