نتایج جستجو برای: blood pressure heart rate
تعداد نتایج: 2045130 فیلتر نتایج به سال:
The aim of this study was to investigate the relationship of two personality constructs, perfectionism and hardiness, to physiological responses under a stressful situation. One hundred undergraduate students (51 males, 49 females) from the Faculty of Psychology and Education, University of Tehran were included in this study. All participants were asked to complete Farsi version of the Positive...
this study investigated whether age and gender influenced blood pressure recovery after exhaustive exercise in non-athletic males and females. 60 healthy (blood pressure was especially considered) men and women with no drug and supplement consumption participated in this study and were divided into six groups: 20-30 yr (10 males), 20-30 yr (10 females), 30-40 yr (10 males), 30-40 yr (10 females...
abstract introduction: smoking is an important risk factor of coronary artery disease. nicotine replacement therapy (nrt) for smoking cessation should be considered, especially in coronary patients. methods: twenty-four healthy smokers, smoking an average of 20 cigarettes a day for 15 years and with moderate cigarette dependence (according to the fagershtrum questionnaire score) were randomly ...
Background: Remifentanil is known to produce side-effects of hypotension and bradycardia. In this study, we examine the effect of low-dose ketamine infusion on the heart rate and blood pressure of patients anesthetized with remifentanil.Methods: In a randomized clinical trial, 54 patients aged 20-50 years old, with ASA physical status Ι, were studied in two groups (n=27), Ketamine- Remifentanil...
چکیده ندارد.
Background and Objective: The Ventral Tegmental Area is a part of the mesolimbic structure. In addition to its role in motivation, mood, cognition, schizophrenia, addiction and Parkinson’s disease, it is involved in the regulation of the cardiovascular system. The presence of cholinergic afferent fibers in the VTA has been demonstrated but there is no specific information about its role in card...
Background and Objective: Laryngoscopy and tracheal intubation can be achieved through both direct and video laryngoscopy. As video laryngoscopy complications still remain unknown among the elderly, this study was emerged to grasp the idea on the complications of two aforementioned methods among the elderly. Materials and Methods: In this clinical trial study, 60 patients over 65 years who h...
Abstract Background: Noise, as the most common industrial hazard, besides hearing loss may have adverse effects on other body systems. Many studies have demonstrated the adverse effects of noise on the cardiovascular system. Using personal protective devices is one of the methods for reducing noise exposure. Controlling noise exposure by means of personal protective devices theoretically reduc...
از آنجا که تطابق(adaptation) به هیپوکسی ناشی از زندگی در ارتفاعات نتایج مثبتی را بر عملکرد قلب داشته، آیا می توان با ایجاد هیپوکسی مزمن ناشی از سیانید، مقاومت قلب در شرایط ایسکمی را بالا برد؟ در پاسخ به این سوال روی ratهای نر بالغ در دو گروه تست (n32) و شاهد(n10) صوزل گرفت . در مدت 5 هفته به گروه تست روزانه 1/7 mg/kg سیاتید و به گروه شاهد با حجم مساوی سالین نرمال به شکل داخل صفاتی تزریق شد. سپس...
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