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Ch 7 Skin Struc. II
| Question | Answer |
|---|---|
| What is the medical branch of of science that deals with the study of the skin? | Dermatology |
| The specialist who provides cleansing treatments for the skin is a: | Esthetician |
| If the skin of an average adult were stretched out it would cover more than how many square inches? | 3,000 |
| What is NOT a characteristic of healthy skin? | Rigid |
| The surface of healthy skin should: | Be slightly acidic |
| Continued repeated pressure on any part of the skin can cause it to thicken and develop in to a: | Callus |
| The outermost layer of the skin is the: | Epidermis |
| The horny layer, or outer covering of the epidermis is the: | Stratum Corneum |
| What is the principle component of hair and nails? | Keratin |
| The clear, transparent skin layer just under the surface through which light passes is the: | Stratum Lucidum |
| Which layer of the epidermis is also known as the basal cell layer? | Stratum Germinativum |
| The pigment produced to protect the skin from the effects of ultraviolet sun rays is called: | Melanin |
| Where are the melanocytes located? | Stratum Germinativum |
| The layer of the skin commonly called the true skin is the: | Dermis |
| The muscle that causes goose bumps are called the __________ muscles. | Arrector Pili |
| What are the two layers of the dermis? | Papillary and Reticular |
| The small cone-shaped elevations at the bottom of hair follicles are called the: | Dermal Papillae |
| Nerve endings that are sensitive to touch and pressure are found in which layer of the skin? | Papillary Layer |
| The epidermal-dermal junction is located at the top of the __________ layer. | Papillary |
| The deepest layer of the dermis that supplies oxygen and nutrients to the skin is the: | Reticular Layer |
| Which is NOT found in the reticular layer | Melanocytes |
| What does subcutaneous tissue NOT do? | Produce Melanin |
| What are nutrients and oxygen supplied to the skin by? | Blood |
| What is the clear fluid that bathes skin cells, removes toxins and cellular waste, and has immune functions called? | Lymph |
| Impulses are carried from the brain to the muscles by _____ nerve fibers. | Motor |
| Which nerve fibers react to heat, cold, touch, pressure, and pain? | Sensory |
| What are the nerves fibers that regulate the excretion of perspiration? | Secretory |
| Skin color depends on tiny grains of pigment, or coloring matter called | Melanin |
| The red to yellow melanin produced by the body is: | Pheomelanin |
| People with dark-colored skin mostly produce: | Eumelanin |
| The fibrous protein that gives skin form and strength is: | Collagen |
| The protein base that helps skin regain its shape after being stretched or expanded is called: | Elastin |
| A majority of scientist now believe that most signs of skin aging are caused by: | Sun Exposure |
| The subdoriferous glands ______ the body. | Detoxifies |
| On which body part are subdoriferous glands more numerous? | Forehead |
| Normally, how many pints of salt-containing liquids are eliminated daily through sweat pores in the skin? | 1 to 2 |
| What is the oily secretion that lubricates the skin and preserves the softness of the hair? | Sebum |
| When sebum hardens and completely clogs an oil duct so that there are no surface follicle openings, it creates a: | Open Comedo |
| Which skin disorder is characterized by chronic inflammation of the sebaceous glands from retained secretions? | Acne |
| What is NOT a principle function of the skin? | Digestion |
| Which vitamin is vital in fighting the aging process and promoting the production of collagen? | Vitamin C |
| The body needs _____ for many body functions, including hormones and sebum production. | Fats |
| The National Institute of Health (NIH) recommends a diet that is low in: | Saturated Fat |
| Which vitamin helps protect the skin from the harmful effects of the sun's UV light? | Vitamin E |
| A(n) _______ is a raised, inflamed papule with a white or yellow center containing pus. | Pustule |
Created by:
Riley's Cosmetology Class