epithelial chrctstcs
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| epithelial characteristics | - cellularity - regeneration - avascularity: lacks own blood supply - polarity: apical vs. basal - supported by connective tissue | ||||
| ET functions | - absorption - secretion - protection - diffusion - filtration | ||||
| how to identify ET | - find the lumen - find the apical surfaced - shape of cells - arrangement | ||||
| keratinized vs. non-keratinized | keratinized: epidermis (dry) non-keratinized: vagina/esophagus | ||||
| goblet cells | found in pseudostratified columnar ET: secretes mucus | ||||
| cilia | found in pseudostratified columnar ET: propels mucus | ||||
| intercalated discs | found in cardiac muscles |
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Created by:
Pamela Maranan
on 2011-06-08