Summary NUR2392 Exam 1 Study Guide

NUR2392 Exam 1 Study Guide ● WHAT INFLUENCES CANCER GROWTH? ○ Exposure to carcinogens (tobacco, radiation, chemo, hormone drugs, pollution) ○ Genetic predisposition (BRCA gene, family history) ○ Immunity ○ Factors that cause cancer can be divided into: ■ External: chemical, physical, viral ■ Personal: immunity, age, genetic risk ● WHAT IS INCIDENCE? ○ The number of new cases reported by the American Cancer Society ■ Women have the highest incidence of breast cancer ■ Men have the highest incidence of prostate cancer ■ 2nd highest for both men and women is lung cancer ■ 3rd highest for both is colon and rectal cancer ● THREE CONTRIBUTING FACTORS TO INCIDENCE ○ Hereditary ■ 10-15% of cancers are inherited (breast, ovarian, colon, prostate, Wilm’s, retinoblastoma) ○ Environment ■ Air pollutants (vinyl chloride, lead insecticides) ■ Work environment (welders, chrome platers, leather tanners) ■ Water pollutants ■ Bacteria, viruses, asbestos, medical drugs, hormones ■ Radiation (UV, sun, x-ray, radioactive chemicals) ○ Lifestyle ■ Cigarettes, red meat, fat, estrogen, obesity, radiation, viruses, drugs, etc. ● Biochemical research: ○ Identify prevention ○ Screening ○ Treatments (chemo and radiation) ○ Management of symptoms ● RISK FACTORS FOR CANCER (Opposite = prevention)