نتایج جستجو برای: blood pressure heart rate
تعداد نتایج: 2045130 فیلتر نتایج به سال:
Background: Calcium channel blockers have an important role in treatment of various cardiovascular diseases including hypertension, angina pectoris and cardiac arrhythmias, so study of cardiovascular effects of derivatives of these drugs are useful. Nifedipine is one of these drugs that used widely to treat hypertension and other cardiovascular diseases. The aim of the present study was to eval...
Introduction: The bed nucleus stria terminalis (BST) is a part of the limbic system, which plays a role in regulation of heart beat and blood circulation. It was recently shown that microinjection of L-glutamate in the BST elicits cardiovascular depressive, but the role of glutamate receptor subtypes has not been investigated yet. In this study, the role of glutamate receptor subgroups in regul...
Objective: For many years in herbal medicine the antihypertensive and lowering blood lipid properties of Achillea wilhelmsii (A. wilhelmsii) have been suggested. In the present study the impacts of the plant extract on rabbit’s blood pressure and heart rate have been investigated. Materials and Methods: Twelve NWZ rabbits weighed 2-3 kg were randomly divided into two groups of 6 rabbits. The t...
Aim and Background: Rapid and Confident induction of anesthesia is a goal for the anesthesiologist. In the meanwhile, most of anesthetic drugs are not without complication. In this study we evaluated the effects of anesthesia induction with halothane by single breath on hemodynamic parameters in pediatric patients. Methods and Materials: In this study 50 children were enrolled. For induction o...
background: although a variety of methods have been suggested to reduce stress, anxiety and pain intensity due to spinal needle skin puncture, their adverse effects restrict theirs widespread administration. in this study we evaluated the effects of oral tizanidine on the reduction of pain caused by spinal needle puncture and hemodynamic responses. methods : in this double blind randomized clin...
background : hypertension is a risk factor for life threatening diseases such as cerebrovascular accidents, coronary artery diseases, congestive heart failure and chronic renal failure. the prevalence of non-communicable diseases such as hypertension and diabetes including obesity has increased over the past few years in iran. the first step for modification of cardiovascular diseases in a defi...
perhaps, due to the impact of post-traumatic stress disorder (ptsd) on biological markers of cardiovascular such as systolic and diastolic blood pressure, heart rate, body temperature, physiological response to reminders of trauma has become an essential part and hallmark of the diagnostic and statistical manual of mental disorders (fifth edition-dsm-5, american psychiatric association, 2013). ...
Background and purpose : Respirators (respiratory protective equipments) are widely used, but many of their health impacts, especially cardiovascular effects, have not been determined. The aim of this study was to determine the impact of using respirators on heart rate, systolic and diastolic blood pressure. Materials and methods : This interventional study was undertaken on 40 healthy 2...
background: laryngoscopy is an invasive technique that is associated with severe cardiovascular complications. this study was designed to compare the preventing effect of two doses tramadol injection on the heart rate and blood pressure changes after laryngoscopy and tracheal intubation in elective surgical patients. methods: in this clinical trial study, 189 elective surgical patients randomly...
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