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Biomedical subjects

C Mateer

Publications and source records attributed to C Mateer.

8 recordsLinked to original sources

Interventions based on the multiple connections model of reading for developmental dyslexia and acquired deep dyslexia.

This paper deals with intervention strategies for developmental and acquired dyslexia. In Study 1 two alternative strategies for developmental surface dyslexia (dysfunctional connection between the whole word orthographic code and the phonetic or name code) were compared. In both the initial study and replication study, a modification of the selective reminding technique was superior to a traditional multisensory technique in beginning readers, presumably because it facilitated word finding or prelexical access to a phonetic code. In Study 2 an adolescent with acquired deep dyslexia (dysfunctional connection between letter and phonemic codes) who had had his angular gyrus (site of grapheme-phoneme correspondence) surgically removed, recovered reading function after a four-month phonemic analysis training program. Further research is needed to evaluate the efficacy of theory-based intervention strategies in children with developmental reading disorders unrelated to focal lesions and in adults with acquired reading disorders related to focal lesions.

Journal Article↗

Human language cortex: localization of memory, syntax, and sequential motor-phoneme identification systems.

Subdivisions of the human peri-Sylvian language cortex were derived from stimulation mapping during craniotomies under local anesthesia. Naming, reading, short-term verbal memory, single and sequential orofacial movements, and phoneme identification were tested. Sequential orofacial movements and phoneme identification were altered from the same brain sites and thus identified a common system for language production and understanding. This system surrounded a final motor pathway for speech and was surrounded by a separate short-term verbal-memory system. Between the sequential motor-phoneme identification and memory systems were sites where only naming or reading were altered, including sites related exclusively by syntax.

Adolescent↗

Background and initial case studies into the effects of prospective memory training.

Two preliminary case studies are presented introducing the technique of Prospective Memory Training (PMT) as a potential means to manage severe memory impairments. PMT involves repetitive administration of prospective memory tasks in which the patient is asked to initiate a specific action at a future designated time. Background information relevant to the concept of prospective memory is presented. Possible theoretical foundations for PMT are also discussed.

Adult↗

An investigation of the effects of prospective memory training.

A within-subject operant design was used to evaluate the efficacy of prospective memory training in a 51-year-old brain-injured male with a severe memory impairment. Training consisted of repetitive administration of prospective memory tasks whereby the subject was given actions to perform at specified future times. The length of time between task administration and task execution was systematically lengthened. Probes were taken evaluating generalization to performance on naturalistic, real-life prospective memory tasks and to performance on retrospective memory or recall measures. Results suggested a significant and steady increase in the subject's prospective memory ability over time; however, changes were not experimentally controlled, thus the data are descriptive in nature. Methodological limitations and issues pertinent to the future investigation of prospective memory are discussed at length, in the hope of encouraging further evaluation of this preliminary, promising technique.

Activities of Daily Living↗