click below
click below
Normal Size Small Size show me how
Chapter 3
Skin Structure and Growth
| Question | Answer |
|---|---|
| All of the following are reasons cosmetologists should understand skin structure and growth EXCEPT: | Diagnosing and providing treatment for abnormal skin conditions, illnesses, or diseases requires knowledge of skin structure and growth. |
| The medical branch of science that deals with the study of the skin, its functions, and diseases is _____________. | Dermatology |
| Which layer of the epidermis forms unique fingerprints and footprints and is only located on the palms of hands, the soles of the feet, and the digits? | Stratum lucidum |
| What gives the body smoothness and contour while providing a protective cushion for the skin? | Subcutaneous tissue |
| The layer of the skin that is seen and treated by the cosmetologist is the ______________. | Stratum corneum |
| What is a fibrous protein that is the principal component of hair and nails? | Keratin |
| Nerve fibers that send messages to the central nervous system and brain to react to heat, cold, touch, pressure, and pain are called __________. | Sensory nerve fibers |
| Which nerve fibers in the skin stimulate muscles? | Motor nerve fibers |
| Which sentence best defines melanin? | These tiny grains of pigment are produced by melanocytes in the stratum germinativum. |
| Which sentence best describes the dfference in the functions of pheomelanin and eumelanin in the skin? | A person with predominantly pheomelann tends to have rosy skin, whereas a person with predominantly eumelanin tends to have cooler skin tines. |
| The melanin produced by the body that is red to yellow in color is ____________. | Pheomelanin |