NUR 239 Study Guide - Summer 2018, Comprehensive Midterm Notes - Liver, Nausea, Porth
12 Oct 2018
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Porth chapters 1 and 2: tissue categories know characteristics of each type, epithelial: classified according to shape & number of layers present. They are constantly being renewed and anything that goes into the body from the outside are epithelial cells. & more severe injury than cellular swelling; usually common in obese people: ex: fatty livers or kidneys can occur in people who are obese (if not obese: genetic problem); also seen in between organs of abdomen & heart. Inflammatory response: types of gangrene: gangrene can either be dry or wet/moist and can cause sepsis, dry gangrene is often a result of impaired arterial blood supply to the extremities. Porth chapters 3 and 4: know the cardinal signs of local inflammation: 1. Increased permeability causes leak of fluid, swelling, pain, and loss of function because it acts to dilute toxins/chemicals, enhances clot formation, and recruits wbcs to the area, resulting in extravascular fluid accumulates: three patterns for vascular changes.
