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20 Cards in this Set
- Front
- Back
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Basal lamina consists of?
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Type IV collagen
Laminin Heparan sulfate Fibronectin Nidogen/entactin Perlecan |
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What are the functions of the basal lamina? (5)
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1. Attachment
2. Separation from adjacent tissues 3. Polarity 4. FIlteration 5. Cellular regeneration |
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Junctional complexes consist of?
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1. Zonula occludens
2. Zonula adherens 3. Macula adherens |
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Another name for tight junctions?
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Zonula occludens
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Another name for desmosomes?
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Macula adherens
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Types of anchoring junctions? (4)
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1. Zonula adherens
2. Macula adherens (desmosomes) 3. Focal adhesions 4. Hemidesmosomes |
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Microvilli are located at the apical or basal end of cells? What protein is found in microvilli?
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MICROVILLI -- apical specialization
Contain ACTIN |
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Where are sterocilica found?
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STEREOCILI- apical specialization
-Found in male reproductive tract & ear -Actin filaments (long microvilli) |
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Cilia contains what protein?
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CILIA-apical specialization
Contain TUBULIN (microtubules) |
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Epithelium receives nutrients from?
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DIFFUSION
-epithelium does NOT have blood supply but is innervated |
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What are the shapes of epithelial surface cells? (4)
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1. Squamous
2. Cuboidal 3. Columnar 4. Transitional |
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Where is stratified squamous epithelium (keratinized or non-keratinized) found? (4)
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1. Skin
2. Oral cavity 3. Esophagus 4. Anus |
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Where is simple squamous epithelium found? (2)
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1. Endothelium
2. Mesothelium |
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Type of epithelium in which every cell contacts basement membrane but not all reach surface?
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Pseudostratified epithelium
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Where is simple columnar epithelium found? (2)
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1. Intestinal lining
2. Gallbladder |
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Simple columnar often performs which functions?
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Absorptive & secretory
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Where is transitional epithelium found? (3)
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1. Bladder
2. Ureters 3. Renal calyces |
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Main difference between exocrine & endocrine glands?
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EXOCRINE: Release product into DUCT or on a SURFACE
ENDOCRINE: Release products into BLOOD |
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Exocrine gland secretions may be classified as?
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Serous
Mucous Mixed |
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Which glands are both endocrine & exocrine?
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1. Pancreas
2. Liver |
