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Biomedical subjects

D Jennings

Publications and source records attributed to D Jennings.

43 records · Page 3Linked to original sources

Educational correlates of early and late sexual maturation in adolescence.

From the National Health Examination Survey data, 4,735 Caucasian males and females, 12 to 17 years, were classified by age and stage of sexual maturation (Tanner). Early and late maturers were each compared to all other youth of comparable age and sex, in eight education-related categories: youth and parental aspirations and expectations concerning the level of education which would be achieved by the student, teacher reports of intellectual ability and academic achievement, and test scores (WISC and WRAT). Except at age 12, late maturing boys received significantly lower ratings than mid maturers in all these areas, and early maturing males received higher ratings. For females, no differences persisted across age groups. In advising male adolescents, physicians should be alert to the possibility that school functioning may be linked to maturational processes.

Achievement↗

Sexual development, age, and dating: a comparison of biological and social influences upon one set of behaviors.

Data from the U.S. National Health Examination Survey of 12-17-year-old youths were used to determine whether the development of the social behavior of dating is more closely linked to the level of sexual maturation or to the progression through age grades without reference to sexual maturation. Regression analyses and partial correlations show that individuals levels of sexual maturation add very little to the explained variance in dating after age had been taken into account. It appears that social pressures, based on behavior considered typical and appropriate at various ages, determines the onset of dating in adolescents. Individual rates of sexual maturation that deviate from the norm for that age have little impact on dating. These findings show how social standards can reduce dramatically the impact of individual biological processes on institutionalized forms of behavior.

Adolescent↗

The treatment of female borderlines.

Failure to complete needed operations in the separation-individuation process during early childhood development is increasingly suspected of being a major source of borderline pathology. Building on Mahler's descriptions of this process as an interpersonal operation between child and mother, we have directly intervened in the patient-mother relationship in a small group of adult female borderlines. All patients displayed rapid and apparently complete clearing of borderline symptoms following limited conjoint therapy. Although neuroses remained, the criteria for a borderline diagnosis were no longer met. Treatment results with six women who had pretreatment and posttreatment psychological testing are reported. Testing confirmed clinical impressions of significant shifts in psychological defenses as well as perceptions of self and others. Fundamentals of this approach are discussed briefly, and observations regarding possible borderline pathology, mother-daughter interactions, family dynamics, and therapeutic philosophy are made. This approach appears not only to be effective but offers promise of simplifying both the role of the therapist and the therapy itself.

Adult↗

Morphological alterations in the lymphoreticular system in acquired immunodeficiency syndrome.

Acquired immunodeficiency syndrome (AIDS) manifests a profound deficiency in cellular and humoral immunity causing opportunistic infections with high mortality. Intensive searching for accurate diagnosis, effective treatment, and reliable preventions are in progress. Diagnostic findings include lymphocytopenia, decreased T-helper/T-suppressor ratio and antibodies against human T-lymphotropic retrovirus-III. Specific morphological markers for the diagnosis of AIDS are not yet available at this time. Consistent findings in the lymphoreticular system include a reactive hyperplasia in the onset to lymphocyte depletion in it's advance stage. The frequently mentioned ultrastructural changes in lymphoreticular cells are tubulo-reticular structures, test tube and ring-shaped forms, multivesicular and virus-like particles. These are, however, nonspecific for the diagnosis of AIDS.

Acquired Immunodeficiency Syndrome↗