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30 Cards in this Set
- Front
- Back
Excess tissue fluid.
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edema
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All reticular lymphoid organs are composed of reticular connective tissue except?
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thymus
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Large isolated clusters of lymphoid follicles, structurally similar to tonsils, that are located in the wall of the distal portion of small intestine.
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peyer's patches
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Lymph nodes, spleen and tonsils
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lymphoid organs
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These types of cells differentiate in the thymus.
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T cells
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Cells that recognize antigens and produce plasma cells
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B Cells
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The lighter-staining center of a lymphoid follicles.
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Germinal Centers
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Receives lymph drainage from the digestive organs.
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Cisterna Chyli
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Internal portion of a lymph gland where cells are arranged in a cordlike fashion.
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Medulla
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Lymph enters the subcapular sinus of the lymph node through the
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Afferent lymphatic tissue
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As lymph exits the hilum there are fewer of these types of vessels draining the node than feeding it. What is the name of the vessels draining the node
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Efferent lymphatic tissue
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Small organs associated with lymphatic vessels are termed
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lymph nodes
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The distal portion of the small intestine contains clumps of lymph follicles called
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Peyer's patches
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The thymus is most active during
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childhood
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The lymphatic capillaries are
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more permeable than blood capillaries
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Lymph leaves a lymph node via
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Efferent lymphatic vessels
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By secreting hormones, the thymus causes what cells to become immunocompetent?
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Lymphocytes
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When the lymphatics are blocked due to tumors, the result is
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Severe localized edema distal to blockage
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What is a bubo?
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infected lymph node
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The lymph tissues found within the walls of the small intestine are called
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Peyer's patches
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Particularly large clusters of lymph nodes occur in all of the following locations except the?
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lower extremities
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Digestive tract-associated lymphatic tissue includes all of the following except
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islets of langerhans
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Functions of the lymphatic system include:
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transport excess tissue fluid to the blood vascular system
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The tonsils located at the base of the tongue are the?
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lingual tonsils
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Which of the following is not a normal component of lymph?
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red blood cells
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A sentinel node is?
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first node to receive lymph from an area suspected to be cancerous
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Select the correct statement about lymph transport
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Lymph transport depends on the movement of adjacent tissues, such as skeletal muscles
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Select the correct statement about lymphocytes.
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B cells produce plasma cells, which secrete antibodies in to the blood
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Select the correct statement about lymphoid tissue.
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Lymphoid tissue is predominately reticular connective tissue
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A ring of lymphoid tissue that appears as a swelling of the mucosa in the oral cavity is called a(n):
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Tonsil
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