Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 80 for “"Sex difference"”.
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Sex difference in the endocrine response of adult domestic chickens to gonadotrophin-releasing hormone-I
… and establish an oestrogendependency of these sex differences in vivo and in vitro, and to determine the mechanism for sexual differentiation of GnRH-I-induced LH secretion. The magnitude and profile of the GnRH-I-stimulated LH response, and the sensitivity to GnRH-I were shown to be functions …
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A Comprehensive Analysis of the Sex Difference with Increasing Age in 100-Mile Ultramarathon Performance
Sex differences in endurance performance are often reported to range between 10% and 12%, however it remains unclear whether this disparity applies to ultramarathon events. Preliminary findings suggest that sex-based performance differences in ultramarathons are influenced by age, the participation …
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The Emerging Sex Difference in Adolescent Depression: Interactional and Transactional Contributions of Puberty and Peer Stress
… contributions of puberty and peer stress to the sex difference in adolescent depression. A diverse sample of 167 youth (ages 9.6 to 14.8) and their caregivers provided information at two waves, one year apart, on depression, peer stress, and puberty. Puberty, not age, interacted with sex to …
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A Study of the Interaction Between Sex Difference, Structure-of-Intellect Factors and Two Modes of Teaching A Mathematical Relation
Made available in DSpace on 2014-12-10T18:46:24Z (GMT). No. of bitstreams: 1 7317227.pdf: 4725852 bytes, checksum: 6502aaba034e729cbbd0e9e17205e142 (MD5) Previous issue date: 1972
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Sex Differences in Math Performance Among Early Adolescents: The Role of Children's Approaches to School
… of the current research was to examine whether differences in girls and boys' approaches to school underlie the sex difference in their grades. Children's approaches to school (i.e., achievement goal orientation and disruptive classroom behavior) and their learning strategies were assessed when …
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Sex Differences in Direct Aggression: The Role of Impulsivity, Target Sex, and Intimacy with the Target
Men are, as a sex, more aggressive than women. Evolutionary accounts of the sex difference in direct aggression focus on the differing costs and benefits of aggression for men and women, and posit that male aggression and female non-aggression are both part of a suite of adaptations to sex-specific …
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Gender differences in test anxiety
… regarding overall general test anxiety and sex difference is contradictory at best. There is no clear answer to the research question concerning general test anxiety and sex difference according to the literature. An experiment using the modified Suinn Test Anxiety Behavior Scale (1971) was …
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Sex differences in the development of the splenium of the rat corpus callosum
This series of studies examines sex differences in the development of the splenium of the rat corpus callosum. An HRP study, in which the trajectory in the splenium of axons with different cortical origins was mapped, revealed a rostrocaudal organization of axons in the splenium that corresponds to …
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ΕΡΕΥΝΑ ΤΗΣ ΠΡΕΣΒΥΑΚΟΥΣΙΑΣ ΣΤΗΝ ΗΠΕΙΡΟ
… SPECTRUM 0,5,1,2,4 AND 8 KH2 FOR EACH GROUP AND SEX SEPARATELY. STATISTICAL ANALYSIS OF OUR DATA SHOWED THE FOLLOWING RESULTS: 1. OLDER AGES IN BOTH SEXES WERE ACCOMPANIED BY A GREAT DEGREE OF HEARING LOSS AT HIGH FREQUENCIES (2 2. A SEX DIFFERENCE OF ONE DECADE WAS OBSERVED INHEARING DECREASE …
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Structure of the Rat Medial Prefrontal Cortex Is Influenced by Sex Across the Lifespan
The development and aging of sex differences in the volume, neuron number and glial cell number in the mPFC, as well as frontal white matter volume, were also examined in both sexes using unbiased stereological techniques. Ventral rat mPFC gray matter volume increased prior to puberty and then …
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Are There Sex Differences in Behavioral Predictors of Successful Weight Loss Maintenance?
… The purpose of this analysis was to examine sex differences in WTLM outcomes and to identify potential behaviors related to WTLM success. In a 12-month study targeting WTLM, weight-reduced middle-aged and older men and women (n=39) were assigned behavioral goals for body weight, fruit and …
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Does An MBA Help Women? : A Comparative Study Of The Career Progress And Labour Market Position Of Part Time Male And Female MBA Graduates
… It takes as its frame of reference the sex difference approach within liberal feminism, which argues that key differences between men and women explain their differential career progress, and the organisation- structure approach within radical feminism which emphasises the detrimental …
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Influences of androgenisation and personality on female sexual orientation, behaviour, and arousal
… investigated potential hormonal influences on sex differences in sexual arousal, with most men being aroused to one sex, and most women being aroused to both sexes. Within women, I also investigated whether prenatal hormonal influences explain why homosexual women have more male-typical …
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The configuration and relations of the pituitary gland and fossa: a radiological, pathological and clinical study
… larger than the male, there was no significant sex difference in sellar size. Dimensions of gland and fossa were correlated separately for each sex. Correlation between gland volume and estimated sellar volume was good. The length of the sella and the width of its floor correlated well with the …
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Parental investment and physical aggression among males
… than women. Socio-cultural explanations for this sex difference involve variants of learning theory and a tabula rasa psychology. Sexual selection theory provides a more coherent ultimate explanation for sex differences in this and other domains of behaviour. The key processes in sexual selection …
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Peer Mentoring And Empathy
… of mentoring training, empathy training and sex difference on peer mentoring relationships. Mentoring training was conducted by the investigator and empathy training was provided by the University of North Dakota's Conflict Resolution Center. A total of 174 participants enrolled in an …
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ΑΝΤΙ ΜΗΝΙΓΓΙΤΙΔΟΚΟΚΚΙΚΑ ΑΝΤΙΣΩΜΑΤΑ ΣΕ ΠΑΙΔΙΑ ΚΑΙ ΕΝΗΛΙΚΟΥΣ
… TO BE UNEXPECTEDLY LOW (21,5%). THERE WAS NO SEX DIFFERENCE (P > 0.1), EXCEPT IN MOTHERS WHOSE CHILDREN HAD MENINGITIS OF UNKNOWN AETIOLOGY, THE PREVALENCE BEING HIGHER COMPARED TO THEIR HUSBANDS (P < 0,001). IN CHILDREN, AGED 35 DAYS TO 13 YEARS, ANTI-A ANTIBODIES WERE DETECTED IN 19,7% …
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The role of pigmentation in face perception
… role of pigmentation in face recognition, facial sex classification, and facial attractiveness. The present studies present evidence that pigmentation cues are in fact quite important for face perception. For face recognition, pigmentation cues are about as important as shape cues. Male and female …
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Sex-Related Differences in Hypertension and Renal Injury: Role of the Renin-Angiotensin System
Sex differences in hypertension and tissue injury are evident in experimental models and human subjects, yet the mechanisms underlying this disparity remain equivocal. The prevalence of hypertension in the United States has increased over the past century and progresses at a faster rate in men than …
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Sex Differences in Cognitive Performance on Piaget-Like Tasks: A Meta-Analysis of Findings
… The results showed a small but rather consistent sex difference in favor of males. With a slight superiority of girls in classification and seriation, boys slightly but consistently outperformed girls in the cognitive operations such as conservation, spatial visualization, proportional reasoning, …
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