Chapter 3: Skin and Nail Anatomy for Estheticians

Chapter 3 Question What hormone stimulates cells to reproduce and heal? What does scar tissue lack? What is true of the epidermis? What is an esthetician's primary focus? Answer Epidermal Hair & sweat glands Outermost layer of the skin Preserve, nourish & protect (ALL) Binding of a protein molecule to a glucose What is glycation? molecules resulting in damage structure. Excretes perpetration, regulates body What function do the sudoriferous glands perform? temperature & detoxifies the body Estheticians should have a thorough understanding of the physiology Diagnosing problems your clients are and histology of the skin for all of the following reasons except _____. having & prescribing treatments What is not an element of the skin's acid mantle? Blood What are the glands that excrete perspiration, regulate body Sudoriferous Glands temperature & detoxify the body? What happens in the stratum germinativium? Cells Divide Which of the following statements is true about the nail plate? It contains no nerves Estheticians who specialize in the health and beauty of the skin are Technicians sometime referred to as _______. How is B-keratin different from A-keratin? It has lower moisture & fat than A-keratin What percentage of hard B-keratin does hair contain? 90% What function do sebaceous glands perform? Protects surface of the skin What causes transepidermal water loss? Evaporation of the skin surface Which nerves convey impulses from the brain or spinal cord to the Motor muscles or glands? What causes injured skin to restore itself to its normal thickness? Hyper production of cells UVB rays causes burning of the skin, Why is UVB radiation also known as "burning rays"? tanning, skin aging & cancer What is the result of the contraction of the arrector pili muscle? Goose bumps What is true of the stratum corneum? Outer layer of the epidermis Where in the body are the coiled structures known as apocrine Underarms (axillary) & groins glands found? The support layer of connective tissue, What is the dermis? collagen & elastin. When do free radicals produce more free radicals? While causing oxidations reactions What are follicles? Two like openings in the epidermis Which nerves react to heat, cold, pain, pressure & touch? Sensory What comprises about 50 to 70 percent of the skin? Water Protective layer of lipids & secretion on the What is the acid mantle? skins surface What is the oil that provides protection for the epidermis from the Sebum external factors & that lubricates both the skin & hair? What is collagen? Fibers tissue made from protein How fast does hair grow? 6 inches a year Which of the following is not a characteristic of healthy skin? Slightly rough What are ceramides? Glycolipid materials Cone shaped elevation at the base of the What are hair papillae? folicle If a person has a purple or bluish tone under their fingernails then Cyanosis they likely have which condition? Where in the body is hyaluronic acid found? The skin What are most abundant in the fingertips as opposed to other parts Sensory nerve fibers of the body? What are the membranes of ridges & grooves that attach to the epidermis? What protein fiber is found in the dermis & gives skin its flexibility & firmness? What are corneocytes? What is hydrolipidic film? Why does the body perspire? Eccrine glands are _____? Estheticians should be able to interpret the effects of which factor that influences skin health & appearance? What is the technical term for the nail? What happens in the stratum granulosum? Histology is also known as ________ What causes telangiectasia? _______ are the basic material & building blocks of the body's tissue? What are sweat glands that are found all over the body with openings on the skin's surface through pores & that are not attached to hair follicles? What part of the skin provides a protective cushion & energy storage for the body? What is not one of the six primary functions of the skin? What is the formal name of the horny layer? What causes the body to produce its own vitamin D? What is the average internal temperature of the body in degrees Farenheit? Dermal papillae Elastin Hardened keratinoncytes Oil & water balance that protects the skins surface To protect us from overheating Sweat glands Ultra Violet damage, nutrition & hormones Onyx Keratin is produced Microscopic anatomy Aging Proteins Eccrine glands Subcutaneous Reflection Stratum corneum The sun 98.6