Effects of Stress Author Institution Avant-garde analysts have not yet concocted a agreeable meaning of the term stress. Analysts in the biomedical science characterize push as the reaction of organic entity to unfriendly incitement. Then again‚ Researchers in the field of brain research characterize stretch as the communication handle in the middle of people and nature’s domain. We can further characterize stretch as an inclination of weight or strain that is brought about by either
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The "Fight or Flight" response The flight or fight response‚ also called the "acute stress response" was first described by Walter Cannon in the 1920s as a theory that animals react to threats with a general discharge of the sympathetic nervous system.[4] [5] In response to acute stress‚ acetylcholine is released from preganglionic sympathetic nerves that innervate the chromaffin cells of the adrenal medulla. As a consequence‚ the chromaffin cells secrete the hormone epinephrine (adrenaline)
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Two articles are looked at in this paper. One article is about how different cognitive loads and amount of attention to threats influence fear-potentiated startle. Another article about how social contact promotes health and well-being. A description of the studies conducted will be explained‚ along with the results of the study. The purpose of this article was to examine how fear-potentiated startle (FPS) is affected by different levels of trait anxiety‚ focus of attention‚ and cognitive load.
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Evolution is an internal response to impartial external forces Evolution is a natural process and has no purpose or goal Stratagraphic dating of fossils is a method where fossil age is determined by the layer of earth in which it was found Radiometric dating
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The steps of the general adaptation syndrome that I would experience are alarm reaction‚ which is the body’s initial response to any stressors. This reaction mobilizes or arouses the body in preparation to defend itself against a stressor. This reaction involves a number of body changes‚ which are initiated by the brain and further regulated by the endocrine system and the sympathetic division of the autonomic nervous system. The next stage of the general adaptation syndrome I would experience
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body to things that happen in life and the environment‚ resulting in destabilization of what you consider the norm. Things and events that cause stress are called stress agents. When a body is functioning properly‚ it had its own built in stress response which helps you in dealing with a stressful situation. How a body reacts to stress varies. In cases where it is unable to cope‚ it can result in life threatening conditions such as heart attack and stroke. Prolonged stress can also result in a person
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and uneasiness. In addition to these‚ it is objectless. Phobias are similar to anxiety except that phobias have a specific object. When some optimal level of stimulation or arousal is exceeded‚ one experiences anxiety. It can be an adaptive healthy response or a debilitating one. In the latter case mentioned‚ one may lose a large measure of ability to think‚ act and perform. Anxiety is manifested in
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stimulus is present‚ the person experiences unpleasant bodily responses and (autonomic nervous system arousal- respondent behavior) and engages in avoidance or escape behavior- operant behavior. A phobia is when the level of anxiety or escape behavior is severe enough to disrupt the person’s life. fears/phobias result of classical conditioning (association)- ‘dog’ =dog bite = fear of all dogs operant conditioning ( fear responses are reinforced by other’s behavior or escape behavior) - scared
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Stress is the combination of physiological‚ psychological‚ and behavioral reactions that people have in response to events that threaten or challenge them. Stress can be good or bad. Sometimes stress is helpful‚ providing people with extra energy or alertness they need. Stress can also motivate people to perform. In response to danger‚ your body prepares to face a threat or flee or flee to safety. Stress results from the interaction between stressors and the individual’s perception and reaction to
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theory was created by William James and Carl Lange and is known as the James-Lange theory. They believed that our body responds first and then we interpret that response in an emotion. Alternatively‚ the second theory created by Walter Cannon and Philip Bard was called the Cannon-Bard theory and claimed that we have a bodily and emotional response simultaneously. Finally‚ we have the Schachter-Singer Cognitive Arousal Theory which was created by Stanley Schachter and Jerome E. Singer. They believed that
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