Ch.4; Key Note Pt.2
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15 terms
Terms | Definitions |
|---|---|
Basement Membrane | The basal surface of each epithelium is connected to a noncellular |
Stem Cells, Germinative Cells | Divisions by these cells continually replace the short-lived epithelial cells |
Simple Epithelium | Has a single layer of cells covering the basement membrane |
Stratified Epithelium | Has several layers |
Squamous Epithelium | In this epithelium, the cells are thin and flat |
Cuboidal Epithelium | Cells in this epithelium resemble little hexagonal boxes |
Columnar Epithelium | Taller and more slender epithelium |
Merocrine Secretion | The most common method of secretion, the product is released through exocytosis |
Apocrine Secretion | Involves the loss of both secretory product & cytoplasm |
Holocrine Secretion | Destroys the cell, which becomes packed with secretions before it finally bursts |
Serous | Watery, usually contains enzymes, exocrine secretion |
Mucous | Thick & slippery, exocrine secretion |
Mixed | Containing enzymes & lubricants, exocrine secretion |
Connective Tissues | Have specialized cells & a matrix |
Matrix | Composed of extracellular protein fibers and a ground substance |
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