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Unit 3 Assessment
Unit 3 Vocabulary Test
| Term | Definition |
|---|---|
| Integumentary System | the organ system that provides protection to the outer body |
| Epidermis | the outermost layer of the skin |
| Dermis | the second layer of the skin composed of an elastic connective tissue, blood vessels, lymph vessels, nerves, involuntary muscle, hair follicles, sweat and oil glands |
| Hypodermis | also known as the subcutaneous fascia is the inner most layer of the skin consisting of connective tissue and adipose (fatty tissue) |
| Sebaceous Glands | oil glands |
| Sudoriferous Glands | sweat glands |
| Macules | flat spots on the skin such as freckles |
| Papules | small, firm skin elevation caused by inflammation, fluid accumulation or hypertrophy of tissue |
| Vesicles | a small abnormal elevation of the outer layer of skin enclosing a watery liquid |
| Pustules | a small circumscribed elevation of the skin containing pus and having an inflamed base |
| Crusts | an encrusting deposit of serum, cellular debris, and bacteria present over or about lesions in some skin diseases |
| Wheals | a suddenly formed elevation of the skin surface with associated burning or itching |
| Ulcer | a break in skin or mucous membrane with loss of surface tissue; may extend into the dermis and cause bleeding and/or scarring |
| Keratinization | the process in which the cytoplasm of the outermost cells of the mammalian epidermis is replaced by keratin |
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