Term
|
Definition
| epithelium, connective, muscle, nerve |
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Term
| ectoderm epithelium after maturation |
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Definition
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|
Term
| mesoderm epithelium after maturation |
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Definition
| endothelium (lines blood vessals), mesothelium (lines body cavities) |
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Term
| endoderm epithelium after maturation |
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Definition
| lining of gut, urogenital, respiratory |
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Term
| general features of epithelia |
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Definition
| rest on basement membrane, rapid turnover (stem cells), avascular |
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Term
| how to classify epithelia |
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Definition
| based on shape of cells at SURFACE layer (top layer) |
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Term
|
Definition
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Term
|
Definition
| lines body cavities and organs found in body cavities |
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Term
| simple squamous locations |
|
Definition
| endothelium, mesothelium, some kidney tubules |
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|
Term
| stratified squamous location |
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Definition
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|
Term
| simple cuboidal locations |
|
Definition
| some kidney tubules, small ducts of glands |
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|
Term
| stratified cuboidal locations |
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Definition
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|
Term
| simple culumnar locations |
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Definition
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|
Term
| stratified culumnar locations |
|
Definition
| male urethra, conjunctiva |
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|
Term
| psuedostratified culumnar locations |
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Definition
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|
Term
| transitional epithelium locations |
|
Definition
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|
Term
|
Definition
| conversion of one epithelia type to another, from stimuli |
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Term
|
Definition
| conversion of one epithelia type to morphologically abnormal form |
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Term
|
Definition
| striated border; layer of microvilli |
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|
Term
| how are microvilli attached to cell? |
|
Definition
| actin filaments core insert into terminal web (network of actin in cell) |
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|
Term
|
Definition
| very long, branching, interconnected microvilli |
|
|
Term
|
Definition
| carb. side chains covalently bound to membrane proteins/lipids |
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|
Term
|
Definition
|
|
Term
|
Definition
| cilia are attached to and grow from these |
|
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Term
|
Definition
| wavelike motion of cilia in respiratory tract |
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|
Term
|
Definition
| cilia cannot move brain fluid out |
|
|
Term
| junctional complexes location |
|
Definition
| only in epithelia; arranged (from apical to basal) tight junction, zonula adherens, desmosome |
|
|
Term
|
Definition
| dark dots (in LM) between epithelia--junctional complexes |
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Term
|
Definition
| zonula occludens; encircles cell & limits passage of molucules between neighboring cells |
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Term
|
Definition
| mechanical adhesion between neighboring cells |
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|
Term
|
Definition
| maculae adherentes; spot-like mechanical adhesion between neighboring cells |
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|
Term
|
Definition
| basal basophilic cytoplasm of epithelia |
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Term
|
Definition
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|
Term
|
Definition
| half-desmosome bound at basement membrane |
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|
Term
|
Definition
| increase surface area in epithelia; involved in active transport of ions; many mitochondria |
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|
Term
|
Definition
| makes up basement membrane along w/lamina reticularis; composed of lamina lucida and lamina densa; made by epithelial cells |
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|
Term
|
Definition
| makes up basement membrane along w/basal lamina; made by fibroblasts & composed of collagens |
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Term
|
Definition
| light staining portion of basal lamina closer to epithelial cells |
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|
Term
|
Definition
| dark staining portion of basal lamina |
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|
Term
|
Definition
| surrounds muscle cells, adipocytes, etc, but are NOT epithelia |
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|
Term
|
Definition
| release product onto free surface of epithelium |
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|
Term
|
Definition
| release product into surrounding CT; no ducts |
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|
Term
|
Definition
| produce a watery fluid; round to oval nucleus |
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Term
|
Definition
| secrete glycoproteins call mucinogens & produce viscous product; flattened nucleus at basal end of cell (due to mucous granules in cell); pale apical cytoplasm |
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|
Term
|
Definition
| combination of mucous & serous gland cells |
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Term
|
Definition
| groups of serous cells in mixed mucoserous glands |
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Term
|
Definition
| small spaces into which serous cells secrete |
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Term
|
Definition
| serous; anterior to ears on cheeks |
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Term
|
Definition
| mixed serous & mucous (but more serous); beneath chin |
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Term
|
Definition
| mixed serous & mucous (but more mucous); floor of oral cavity |
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|
Term
|
Definition
| secretory vesicle fuses w/membrane & only product is released |
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Term
|
Definition
| product released w/part of the membrane |
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Term
|
Definition
| product fills cell until it bursts |
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|
Term
|
Definition
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|
Term
|
Definition
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|
Term
|
Definition
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|
Term
|
Definition
| (alveolar); secretory unit is shaped like a flask or spherical; Serous |
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|
Term
|
Definition
| secretory unit is tubular; Mucous |
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|
Term
|
Definition
| both tubular and spherical secretory units are present |
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|
Term
|
Definition
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|
Term
| Simple coiled tubular example |
|
Definition
| eccrine sweat glands and apocrine sweat glands |
|
|
Term
| Simple branched tubular example |
|
Definition
|
|
Term
| Simple acinar and simple branched acinar example |
|
Definition
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|
Term
|
Definition
| Brunners glands of the duodenum |
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|
Term
| Compound branched tubuloacinar example |
|
Definition
| submandibular salivary gland |
|
|
Term
|
Definition
| largest subdivisions of a gland, often visible with the naked eye |
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|
Term
|
Definition
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|
Term
|
Definition
| smallest type of intralobular duct |
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|
Term
|
Definition
| receive secretion from intercalated ducts and unite with one another until one large intralobular duct leaves the lobule |
|
|
Term
|
Definition
| basal striations formed by infoldings of its basal plasma membrane; modifying the composition of the secretion |
|
|
Term
|
Definition
| continuations of intralobular ducts that leave the lobule and enter the connective tissue septa |
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|
Term
|
Definition
| union of interlobular ducts |
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|
Term
|
Definition
| union of interlobar ducts |
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|
Term
|
Definition
| contractile and help squeeze the product from the acini |
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