HLTC22H3 Chapter Notes - Chapter 5: Fibroblast, Bone Density, Pylorus
Document Summary
Chapter 5: aging of the skin and muscuiloskeletal system. Skin provides covering for body and is 1st line of defense against bacteria, viruses, and other types of environmental damage. Bones, ligaments, tendons, and muscles that make up musculoskeletal system provide shape and support for body. Make movements and adjustments in position possible and protect internal vital organs from external trauma. Gives shape and form to body and provides protection and insulation. Skin and musculoskeletal system provide most obvious external signs of aging with both normal changes and disease processes. Important part of our immunologic and endocrine systems. Critical in temperature maintenance and aids in homeostasis. Sensory nerves in skin allow us to monitor enviro but also warn us of danger through pain. Key component of our appearance and is critical source of cues that affect social interaction. Aging of skin is one of most obvious clues to an individual"s age.
