Emotions Essay

1434 WordsNov 17, 20136 Pages
Emotions Terrence Jenkins PSY/355 June 8, 2012 Gregg Johnson Emotions Emotions are the one thing that can express how a person is feeling through any situation. Emotions can be sung, talked about, written out, and sometimes are not fully discovered. There are any different emotions, and serve as a function for motivation as well. These can be seen in the when the following are researched; when examining at least two historical theories of emotion and arousal as they relate to human motivation, looking in to two different types of research methods that are used for uncovering basic emotions, and when discussing the facial feedback hypothesis, particularly the event-appraisal-emotion sequence. Walter Bradford Cannon, a psychologist at Harvard University, did not believe psychological response happened before emotions were recognized as the James-Lang theory previously suggested. Instead Cannon theorized that individuals felt emotion and experience psychological reactions simultaneous (Fournier, 2013). Philip Bard, one of Cannon’s doctoral students, agreed with Cannon and together they developed the Cannon-Bard Theory of emotion. In order to test this theory, Cannon knew he would have to examine emotional expression without visceral afferent feedback. This was necessary in order to abolish the link between visceral changes and the essential feedback needed to stimulate cerebral manifestations of emotion (Fournier, 2013). In 1915, Cannon began his experiment using cats, severing the afferent nerves of the sympathetic branch of the autonomic nervous system. The cats, alive and healthy, had their sympathetic nervous system completely removed. According to the James-Lang Theory, the display of emotions in the cat would be completely nonexistent. However, Cannon found that destroying the function vasomotor center had little to no effect on the

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