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28 Cards in this Set
- Front
- Back
Loose connective tissue (general features)
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Many cells, few fibers
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Loose CT (location)
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Always found beneath epithelial tissues
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Loose CT (function)
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Carry capillaries
Provides nutrients to other tissues |
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Loose CT (structure)
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Type I collagen and elastic fibers
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Dense CT (general features)
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Many fibers, few cells
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Irregular CT (location)
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Found in reticular dermis
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Irregular CT (structure)
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Type I collagen in complex pattern
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Regular CT (location)
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Tendons and ligaments
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Regular CT (structure)
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Most cells are fibroblasts
Type I collagen in parallel and linear fashion |
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Elastic CT (location)
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Fibers of elastin
Large arteries close to heart |
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Elastic fibers (microscopy)
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Yellowish appearance
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Reticular CT (structure)
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Type III collagen
Branching network of collagen |
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Reticular CT (function)
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Scaffolding for dividing and developing cells
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White fat (structure and function)
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Large adipocytes
Protective of fragile organs |
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White fat (appearance)
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Empty, because fat is removed during preparation
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Brown fat (structure and function)
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Smaller than white fat
Heat for animals Highly vascularized |
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Indigenous CT cells (4)
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Primitive mesenchymal cell
Fibroblasts Myofibroblasts Adipocyte |
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Immigrant cells of CT
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Mast cells
Macrophages Plasma cells Lymphocytes Granulocytes |
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Fibroblasts (function)
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Secrete the ECM of CT
Weakly phagocytic Most common CT cell |
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Mast cells (appearance)
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Eosinophilic granules
Clustered around blood vessels |
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Mast cells (function)
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Can attract eosinophils
Release IgA |
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Macrophage (function)
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Second most common cell in CT
Process and present antigens |
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Macrophages (appearance)
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Large and irregular granules
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Plasma cell (function)
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Produce large quantities of specific Ig
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Plasma cell (microscopy)
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Clock face, round nucleus
Highly basophilic Prominent golgi Rare in normal CT |
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Collagen fibers (appearance)
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Made of many collagen fibrils
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Collagen (in tendons)
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Have fibropositors that deposit the parallel arrays of fibroblasts
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Fibronectin
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Mediates attachment of fibroblasts to collagen cells
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