Free Radicals

Free Radicals Pathology Study Guide

Free Radicals Free radicals are chemical compounds that have unpaired electrons in their outer shell. Free radicals can be made via physiologic processes (ATP production) or via pathologic processes. Physiologic free radical production Oxidative phosphorylation results in the physiologic generation…
Cell Death Apoptosis

Cell Death Pathology Study Guide

Cell Death The hallmarks of cell death is loss of the cell nucleus. The mechanism of nuclear loss in cell death includes: Pyknosis Karyorrhexis Karyolysis Pyknosis means nuclear condensation. Karyorrhexis means fragmentation. Karyolysis means dissolution. There are two mechanisms for…
CELL INJURY

Cell Injury Pathology Study Guide

Cell Injury When stress exceeds a cell's ability to adapt, cell injury may occur. The likelihood of cellular injury occurring depends on:  The type(s) of cells involved The type(s) of stress The severity of stress(ors) The duration of the stress(ors)…