NSG 2317 Lecture Notes - Lecture 13: Vernix Caseosa, Stratum Corneum, Canadian Cancer Society
22 Jan 2018
School
Department
Course
Professor
Document Summary
Layers of skin: stratum germinate (basal cell layer, stratum corneum (horny cell layer, connective tissue (collagen, elastic tissue, adipose tissue. Function of the skin - largest organ in the body, ~20sq. Feet: protection, prevents penetration, perception, temperature regulation, identification, communication, wound repair, absorption and excretion, production of vitamin d. Lanugo, vernix caseosa; skin thin and more permeable, greater. At puberty risk for fluid loss, ineffective temperature regulation. Increased sweat gland secretions, more active sebaceous glands, evidence of secondary sex characteristic in skin: pregnant women. Linea nigra, chloasma, straiae gravidarum; increased secretions from sweat and sebaceous glands, fat deposits. Psychological impact of visible aging: older adults. Cultural and social considerations: recognition of unique clinical manifestations of disease. Related to variation in skin pigmentation and hair texture. Genetic advantage of dark pigmentation and lower incidence of skin cancer. Variation in sexual skin areas affected by hormones. Baby acne - mothers hormones, adjustments to the new environment.
