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22 Cards in this Set
- Front
- Back
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avascular
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Characterized by or associated with a lack of blood vessels
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basal membrane
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the deepest layer of the epidermis in the avian skin
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Ducts
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a passage with well-defined walls, especially a tubular structure for the passage of excretions or secretions.
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Endocrine Glands
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endocrine glands organs whose secretions (hormones) are released directly into the circulatory system; they include the pituitary, thyroid, parathyroid, and adrenal glands, the pineal body, and the gonads.
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endothelium
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The tissue that forms a single layer of cells lining various organs and cavities of the body, esp. the blood vessels, heart, and lymphatic vessels. It is formed from the embryonic mesoderm
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exocrine glands
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Exocrine glands are glands that secrete their products (excluding hormones and other chemical messengers) into ducts (duct glands) which lead directly into the external environment.
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extracellular matrix
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All the connective tissues and fibres that are not part of a cell, but rather provide support
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gland
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An organ in the human or animal body that secretes particular chemical substances for use in the body or for discharge into the surroundings
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Ground substance
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the body substance in which tissue cells are embedded
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Histology
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the study of the microscopic structure of tissues
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lacunae
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A cavity or depression, esp. in bone
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lamina propria
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A layer or connective tissue under the epithelium of a mucous membrane
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Mesothelium
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the epithelium that lines the pleurae, peritoneum, and pericardium
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Necrosis
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The death of most or all of the cells in an organ or tissue due to disease, injury, or failure of the blood supply
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secretion
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A process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion
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Tissue
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Any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products
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sphincter
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A ring of muscle surrounding and serving to guard or close an opening or tube, such as the anus or the openings of the stomach.
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Fibrosis
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The thickening and scarring of connective tissue, usually as a result of injury.
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hyperplasia
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The enlargement of an organ or tissue caused by an increase in the reproduction rate of its cells,
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differentiation
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a discrimination between things as different and distinct
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desmosome
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A structure by which two adjacent cells are attached, formed from protein plaques in the cell membranes linked by filaments.
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Intercalated discs
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An intercalated disc is an undulating double membrane separating adjacent cells in cardiac muscle fibers
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