Vocabulary, Integumentary Terms by Lillian Collins

1. albino

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A person with an absence of color pigments

2. alopecia

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A permanent loss of hair on the scalp

3. constrict

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to get smaller

4. crusts

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areas of dried pus and blood, commonly called scabs

5. cyanosis

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a blueish discoloration of the skin caused by insufficient oxygen

6. cyst

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a closed sac with a distinct membrane that develops abnormally in a body structure; usually filled with a semisolid material

7. dermis

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this layer of skin has a framework of elastic connective tissue and contains blood vessels, lymph vessels, nerves, involuntary muscle, sweat and oil glands, and hair follicles

8. dilate

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to get larger

9. epidermis

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the outermost layer of skin, made of five smaller layers but no blood vessels or nerve cells.

10. erythema

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a reddish color of the skin that can be caused by either burns or a congestion of blood in the vessels

11. integumentary system

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or skin, covers the body and an organ because it contains several kinds of tissues

12.jaundice

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a yellow discoloration of the skin, can indicate bile in the blood as a result of liver or gallbladder disease.

13. macules

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( muscular rash ) flat spots on the skin, such as freckles

14. melanin

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a brownish black pigment, produced in the epidermis by specialized cells called melanocytes

15. papules

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( papular rash ) firm, raised areas such as pimples and the eruptions seen in some stages of chickenpox and syphilis

16. pustules

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pus filled sacs such as those seen in acne or pimples

17. sebaceous glands

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oil glands that usually open onto hair follicles

18. subcutaneous fascia ( hypodermis )

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the innermost layer, made of elastic and fibrous connective tissue and adipose tissue. This also connects the skin to underlying muscles.

19. sudoriferous glands

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( sweat glands ) are coiled tubes that extend through the dermis and open on the surface of the skin at pores

20. ulcer

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a deep loss of skin surface that may extend into the dermis; may cause periodic bleeding and the formation of scars

21. vesicles

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blisters, or fluid filled sacs, such as those seen in chickenpox

22. wheals

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itchy, elevated areas with an irregular shape; hives and insect bites are examples