HLTC22H3 Midterm: HLTB01 Midterm Review Sheet
Document Summary
Incidence of illness: number of new cases in a year begin with different configurations of vulnerabilities and resources that affect how they age. Chapter 5: aging of the skin and musculoskeletal system. Basic anatomy and physiology: the skin y the skin (or integumentary system) has several major functions: Important part of the immune system: responds to toxic allergic stimuli y second layer called dermis, consists largely of collagen and elastin tissue. provides strength and elasticity to the skin: blood vessels, lymphatic tissue, sweat glands, hair follicles and nerves are embedded y under the epidermis and dermis is a layer of subcutaneous fat (consists of adipocytes; fat cells) Seborrheic keratoses y old-age spots y benign (non-malignant) lesions found in older people y brown to black in colour; irregular edges y causes: sun exposure, hereditary y treatment: be evaluated or removed.