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37 Cards in this Set
- Front
- Back
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Which secondary organs are encapsulated?
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spleen, lymph nodes
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Which secondary organ/s is/are not encapsulated?
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lymphatic nodules
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What is the largest lymphatic organ and whats its function?
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spleen filters blood and it is the largest lymphatic organ
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What divides the spleen into regions and what are they?
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White pulp and red pulp
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What is located in the portion of the spleen responisble for filtering blood?
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red pulp, macrophages are like powerful vacuum cleaners that engulf pathogens and debris, such as worn out RBC's
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What organ would be removed from sicle-cell anemia? Why? What would these persons typically have?
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Spleen, they don't want it to rupture from a splenic infarct, greater susceptibility of disease
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What does the white pulp contain?
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mostly lymphocytes (produced in the bone marrow)
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What are the 2 reasons they would remove a spleen?
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splenic rupture or infarct
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Why would rupture of the spleen occur?
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very delicate cpasule
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what occur along the lymphatic vessels and what is their job?
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lymph nodes, filter lymph
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Which secondary organs are encapsulated?
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spleen, lymph nodes
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Which secondary organ/s is/are not encapsulated?
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lymphatic nodules
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What is the largest lymphatic organ and whats its function?
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spleen filters blood and it is the largest lymphatic organ
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What divides the spleen into regions and what are they?
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White pulp and red pulp
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What is located in the portion of the spleen responisble for filtering blood?
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red pulp, macrophages are like powerful vacuum cleaners that engulf pathogens and debris, such as worn out RBC's
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What organ would be removed from sicle-cell anemia? Why? What would these persons typically have?
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Spleen, they don't want it to rupture from a splenic infarct, greater susceptibility of disease
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What does the white pulp contain?
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mostly lymphocytes (produced in the bone marrow)
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What are the 2 reasons they would remove a spleen?
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splenic rupture or infarct
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Why would rupture of the spleen occur?
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very delicate cpasule
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what occur along the lymphatic vessels and what is their job? What cells filter?
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lymph nodes, filter lymph, macrophages
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Why do physicians often remove lymph nodes?
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They're downstream where cancers occur, check for metastisis
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Physicians often feel the lymph nodes for presence of what?
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swollen, tender lymph nodes indicates infection, hard and painless indicates cancer
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If a physician feels a lymph node and they're tender and swollen, what is the condition the patient has?
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lymphadenitis
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What type of lymphoma cropped up in an African tribe derived from an infectious organism? What is this infectious organism, and what else does it cause?
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Burkitt's lymphoma, ebstein barr virus enters lymphocytes and causes them to go out of control. This also contributes to mononucleosis
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What does EBV cause in the patient in Vital Signs article? What is the treatement?
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Enters lymphocytes and causes them to grow out of control in an immmunosuppressed patient, especially with HIV,
treat: chemotherapy and antiretroviral treatment |
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what is the name of the dr. who specializes in cancer of the blood?
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hematologic oncologist
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What are all the secondary lymphatic organs
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spleen, lymph nodes, lymphatic nodules, and peyer's patches
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What patch of lymphatic, if inflamed, could lead to rheumatic fever?
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tonsilitis
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What is the first line of defense in detect pathogens and antigens?
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The tonsils
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What can be seen in the back of the mouth?
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Palatine tonsils
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What type of tonsil can be seen in the back of the mouth?
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palatine tonsils
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What is located behind the nasal cavity in the upper portion?
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pharyngeal tonsils
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Where are peyer's patches located?
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intestinal wall and appendix attached to the cecum,
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Where are peyer's patches located?
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in the intestinal wall, and in the papendix attached to the cecum
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What encounters pathogens that enter the body by way of the intestinal tract?
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peyer's patches
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What are some examples of lymphatic nodules?
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tonsils: palatine and pharyngeal
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What is located in the appendix attached to the cecum that defends the body against antigens?
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Peyer's Patches.
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