introduction the human immunodeficiency virus (hiv) is a retrovirus that infects cells of the immune system, destroying or impairing their function. as the infection progresses, the immune system becomes weaker, and the person becomes more susceptible to infections. the most advanced stage of hiv infection is acquired immunodeficiency syndrome (aids). the present study aimed to evaluate the eff...

background: in view of the importance of teachers and faculties in changing the perspective of population on this issue, and also the increasing rate of prostate cancer screening, the present study was carried out to evaluate the knowledge base, attitude and performance of teachers and faculty members in relation to prostate cancer screening test. objective: in this study,we evaluated the teach...

Currently available courseware packages for teaching the work unit may not meet different students’ needs. Also, a single teacher, even with tools, is likely to have difficulties and may need cooperation of other teachers in dealing with students’ problems in the learning unit. This research aims to devise a set of computer based tools to meet the diverse needs of learners to comprehend a scien...

Background and Purpose: Epilepsy is a disease frequently seen among school children. Teachers may be distressed by children having seizures as they do not receive specific training about this condition during their education. Moreover, teachers can feel overwhelmed if they do not know how to handle the situation. After cerebral apoplexy, epilepsy is the second most common central nervous system...

objective: the purpose of this study is to evaluate the relationship between perceived organizational justice and organizational commitment of physical education teachers in west azerbaijan province. methods: research method is descriptive-correlation conducted using the field method. statistical population includes physical education teachers in west azerbaijan which are 1091 persons. the samp...

introduction:  vasectomy is a simple and highly effective contraceptive method. comparing with tubectomy, vasectomy is much less likely to have serious complications, failure and costs. the knowledge and attitude play an important role in approving and using vasectomy. this study was designed and conducted in zahedan high schools in 2002, to investigate the knowledge and attitude of male and fe...

This study sought to compare Iranian EFL novice and expert teachers regarding their professional knowledge at Iranian language institutes and universities. To achieve the aim of study, a questionnaire was developed based on the literature, the theoretical framework and the results of a qualitative study carried out by Yazdanpanah and Sahragard (2017). This questionnaire was administered to the ...

Large-scale environmental epidemiologic studies often rely on exposure estimates based on linkage to residential addresses. This approach, however, is limited by the lack of residential histories typically available for study participants. Our objective was to evaluate the feasibility of using address data from LexisNexis (a division of RELX, Inc., Dayton, Ohio), a commercially available credit...

Results: The response rate was 89% (n=1140). One thousand and sixty four teachers (93.3%) responded to the knowledge part of the questionnaire. The study showed that the school teachers in Bahrain are deficient in diabetic knowledge. The mean knowledge score was 5.34. Married teachers, primary school teachers and female teachers had better knowledge than other teachers. Also, knowledge was rela...

A crucial part of the knowledge of molecular biologists is procedural knowledge, that is, knowledge of how to do things in laboratories. Procedural knowledge of molecular biologists involves both perceptual-motor skills and cognitive skills. We discuss such skills required in performing the most commonly used molecular biology techniques, namely, Polymerase Chain Reaction and gel electrophoresi...