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951.
Summary A.R. Luria is one of the most outstanding Soviet psychologists. He played a great role in the development of Soviet psychology and in the formulation of psychological problems on the basis of dialectical materialism. Together with L.S. Vygotskij and A.N. Leont'ev, he put forward a theory of the socio-historical genesis of higher, specifically human, mental functions. Luria carried out numerous investigations into the ontogenetic and historical development of these functions, as well as their disturbance with local brain lesions. As the founder, in the Soviet Union, of the new discipline of neuropsychology, he made a very significant contribution to the study of the cerebral mechanisms of mental activity.Originally published in Voprosy Psichologii 28 (4), 106–115 (1978), and translated by E. Scheerer. The translator gratefully acknowledges the help of Eunice and Josef Broek and Sonia Argyle  相似文献   
952.
Summary A modified Brown-Peterson paradigm was employed to determine the extent to which proactive interference effects of a sensory nature would influence the occurrence of sensory encoding specificity effects in episodic memory. Subjects presented with an auditory or a visual study list of five to-be-remembered (TBR) words engaged in either an auditory or a visual arithmetic distractor task for 30 s, and then received the first word in the study list as an auditory or visual intralist retrieval cue or received no cue. Presentation of the intralist retrieval cue in the modality of the study list enhanced the effectiveness of the retrieval cue, whereas presentation of the retrieval cue in the modality of the distractor task decreased the effectiveness of the retrieval cue. Sensory encoding specificity effects were largest when the distractor task occurred in the modality opposite to the modality in which both the study list and the retrieval cue were presented.  相似文献   
953.
Retired and emeritus members of APGA answered a survey on their lives in retirement, their recommendations to APGA concerning activities for retired members, their suggestions for training programs in geriatric counseling, and their advice to younger counselors on planning for retirement. The results indicate most retired counselors are financially comfortable and continue to lead happy and productive lives in retirement. In their recommendations the counselors emphasized the need to remain active and stressed the importance of planning well in advance of actual retirement. They had many specific suggestions for APGA programming.  相似文献   
954.
Counselor burnout has become a concern for the counseling profession. This article focuses on avoiding counselor burnout through role renewal and makes generic role renewal recommendations for the counselor facing the possibility of burnout.  相似文献   
955.
The problem of word ambiguity has generally been overlooked in compiling lists of words measured on various attributes. In this study, rating measures were obtained on the meanings of 387 words, the ambiguity of which had been established empirically. Imagery, age-of-acquisition, concreteness, and familiarity ratings are reported for each meaning, together with an index of meaning dominance. The results suggest that the most dominant meanings tend to be the most imageable, concrete, familiar, and earliest acquired. Generally satisfactory correlations with other norms were obtained.  相似文献   
956.
A simple dc shock-generating device is described. The principle of operation relies upon the mutual inductance effect between the primary and secondary coils of a transformer.  相似文献   
957.
Concurrent mental activity seems to be a significant, nonvisual factor affecting the human accommodation response. Two experiments were conducted to determine the direction and magnitude of this accommodation response. Experiment 1 employed a concurrent, written backwards counting task. Experiment 2 employed a concurrent, mental imagery task of “thinking near” and “thinking far.” In both experiments, the concurrent secondary task effected a cumulative accommodative shift toward the visual far point of from .25 to .75 diopter away from a near (3.0 diopter) target. This accommodative shift was observed only in the presence of a stimulus field and not in open-loop (analogous to empty-field) conditions. In addition, a long-term instability in the open-loop method of obtaining the dark focus was observed. Similarities between this accommodative shift and the pupillary response are noted. The accommodation response is discussed in relationship to both an attention-sharing and an involuntary autonomic response model.  相似文献   
958.
Developments in television technology have made possible new approaches to the study of the role of visual feedback in motor control. In two experiments using a special videodisc recording and playback system, the effects of delaying for 66 msec a subject's view of his own hand during a target-directed movement was investigated. The observed effects of such visually delayed feedback compared to spatially distorted feedback produced by prisms led to three major conclusions: (a) despite the behavioral similarity (overshooting) induced by the two kinds of altered feedback, the role of each in the visual-motor control loop is different; (b) adaptation to and the after effect of the two kinds of altered feedback are based on different control mechanisms (c) the processing and use of visual information in hand control requires less time than previous experiments have indicated.  相似文献   
959.
The long-term effects of infantile malnutrition on information processing were studied in squirrel monkeys. From 2 through 8 weeks of age, four low-calorie infants were fed reduced amounts of a high protein diet, limiting their mean body weight gain to 23% of that of four well-fed controls, with all of this gain occurring during the first 2 weeks on the low-calorie diet. Thereafter, both groups received the standard diet ad libitum. At 68 weeks of age, incidental learning was tested by introducing shape cues that were redundant to the solution of a previously learned, two-choice, color discrimination. Removal of the color cues showed that the low-calorie monkeys had learned significantly less about the shape cues than had the controls. The basis for this incidental learning failure was then examined with an embedded-figures dicrimination, to measure attentional ability, and a novel stimulus substitution task, to measure curiosity. The groups did not differ in detecting embedded figures, but the low-calorie monkeys were significantly less likely than controls to select or handle novel stimuli that had been substituted for previously learned discriminative cues. It was concluded that undernutrition in infancy may induce a long-term strategy of only learning information which leads to an immediate reward, while suppressing the acquisition of information due to intrinsic curiosity.  相似文献   
960.
The experimental analysis of behavior has grown enormously in Latin America within the last decade. This paper offers an updating revision of suggested Spanish translations of operant expressions.  相似文献   
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