ANT340H5 Lecture 9: Lecture 9.docx
Document Summary
Epidemiology study of disease patterns: through incidence, prevalence, distribution, determinants in populations. Incidence = number of new cases in a given period and population ie. number of new cases in the year 1920. Prevalence = number of cases in a population at a specific time: can only be looked at with clear documentation, when people die, and their age. Lesion individual tissue manifestation in a specific disease. Itis": inflammatory disease, pain, swelling redness, in bone new layers or patches of bone; woven bone, ie. periostitis inflammation of the periosteum. Oma": process or condition state, tends to be chronic, usually abnormal, ie. osteoporosis, morbid condition, usually cancer, ie. osteocoma. Pathological terms necrosis: cell / tissue death. Sequestrum: pieces of dead bone separated during necrosis. Fenestra: opening (abscess) for pus to drain, common in syphilis. The study of tissue abnormalities in past populations. Descriptive analysis: macro, microscopic study, x-rays, dna (disease dna), ct scans.
