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38 Cards in this Set
- Front
- Back
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Tight |
Sealing Zonula occludens Occluding/Tight Goes all the way around the cell |
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Intermediate |
Zonula adherens Adhering |
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Desmosome |
Macula adherens Adhering |
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Gap |
Communicating |
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Tight junction functions and two proteins |
Prevents things from going between cells Claudin and Occludin |
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Front (Term) |
Tight junction |
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Front (Term) |
Tight junction |
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Adhering function and proteins |
Hang on to the next cell so it is not easily pulled apart Goes all the way around Cadherins |
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Front (Term) |
Adhering Zonula adherens |
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Front (Term) |
Sealing junctions (Tight) |
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Desmosome function and proteins |
Caherins Individual places around the cell cell to cell adhesion |
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Front (Term) |
Desmosomes |
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Communicating function and proteins |
Gap Coordinate cells Through the cell Connexins |
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Front (Term) |
Gap junctions |
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Hemi desmosome function and proteins |
Cell to the underlying basement membrane Proteins: Integrins |
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Front (Term) |
A. Zonula occludens B. Zonula adherens C. Desmosome D. Hemidesmosome E. Gap |
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Endocrine |
secrete into the blood stream |
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Exocrine |
Secrete into a duct |
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Acinar |
Secretory units are round and lumen is small |
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Alveolar |
Secretory units are round but lumen is large and prominent |
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Merocine |
Sweat glands, parotid salivary gland |
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Apocrine |
Most sweat glands Mammary glands |
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Holocrine |
Sebaceous glands |
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Holocrine |
Sebaceous glands |
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Serous glands |
Watery secretion Typically rich in enzymes Vary in staining intensity Granular appearance to cytoplasm
Nuclei are round and prominent |
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Front (Term) |
Serous glands |
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Front (Term) |
Serous |
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Front (Term) |
Mucous glands |
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Mucous glands |
Viscous (thick) secretion Rich in mucoid substance Mucous-type cells are pale May appear foamy Nuclei flattened at basal membrane |
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Front (Term) |
Mucous |
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Mixed Glands |
Both serous and mucous cells in same gland |
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Serous demilunes |
Cap on top of serous cells |
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Front (Term) |
Mixed Gland |
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Front (Term) |
Goblet cells |
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Unicellular glands |
Unicellular glands Secrete mucous Goblet cells Found in respiratory tract, small and large intestine |
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Myoelithelial Cells |
Contain actin filaments and myosin Contract to move secretions toward the exterior Sweat, lacrimal, salivary glands Nuclei within basement membrane |
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Neuroepithelial cells |
Epithelial cells with sensory functions Cells of taste buds, olfactory epithelium, hair cells of inner ear |
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Epithelium features (3) |
1. More cells than CT 2. Little intercellular material 3. Not vascularized |
