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18 Cards in this Set
- Front
- Back
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What are small, round or oval structures located along the pathways of lymphatic vessels?
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lymph nodes
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Lymph nodes are typically found in clusters that receive lymph from what selected body regions?
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axillary lymph nodes, inguinal lymph nodes, cervical lymph nodes
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Which type of lymph nodes are found in the armpit and receive lymph from the breast, axilla and upper limb?
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Axillary lymph nodes
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Where do axillary lymph nodes receive lymph from?
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breast, axilla, and upper limb
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Which type of lymph nodes are found in thegroin and receive lymph from the lower limb and pelvis?
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inguinal lymph nodes
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Where do inguinal lymph nodes recieve lymph from?
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Lower limb and pelvis
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What type of lymph nodes are found in the neck and receive lymph from the head and neck?
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cervical lymph nodes
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What is the primary function of the lymph node?
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filter antigens from lymph and initiate an immune response when necessary.
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What structure is responsible for filtering antigens from lymph and initiating an immune response when necessary?
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lymph node
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What is a sign that lymphocytes are proliferating and attempting to control the spread of infection?
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Strep throat, cervical lymph nodes are often swollen and tender to touch
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what type of cells from other areas of the body can travel easily through the lymphatic system and become entrapped in the lymph nodes?
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cancerous cells
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what What can contribute to enlarged lymph nodes?
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cancerous cells, swelling of the lymph nodes due to infection
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what are some characteristics of a lymph node enlarged by cancer?
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firm and nontender
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If a person is diagnosed with cancer, what are examined?
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lymph nodes that drain the affected organ or body region (i.e. axillary lymph nodes if cancer is detected in the breast)
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What is lymphoma?
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malignant neoplasm that develops from lymphatic structures
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What 2 categories are lymphomas grouped in and what are they?
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Hodgkin lymphoma: characteriaced by the presence of the Reed-Sternberg cell, a large cell whose 2 nuclei resemle owl eyes. can be treated and cured by excision of the tumor, radiation, and or chemo if caught early
non-hodgkin lymphomas: typically develop in lymphatic structures, usually from abnormal B-lymphocytes, and less commonly from T-lymph |
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which type of lymphoma is more common?
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non-hodgkin lymphomas
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What type of lymphoma is the AIDS epidemic associated with?
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a significant rise in agressive B-lymphocyte non-hodgkin lymphomas
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