HLSC 1F90 Chapter Notes - Chapter 19: Cerebral Cortex, Psychoneuroimmunology, Homeostasis
28 Mar 2016
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Even as we sleep, noise, temperature change and other things can cause a stress response. Stress itself isn"t posiive or negaive but it is our reacion to it that is posiive or negaive. We think of stress as an externally imposed factor that threatens our minds or bodies. Stressors can be tangible such as a angry parent but it can also be intangible such as mixed emoions of meeing your signiicant others parent. Distress: stress from negaive situaions: ex. Psychoneuroimmunology (pni): complex interacions between psychological and physiological systems if the body. When stress us exoeruecedm the comlex intracaies of physical and emoional reacions cause the body to wear down over ime: stress is described as disease of prolonged arousal as a result. Subjects who reported recent high levels of stressors were much more likely to catch a cold ater inhaling large doses of a cold virus through their nose than their those who reported less stress.
