What are six important skin functions? How Skin Is Nourished Stratum corneum: horny, outermost layer Stratum lucidum: clear, transparent layer Stratum granulosum: granular layer Stratum spinosum: spiny layer Stratum germinativum: deepest layer Epidermis Anatomy of the Skin continued Cosmetologist One skilled in the cleansing, beautification, and health preservation of the skin Esthetician Specializes in cleansing, beautification, and health preservation of the skin Objectives continued List the food groups and dietary guidelines recommended by the U. There are two types of melanin: pheomelanin, which is red and yellow in color, Eumelanin which is dark brown to black. Skin Color Motor nerve fibers: cause goose flesh Sensory nerve fibers: send messages to brain Secretory nerve fibers: regulate perspiration Nerves of the Skin Dermis is the underlying, inner layer of the skin. Sensory receptors that send messages to the brain Term Stratum Corneum Definition Also known as the horny layer; outer layer of the epidermis. You have completed one unit of study toward course completion.
Term Melanin Definition Tiny grains of pigment coloring matter that are produced by melanocytes and deposited into cells in the stratum germinativum layer of the epidermis and in the papillary layers of the dermis. Term Vitamin C Definition An important substance needed to properly repair the skin and tissues; promotes the production of collagen in the skin dermal tissue ; aids in and promotes the skin healing process. Term Stratum Granulosum Definition Also known as the granule layer; layer of the epidermis composed of cells that look like granules and are filled with keratin; replaces cells shed from the stratum corneum. Name the main divisions of the skin and the layers within each division. Name four vitamins than can help the skin and describe how they help What is the one essential item that no person can live without, and why is it essential to the skin and body? Drink appropriate amount of water. Collagen: a fibrous protein allowing skin to stretch and contract Elastin: a protein base that forms elastic tissue; gives skin elasticity Strength and Flexibility of Skin Skin Color continued Depends primarily on melanin Melanin: tiny grains of pigment in stratum germinativum Pheomelanin: red to yellow in color Eumelanin: dark brown to black in color Heredity: Skin color varies among races dark skin contains more melanin. Cards Term Epidermal-Dermal Junction Definition The top of the papillary layer where it joins the epidermis.
Drinking water reduces hunger pangs. Term Keratin Definition Fibrous protein a cell that is also the principal component of hair and nails. Term Vitamin D Definition Enables the body to properly absorb and use calcium, the element needed for proper bone development and maintenance. People with dark-colored skin mostly produce eumelanin. They register sensations: Touch Pain Heat Cold Pressure Sense of Touch The blood supplies nutrients, molecules from food such as protein, carbohydrates, and fats, to the skin.
Term Papillary Layer Definition Outer layer of the dermis, directly beneath the epidermis. Dietary Guidelines Food Pyramid Groups Protection Sensation Heat regulation Excretion Secretion Absorption Functions of the Skin Collagen and elastin give strength, form, and flexibility to skin. Once you find your worksheet, click on pop-out icon or print icon to worksheet to print or download. Eat fruits, vegetables, and grains. Term Sensory Nerve fibers Definition Fibers of the sensory nerves that react to heat, cold, touch, pressure, and pain.
. What are collagen and elastin? Lymph bathes skin cells, removes toxins and cellular waste, and has immune functions. There are two other type of melanin; the other type is Eumelanin Term Propionbacterium Acnes Definition Abbreviated P. What are six classes of nutrients the body needs and how are they obtained? Summary and Review continued List three types of nerve fibers found in the skin. List the classes of nutrients essential for good health. Acnes; technical term for acne bacteria.
Term Epidermis Definition The outermost and thinnest layer of the skin; is made up of five layers: Stratum Corneum , Stratum Lucidum, Stratum Granulosum Stratum Spinosum and Stratum Germinativum Term Esthetcian Definition A specialist in the cleansing, beautification, and preservation of the health of skin on the entire body, including the face and neck Term Eumelanin Definition A type of melanin that is dark brown to black in color. Term Secretory Nerve Fibers Definition Fibers of the secretory nerve that are distributed to the sudoriferous gland and the sebaceous glands. List and describe the vitamins that can help the skin. Term Stratum Spinosum Definition The spiny layer just above the stratum germinativum layer. Neither you, nor the coeditors you shared it with will be able to recover it again. Term Vitamin A Definition Supports the overall health of skin; aids in the health, function, and repair of skin cells; has been shown to improve the skin's elasticity and thickness. Term Motor Nerve Fibers Definition Fibers of the motor nerves that are distributed to the arrector pili muscles attached to the hair follicle.
Term Papule Definition Also known as pimple; small elevation of the skin that contains no fluid but may develop pus. Sebum is fatty or oily secretion of the sebaceous glands. There are two types of melanin; the other type is pheomelanin. Can the skin be nourished with cosmetics? Drop in body water of 2 percent can cause fuzzy, short-term memory. Term Subcutaneous Tissue Definition Also known as adipose or subcutis tissue; fatty tissue found below the dermis that gives smoothness and contact to the body, contains fat for use as energy, and also acts as a protective cushion outer skin. Skin Structure Showing top 8 worksheets in the category - Skin Structure. Vitamin D also promotes rapid healing of the skin.
Create your own flash cards! Name the two types of glands contained within the skin and describe their functions. Worksheet will open in a new window. Summary and Review Mild dehydration slows metabolism by 3 percent. Summary and Review continued Explain how collagen and elastin can be weakened. Essential nutrients Carbohydrates Fats Proteins Vitamins Minerals Water Nutrition and Maintaining Skin Health Acne: chronic inflammation of sebaceous glands Papule: small, round elevation on skin; contains no fluid but may develop pus Pustule: inflamed pimple containing pus Sebaceous Gland Secretions Sudoriferous sweat glands: regulate body temperature and help eliminate waste; excretion of sweat is controlled by nervous system Sebaceous oil glands: secrete sebum that lubricates skin and preserves softness of hair Glands of the Skin Nerve endings found in the papillary layer. Eat moderate salt and sugar. Term Pustule Definition Raised, inflamed papule with a white or yellow center containing pus in the top of the lesion referred to as the head of the pimple.
Term Stratum Lucidum Definition Clear, transparent layer of the epidermis under the stratum corneum. Nutrients are required for cell life, repair, and growth. People with light colored skin mostly produced Pheomelanin. Term Sebum Definition Fatty or oily secretion that lubricates the skin and preserves the softness of the hair Term Secretory Coil Definition Coiled base of the Sudoriferous sweat gland. Term Tactile Corpuscles Definition Small epidermal structures with nerve endings that are sensitive to touch and pressure.
Term Sebaceous Glands Definition Also known as oil glands; glands connected to the hair f follicles. Term Reticular Layer Definition Deeper layer of the dermis that supplies the skin with oxygen and nutrients; contains fat cells, blood vessels, suforiferous sweat glands, hair follicles, lymph vessels, arrector pili muscles, sebaceous oil glands, and nerve endings. List the functions of the skin. Term Pheomelanin Definition A type of melanin that is red and yellow in color. Water reduces cracked skin on feet and lips. Term Sudoriferous Glands Definition Also known as sweat gland; excrete perspiration and detoxify the body by excreting excess salt and unwanted chemical.