نتایج جستجو برای: passive mechanism
تعداد نتایج: 631537 فیلتر نتایج به سال:
as in order to protection of a blast loaded structure, three ways can be utilized: (1) increasing the stand-off using natural or artificial barriers, (2) increasing the structure strength or performance level, (3) decreasing the energy of blast using the passive, semi active, active and hybrid control methods. In recent method, using controlling mechanism and tools, the effect of blast waves is...
In this study, the efficacy of Coriandrum and salvia extracts in spatial and passive avoidance memory in mice was studied. 56 male mice (25-30g) divided randomly into 8 groups: negative control, positive control and extract administered (50, 100 and 200 mg/kg of both plants), and treated for 25 days. negative and positive control group received normal saline and Ritalin respectively. After trai...
INTRODUCTION Mental health inpatients smoke at higher rates than general population smokers. However, provision of nicotine-dependence treatment in inpatient settings is low, with barriers to the provision of such care including staff views that patients do not want to quit. This paper reports the findings of a survey of mental health inpatients at a psychiatric hospital in New South Wales, Aus...
Introduction: The interaction between steroid hormones and neurotransmitters such as GABA has been proved. The regulation of muscimol binding to high-affinity GABAA receptors by estradiol and progesterone has been studied within distinct brain regions using in vitro quantitative autoradiography. There are few studies about the mechanism of the effect of steroid hormones on behaviors such as ...
BACKGROUND Active maternal smoking during pregnancy has been associated with a higher risk of behavioural disorders in children, but a few cohort studies measuring smoking data prospectively have studied its specific effects on the cognitive abilities of pre-schoolers. METHOD A birth cohort was set up in Menorca Island in 1997 within the Asthma Multicenter Infants Cohort Study. A total of 420...
BACKGROUND AND PURPOSE Hookah smoking is a growing young adult phenomenon, particularly among college students. Many users feel that it is safer than other tobacco products, although its health threats are well documented. Little is known about hookah use rates in community colleges that are attended by nearly half of all US college students. This study examined hookah use in a diverse convenie...
résumé: l’étude contrastive, sur laquelle ce travail de recherche a été basé, balise le terrain pour une étude méthodologique des langues et elle offre également de nouvel horizon pour l’apprentissage d’une langue seconde. dans ce travail de recherche, une comparaison méthodique entre les notions et les emplois du passif en persan et en français a été faite. cette recherche a pour objectif ...
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