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Flashcards in Skin Sciences Deck (59)
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1

Why is UVB radiation also known as burning rays?

UVB wavelengths cause burning of the skin as well as cancer.

2

What is NOt an element if the skin's acid mantle?

blood

3

What causes injured skin to restore itself to its normal thickness?

hyperproduction of cells

4

What are the items in the dermis that respond to touch, pain, cold, heat, and pressure?

sensory and nerve endings

5

What are most abundant in the fingertips, oppsed to other parts of the body?

sensory nerve fibers

6

What is the average internal temperature of the body in degrees Fahrenheit?

98.6

7

What are follicles?

Tubelike openings in the epidermis

8

What is not a compound in the body in which free radicals take electrons?

sebum

9

What is glycation?

binding of a protein molecule to a glucose molecule

10

Cone-shaped elevations at the base of a follicle?

hair papillae

11

Where in the body is hyaluronic acid found?

skin

12

What is hydrolipidic film?

oil- water balance that protects the skin's surface

13

What is a fiber protein foud in skin, hair, and nails?

keratin

14

What is the acid mantle?

Protective layer of lipids and secretions on the skin's surface?

15

Where in the body are the coiled structures known as apocrine glands?

underarm and genital areas

16

What is the result of the contraction of the arrector pili muscle?

goose bumps

17

What does the skin's barrier function protect us from in addition to irritation?

intercellular water loss

18

What are ceramides?

glycolipid materials

19

What is collagen?

fibrous tissue made from protein

20

What are corneocytes?

hardened keratinocytes

21

What are membranes of ridges and grooves that attach the epidermis?

dermal papillae

22

Where in the face does the chronic condition rosacea primarily appear?

cheeks and nose

23

What protects the surface of the skin?

sebaceous glands

24

What are guard cells of the immune sysytem that sense unrecognized foreign invadors such as bacteria?

Langerhans immune cells

25

What is oil that provides protection for the epidermis from external factors and that lubricates both the skin and hair?

sebum

26

What is the common name for the stratum corneum?

horny layer

27

What is the startum corneum?

the outtermost layer of the skin

28

What is the most commo name for the stratum germiniativum?

basal layer

29

Where in the skin is the stratum germiniativum located?

above the papillary layer of the dermis

30

What is the common name of the stratum granulosom?

granular layer