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Integ 2
| Term | Definition |
|---|---|
| 4 Functions | Protection, Body temperature, excretion, and perception of stimuli |
| Skin | Dermis, Epidermis, Hypodermis |
| Accessory organs | hair, gland, and nails |
| Dermis ( the action ) | under the epidermis |
| Epidermis | outer layer of the skin |
| Hard Keratin | found in hair and nails |
| Soft Keratin | primary substance of the epidermis |
| Melanocytes | contain and produce dark brown to black pigments |
| Sebaceous Glands | tiny glands that secrete sebum |
| Sebum | lubricates the skin and hair |
| Collagen | a fibrous protein found in skin, bone, cartilage, tendons, and ligaments |
| Basal Layer | grow and multiply; makes up the deepest layer |