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Earth Tests > Ch 10 Physiology & Histology of Skin > Flashcards

Ch 10 Physiology & Histology of Skin Flashcards

0
Q

What are the basic material and building blocks for body tissue?

A

Proteins

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1
Q

What term refers to the study of the structure and composition of the skin tissue?

A

Skin histology

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2
Q

What is a characteristic of healthy skin?

A

Slightly acidic

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3
Q

What is not a method by which the body maintains thermoregulation?

A

Absorption

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4
Q

What is the bottom layer of the epidermis?

A

Stratum germinativum

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5
Q

Which layer of the epidermis is known as the grainy layer?

A

Stratum granulosum

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6
Q

What is the average adult skin cell turnover rate?

A

28 days

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7
Q

What stimulates melanin production

A

Exposure to sunlight

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8
Q

What color is eumelanin?

A

Dark brown to black

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9
Q

What percentage of hair is comprised of hard keratin?

A

90%

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10
Q

What type of glands secrete oil?

A

Sebaceous

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11
Q

What is not a function of lymph?

A

Supplying nutrients to the skin

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12
Q

What type of ultraviolet radiation is known as the burning rays?

A

UVB

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13
Q

What effect does nicotine have on the body?

A

Contraction of the blood vessels

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14
Q

What effect does nicotine have on the body?

A

Contraction of the blood vessels

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15
Q

Where do phytoestrogens come from?

A

Plants

16
Q

This contracts when a person is cold, causing goose bumps

A

Arrector pili muscle

17
Q

Opening for a sweat gland

A

Pore

18
Q

Fluid found between epidermal cells

A

Intercellular matrix

19
Q

Fiber protein that provides resiliency and protection to the skin

A

Keratin

20
Q

Cell stimulator

A

Fibroblast

21
Q

Protective barrier made up of sebum, lipids, sweat, water

A

Acid mantle

22
Q

Oily substance that protects the surface of the skin and lubricates both skin and hair

A

Sebum

23
Q

This stimulates skin cells to reproduce and heal

A

Epidermal growth factor (EGF)

24
Q

Protects the body from infection by identifying foreign material (antigens)

A

Langerhans immune cell

25
Q

Skins mechanism that protects us from irritation and intercellular transepidermal water loss (TEWL)

A

Barrier function

Earth Tests (7 decks)

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