Chapter 4 Key Terms
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Created by:
randykendall on November 9, 2011
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18 terms
Terms | Definitions |
|---|---|
 Apocrine Glands | Sweat glands in the pubic and underarm areas that secrete thicker sweat, that produce odor when come in contact with bacteria on the skin |
| Cutaneous Membrane | skin; covers the surface of the body; consists of statified epithelium and a layer of areolar tissue reinforced by underlying dense irregular connective tissue |
| Dermis | second layer of skin, holding blood vessels, nerve endings, sweat glands, and hair follicles |
| Eccrine Glands | most numerous, important, and wide spread of the sweat glands, mostly on forehead, upper lip, palms and soles, not hair follicles, regulate temperature, |
| Epidermis | an outer layer of cells designed to provide protection |
| Epithelial Membrane | Includes the cutaneous membrane, mucous membrane, and the serous membrane. Also called covering and lining membranes |
| Exocrine Glands | gland that releases its secretions through tubelike structures called ducts |
| Integument | Layer of sporophyte tissue that contributes to the structure of an ovule of a seed plant. |
| Keratinization | Process by which the cells of the epidermis become filled with keratin and move to the surface where they are sloughed off |
| Melanin | the protective skin pigment responsible for the tan, brown, or black color of human skin; produced in abundance upon exposure to ultraviolet radiation |
| Melanocytes | 8% of epidermis cells, produce pigment melanin, contributes to skin color, absorbs damaging UV light |
| Mucous Membrane | the layer of epithelial tissue that covers internal surfaces of the body and that secretes mucus |
| Mucus | a thick, slippery substance produced by the body |
| Sebacecous glands | in hypo 1.Secrete sebum (oily substance) for hair and skin 2.Sebum lubricates and the skin and attracts bacteria 3.Ducts open into hair follicles 4.Glands become active during puberty from increased levels of sex hormones 5.if a bland is blockedwhitehead 6.if accumulated material dries and darkensblackhead 7.Acne Vulgaris |
| Sebum | Oily substance secreted by sebaceous glands |
| Serous Fluid | the membrane secretion that functions as a lubricant, allowing visceral organs to slide past each other without friction |
| Serous Membrane | membrane that lines a cavity without an opening to the outside of the body |
| Suderiferous Glands | sweat glands - glands that produce a saline solution called sweat |
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