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At least 19 recordsLinked to original sources

On the role of reduced auditory feedback and kinesic self-stimulation during Stroop Color-Word Performance.

Feedback from one's own voice provides important vocal-motor cues for effective cognitive processing. Reduction of such feedback is known to disturb such functioning. Work in our laboratory has shown that kinesic self-stimulation also plays an important role in cognition, and appears to regulate the focusing of attention under conditions of distraction. The present study investigated the effects of both auditory feedback and kinesic self-stimulation in the regulation of cognitive interference during performance of the Stroop Color-Word Task. Twelve subjects were tested on the Stroop task under conditions of normal and occluded hearing. Kinesic self-stimulation and response errors during color-word performance were recorded on video tape. The findings indicated that not only did self-stimulation increase when voice feedback was reduced, but that this increase was associated with a reduction in specific types of color-word performance errors. Individual differences revealed that high kinesic responders made significantly fewer errors in task performance than did low kinesic responders. Results were interpreted as revealing a kinesic feedback mechanism which has adaptive significance in regard to self-editing when auditory feedback is reduced.

Adolescent

Schedule-induced kinesic and taxic behavioral stereotypy in the pigeon.

Two experiments explored the functional character of 2 schedule-induced interim behaviors (pacing and retreat) and 1 terminal behavior (keypecking) that developed on fixed-time (FT) schedules of food delivery with a keylight that increased in brightness throughout the interstimulus interval. In Experiment 1, this ramp procedure was compared with a less discriminable ramp, and FT and Random Time (RT) procedures without a signal. Decreased discriminability expanded keypecking in the trial. The FT schedule eliminated only keypecking and the RT procedure eliminated keypecking and retreat while pacing remained. In Experiment 2, predictive and unpredictive ramps were added to the RT procedure. The data suggest that schedule-induced stereotypy can be divided into kinesic stereotypy (pacing), which arises from repeated reinforcer presentations, and taxic stereotypy, which is tied to an increase (keypecking) or decrease (retreat) in the momentary probability of reinforcement.

Animals

[Kinesic paroxysmal familial choreoathetosis: presentation of a case].

Report of a case of kinesic paroxysmal choreoathetosis in a family (as far as we know the first case of a family on record in Spanish) which responded very well to treatment with low doses of carbamazepine. The characteristics of this infrequent clinical entity are also discussed.

Athetosis

Video-analytic study of manual kinesics and its lateralization in the course of treatment of depressive syndromes.

Video-taped interviews of 47, predominantly endogenous depressive in-patients, recorded on days 0 and 21 of pharmacotherapy were analysed with respect to frequency, duration and side-preference of defined hand movements. The data were related to clinical improvement or deterioration as assessed by judgement of the syndromal aspects: retardation and agitation. 1. Above all, improvement is marked by a decrease of Continuous body-focused movements (C) and an increase of Object-focused movements (O) of the speech primacy type (OS)-deterioration by an increase of C and decrease of OS. 2. The degree of retardation corresponds to O, the degree of agitation, above all to C. 3. O show no side-preference with a higher degree of retardation or agitation respectively, but a marked right perference with a lower degree of retardation or agitation, Discrete body touching (D) shows a left preference only, with a higher degree of retardation. A comparison of sidedness of O between interviews 1 and 2 shows no lateralization trend, either in the improvement or the deterioration group. In contrast, D changed from left weightiness to symmetry, coinciding with improvement but not with deterioration, With reference to the latter findings we discuss the possibility of a particular mode of cerebral lateralization predisposing to endogenous depression.

Amitriptyline

The play of transference: some reflections on enactment in the psychoanalytic situation.

The incessant play of nonverbal activity between patient and analyst actualizes and amplifies the primary verbal data of the psychoanalytic dialogue. Both parties must inevitably register this kinesic level of communication, and react with capacities acquired in and elaborated from earliest childhood. The analyst's apperceptive (unfocused) looking, as part of his freely hovering attentiveness, utilizes these capabilities gradually to perceive and organize patterns combining the verbal and nonverbal data. It is through the recognizing and eventual understanding of these gestalts that the analyst builds up his knowledge of his patients. In these patterns can be identified: (a) conspicuous behaviors, idiosyncratic for the individual, which often yield to psychoanalytic inquiry to reveal their dynamic-historical antecedents; and (b) inconspicuous background kinesics, habitual to the individual, which ordinarily are opaque to analytic exploration, yet hold rich meaning. Observing these small behaviors in relation to verbal content provides evidence of their linkage to, and enactment of, pregenital- and genital-level conflicts over diadic and triadic object relations, even in highly structured personalities. These enactments combine elements of play, miming, and drama to constitute an experiential dimension that actualizes and externalizes the patients' inner life of conflict and relation to objects.

Adult

[Biomechanics study during march with different military equipment of equal carrying load].

The purpose of the study is to select the best military equipment of equal carrying load by the index of biomechanics. Six healthy young men whose age varied between 19 and 25 years were volunteered, in the experiment. They were required to march 1.5 h, carried with different military equipment of equal weight, 25 kg, at a speed of 5 km/h. The centre of gravity of the body and its kinesic parameters were measured before and after the march. The frequency and length of pace were measured during the march. The results of the study indicated that the displacement of the body's centre of gravity carrying equipment I was the most evident, whereas the least displacement of centre of gravity of the body was that carrying equipment II. The frequency of pace during the march was reduced in all three carrying different kinds of equipment, the most evident being that carrying equipment I; the length of pace became bigger with those carrying equipment II and III; the speed of pace was decelerated using equipment I, but it was quickened with equipment II. The change of kinesic parameters have no significant difference among the three. In summary; equipment II conforms best to biomechanical principles, whereas equipment I is the worst.

Adult

Multiple response to sound in dysfunctional children.

Methods and findings derived from over a decade of linguistic-kinesic microanalysis of sound films of human behavior were appled to the analysis of sound films of 25 dysfunctional children. Of the children, 17 were markedly dysfunctional (autistic-like) while 8 had milder reading problems. All of these children appeared to respond to sound more than once: when it actually occurred and again after a delay ranging from a fraction of a second up to a full second, depending on the child. Most of the children did not seem to actually hear the sound more than once; however, there is some indication that a few children may have done so. Evidence was also found suggesting a continuum from the longer delay of autistic-like children to the briefer delay of children with reading problems.

Auditory Perception