Section B 1. Introduction Define pathology Patho=suffering/disease; logy=study of scientific study of disease structure, functional changes in cells, tissues and organs underlie disease Define disease abnormal variation in structure or function of any part of body pattern of body response to some form of injury that causes a deviation form or variation of normal conditions Importance of pathology screening diagnosis manage condition monitoring complications treatment prevention generate prognosis Etiology primary idiopathic Acquired factor physical agents chemical agents nutritional imbalance infectious agents immunological reactions psychogenic factors oxygen deprivation (hypoxia, ischemia) Genetic factor development defects (morphogenesis) cytogenic defects (chromosomal)-Turner, Down syndrome single gene defects (Mandelian syndrome) Thalessemia (reduce hemoglobin) Sickle cell anemia storage disease disorders with multifactori...