HLTC22H3 Chapter 5: Chapter 5 Book Notes
Document Summary
Chapter 5: aging of the skin and musculoskeletal system. Skin provides the covering for the body and is the first line of defense against bacteria, viruses and other types of environmental damage. Bones, ligaments, tendons, and muscles: make up the musculoskeletal system provides shape and support for the body, make movement and adjustments in positions possible and protect the internal vital organs from external trauma. Overview: present normal age changes, describe disease processes, risk factors, factors that promote optimal aging. Function: front line of defense against harmful environmental influences, critical in temperature maintenance, aids in homeostasis. Basic anatomy: largest and most visible organ, outermost layer of skin is called the epidermis, second layer is the dermis, last layer of subcutaneous fat www. notesolution. com. Health, illness, and optimal aging- biological and psychological perspectives: hair follicles, nail beds and nails, and sweat and sebaceous glands are embedded in the various layers. Epidermis consists most of: keratinocytes (90%)
