PATHOLOGY AND ENVIRONMENTAL CARCINOGENESIS

The biological homeostasis. Health and disease. Pathogenic factors. Preliminary biological basis.
Neoplasia. Definitions and nomenclature. Benign and malignant neoplasms.. Chemical carcinogenesis: initiation and promotion. Carcinogenic chemicals.
Extrinsic (physical, chemical and biological) pathogenic factors. Physical factors. Transfer of energy: mechanical; thermal; electric and electro-magnetic. Radiations (waves and particles). Radioactivity: accidental or planned emissions.
Chemical factors. Contamination of natural environments: atmosphere, waters, land.
Industrial contaminations and occupational risks. Inorganic and organic substances.
Food-stuff contamination Poisonous foods.
Accidental or planned food contaminations. Additives and dietary supplements.
Individual contaminations by habit-forming practices. Smoke, alcohol.
Biological pathogenic factors.