Nursing Theory Essay

2198 Words Dec 5th, 2010 9 Pages
Unit 10: Stress Theory; Selyle/Psychoneuroimmunology
By Jessica Cronin RN, Teri Lieser RN
Unit Summary
Unit 10 examines stress, the stress response as described by Dr. Hans Selye in addition to clinical situations and research involving Stress Theory, a borrowed theory used in nursing practice.
Unit Objectives 1. Describe the background, development and concepts of Stress Theory 2. Identify the relationship among Stress Theory concepts 3. Outline the phenomena, populations and clinical situations Stress Theory explains
Assigned Readings Clancy, J. & McVicar, A. (1993). Subjectivity of stress. British Journal of Nursing, 2(8), 410- 417. Hays, M., All, A., Mannahan, C., Cuaderes, E., & Wallace, D.
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Stress is additive, whether good or bad. If your dog dies and you win the lottery, one does not cancel the other. Both are stressful events. Stress can originate internally or externally, may be acute or chronic, and related to daily hassles or major life events and has different meaning for everyone (McEwen & Wills, 2007). General or specific disorders of body and mind can directly and indirectly result from stress. Stress can have a major impact on the physical functioning of the human body. Such stress raises the level of adrenaline and corticosterone in the body, which in turn increases the heart rate, respiration, blood pressure and puts stress that is more physical on bodily organs. Heart disease, high blood pressure, stroke, and other illnesses result from long-term stress. After a person is exposed to a stressor, the person enters the alarm phase. Here, initial shock occurs and sympathetic arousal is prolonged by adrenaline/epinephrine and nor epinephrine. The results include the following: increased heart rate, increased blood flow to the
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