NURS 5315 UTA Exam 2 Complete Study Guide

NURS 5315 UTA Exam 2 Complete Study Guide HIV EIA (3rd generation immunoassay) can use urine, saliva, or serum (most accurate), need to wait until 12 weeks post exposure to see antibodies, >99% accurate 4th generation immunoassay- "gold standard" measures P24 antigen can test 10 days post exposure Mast cell Cellular bags of granules located in loose connective tisssue close to blood vessels. Activation initiates inflammatory process. Histamine Causes vasodilation, increases vascular permeability, increases blood flow to the site of injury- causes erythema and swelling. Cytokines Soluble factors that contribute to the regulation of innate or adaptive resistance by affecting other neighboring cells. Can be pro-inflammatory or anti-inflammatory. Can react quickly or be more delayed.