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Biomedical subjects

M A Finlayson

Publications and source records attributed to M A Finlayson.

21 records · Page 2Linked to original sources

Handedness in relation to measures of motor and tactile-perceptual functions in normal children.

10 boys and 10 girls were tested at each of six age levels (6, 7, 8, 12, 13, and 14 yr). All of the children were right-handed, and at each age level the groups did not differ in age, WISC Full Scale IQ, or educational attainment. The groups were compared on motor tasks (strength and speed) and tactile-perceptual tasks (finger localization and symbol recognition). The performances of the right and left hands were compared. The results indicated clear right-hand motor superiority, but no "sidedness" effect for the tactile-perceptual measures. The implication of these results for brain-behaviour relationships was discussed.

Adolescent↗

The interplay between emotional and cognitive recovery after closed head injury.

This study examined 59 patients who had suffered closed head injuries with respect to their MMPI scores and Category Test scores as assessed shortly post-injury and on subsequent assessment. The number of MMPI scales elevated above t = 70 on the first assessment was negatively correlated with the magnitude of improvement made on the Category Test. Multiple regression analyses showed that the extent of cognitive deficit, as indicated by the Category Test, could be predicted from the degree of psychopathology, with MMPI scales 2 (depression), 7 (psychasthenia) and 8 (schizophrenia) being highly predictive of Category Test performance. These results suggest that patients with better psychological functioning perform at a higher level and make a greater post-traumatic recovery on neurocognitive tests. Although we cannot determine if the emotional impairment is due to neuropathology or is reactive in nature, there are clear implications for rehabilitation.

Adult↗