NURS 2090 Lecture Notes - Neoplasm, Menopause, Cryosurgery
16 Apr 2013
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Causes of disease (according to heather helpard: adaptation, injury: adaptation is no longer helpful and there is a perm change. Occurs in response to physiologic or pathophysiologic changes. Adaptive responses to cellular changes are usually only temporary enlargement of uterus, Cell injury may be reversible or irreversible - arf. Cell injury may cause different clinical and pathophysiological manifestations - lvh. Major adaptive reactions to persistent stress: atrophy, hypertrophy, hyperplasia, metaplasia, dysplasia, intracellular deposits. The decrease due to: a decrease in functional demand (immobilized limb, a decrease in oxygen supply or ischemia (blockage in arterial blood supply, decreased hormone and/or neural signals (menopause; innervation to a muscle, chronic nutritional deprivation, aging processes. A reduction in size of the cells in the cerebellum of the brain, leading to a reduction in the brain tissue itself. There will be more gaps and holes, which will increase the level of cognitive impairment and increase communication problems in the brain, along with an unsteady gait.
