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NR 283 Quiz 2 Review Study Guide Questions and Correct Answers $12.49   Add to cart

Exam (elaborations)

NR 283 Quiz 2 Review Study Guide Questions and Correct Answers

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NR 283 Quiz 2 Review Study Guide Questions and Correct Answers Functions of the skin Epidermis Keratinocytes Langerhan Melanocytes Merkel Dermis macrophages mast cell histiocytes apocrine sweat glands eccrine sweat glands arrector pili Dermis: Sebaceous Glands Hypodermis What happen...

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  • March 26, 2024
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NR 283 Quiz 2 Review Study Guide Questions
and Correct Answers

1). Functions of the skin

 Ans: protection, prevents penetration, perception, temperature regulation, identification,
wound repair, absorption and excretion, production of vitamin D


2). Epidermis

 Ans: Outer layer of skin
-no blood vessels or nerves


3). Keratinocytes

 Ans: barrier for pathogens


4). Langerhan

 Ans: type 4 hypersensitivity


5). Melanocytes

 Ans: produce melanin


6). Merkel

 Ans: nerve endings


7). Dermis

 Ans: middle layer of skin
-connective tissue layer
-blood,lymph,nerves


8). Macrophages




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,  Ans: Found within the lymph nodes, they are phagocytes that destroy bacteria, cancer
cells, and other foreign matter in the lymphatic stream.


9). Mast cell

 Ans: immune cells that function to detect foreign substances in tissue spaces and
initiate an inflammatory response


10). Histiocytes

 Ans: Macrophages in connective tissue


11). Apocrine sweat glands

 Ans: body odor


12). Eccrine sweat glands

 Ans: stress/ fear


13). Arrector pili

 Ans: a smooth muscle attached to hair follicles that causes "goose bumps" to appear
on the skin when contracted


14). Dermis: sebaceous glands

 Ans: keep hair moist
secrete sebum
stimulated by androgens


15). Hypodermis

 Ans: loose connective tissue layer of skin below the dermis


16). What happens to the skin as we age?

 Ans: skin thins
less sweat glands




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