physical self-concept or perception of physical self is one of the main factors and properties of perception of one’s identity, especially of the youth which has recently been the center of attention of experts in different branches of humanities and social sciences. in fact, perception of body can be considered one of the most important factors that inevitably influence many of our social rela...

the most common congenital diseases in children is congenital heart disease. factors such as environment, genetic, old maternal age during pregnancy, maternal disease and using medicine in pregnancy, prematuritiy, and specific seasons are significant in the prevalence of disease.materials and methods: a cross sectional study was conducted to investigate the status of children with congenital he...

As part of a larger study on donor-assisted conception, this paper reports research which explored the ways in which women who have donated or received eggs or embryos interpret such donations in the context of motherhood. Narrative analysis of women's accounts revealed that egg and embryo donations are not interpreted as incompatible with motherhood; that they may be explained as contributing ...

background: blood transfusion plays a great role in public health and the blood safety still has remained a main concern. hbv has been considered as one of the most prevalent blood borne infections. it is estimated that chronic hbv affects 350-400 million people worldwide. comprehensive knowledge about hbv has high importance in iran due to high number of blood dependent patients. material and ...

advances in nephrology and pediatric urology have increased the number of children who survive renal disease and become candidates for renal transplantation. ten years of experience in pediatric renal transplantation are reviewed to determine the rates of patient morbidity and graft survival. of the 450 renal transplantations performed in imam reza hospital (1989- 1999), fifty-one were done on ...

The reproductive ability, milk-producing capacity, survival time and relationships of these parameters with telomere length were investigated in 4 groups of cows produced by somatic cell nuclear transfer (SCNT). Each group was produced using the same donor cells (6 Holstein (1H), 3 Holstein (2H), 4 Jersey (1J) and 5 Japanese Black (1B) cows). As controls, 47 Holstein cows produced by artificial...

This study documents experiences of parents who chose to disclose, and intended to disclose to their children, information about the donor involvement, and children's responses when they received this information. Of the 181 parents who responded, 30% (n = 54) gave their children information about their conception (34 families). Couples chose to tell when 'it just seemed right' or when they bel...

The objective of this study was to identify faculty conceptions on evaluation in the Professional Practice Evaluation Exercise (PPEE). An analysis was performed on 155 evaluation instruments answered by the faculty, and video-recordings of four PPEE answered by 1st and 3rd year students. Data analysis was performed using the Meaning Interpretation Method. The expressions expressed by the facult...

The traditional learning view involves the general process theory of learning that focuses onidentifying universal principles that apply to all species capable of learning from experience, and that operate across a wide variety of situations. Examples of behavior that contradictgeneralprocess conceptions of learning have been in the past referred to as “biologicalconstraints”. Traditional learn...