نتایج جستجو برای: working shifts
تعداد نتایج: 258770 فیلتر نتایج به سال:
This study examined how 1 symbol is selected to control the allocation of attention when several symbols appear in the visual field. In Experiments 1-3, the critical target feature was color, and it was found that uninformative central arrows that matched the color of the target were selected and produced unintentional shifts of attention (i.e., involuntary, initiated slowly, producing long-las...
OBJECTIVE To determine whether the control of diabetes is different in insulin treated diabetic subjects who work shifts compared with those who do not work shifts and whether control is related to the type of shift worked. DESIGN Prospective controlled study of 32 diabetic subjects working either regular days or shifts in a large car assembly factory. Insulin treated subjects who underwent a...
Epidemiological studies have found that long-term night-working women have a higher risk of breast cancer risk than women who do not work at night. According to circadian rhythm disruption hypothesis the underlying mechanism involves suppression of melatonin production caused by exposure to light at night. Circadian genes are responsible for adaptation of circadian rhythm and may influence canc...
The ability to maintain the serial order of events is recognized as a major function of working memory. Although general models of working memory postulate a close link between working memory and attention, such a link has so far not been proposed specifically for serial-order working memory. The present study provided the first empirical demonstration of a direct link between serial order in v...
abstract cooperative learning refers to small groups of learners working together as a team to solve a problem, complete a task, or accomplish a common goal. in a cooperative environment one’s success is directly related to the success of other members because the focus on the individual shifts towards the group. to test the effectiveness of the method, using jigsaw technique, a study was cond...
Introduction: Shift work is one of the social phenomena that has its roots in the history of human origin and still exists today for economic and technological reasons. Due to the complications of shift work, the present study was conducted to investigate job fatigue, quality of life, and sleep of shift staff working in Ilam Electric Distribution Company. Materials and Methods: In this descrip...
Background: There are different types of shift work programs, each of them has its pros and cons. The purpose of this study was to compare sleep and mental performance in 12-hour and 8-hour shift works. Methods: In this longitudinal study, 61 workers from 187 shift workers in one of oil refinery plants were chosen. They were supposed to work in a schedule of 12- hour shift works for 6 months a...
Background &Aim: Preventive measures for psychiatric preparation are one of the nursing practices and are part of their duties before painful procedures. The aim of this study was to investigate the problems of nurses in the use of child and maternal psychological preparation before painful procedures for the child. Materials & Methods: This is a descriptive study that was conducted randomly in...
This research aimed at evaluating the types and frequency of category shifts in the Persian translations of English poems based on Catford’s model of shifts. To this end, three English romantic poems of A Histo- ry of English Literature, namely, Blake’s ‘The Chimney Sweeper’, Coleridge’s ‘Kubla Khan’, and Keats’ ‘To Autumn’ along with their Persian t...
A literature review of 105 studies on the effects of extended daily working hours was conducted. Potential negative effects of extended working hours are discussed: More accidents on the job; more accidents off the job; reduced duration and quality of sleep due to moonlighting; sleepiness; reduced alertness; fatigue; adverse effects on performance; prolonged toxic exposure; adverse effects on h...
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