Chapter.13&14 study guide – Flashcards
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Eosinophil
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White blood cell with reddish granules; numbers increase in allergic reactions
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Fibrin
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Protein threads that form the basis of a clot
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Elecrophoresis
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Method of separating out plasma proteins by electrical charge
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Antigens
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Foreign material that invades the body
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Hematopoietic stem cell
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Undifferentiated blood cell
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Heparin
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Anticoagulant found in the blood
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Poikilocytosis
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Disorder of red blood cell morphology
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Neutropenia
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Deficiency in numbers of wbc's
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Erythroblast
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Immature red blood cell
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Myeloid
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Derived from bone marrow
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hemolysis
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Breakdown of recipients red blood cells when incompatible blood's are mixed
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Iron deficiency anemia
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Condition associated with sideropenia, causing deficient production of hemoglobin
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Hemolytic anemia
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Reduction in red blood cells due to excessive cell destruction
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Thalassemia
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Inherited defect in ability to produce hemoglobin
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Pernicious anemia
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Lack of mature blood cells due to inability to absorb vitamin B12 into the body
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Hemochromatosis
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Excessive deposits of iron throughout the body
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Hemophilia
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Excessive bleeding caused by congenital lack of factor VIII or IX
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Coagulation time
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Test in which venous blood is clotted in a test tube
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Hematocrit
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Test in which blood sample is spun in a test tube so that the red blood cells fall into the bottom and the percentage of rbc's is determined
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Red blood cell morphology
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Examination of blood smear to determine the shape or form of cells
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WBC differential
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Test in which leukocytes are stained and counted under a microscope to see numbers of mature and immature forms
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Erythrocyte sedimentation rate
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Test in which anticoagulant is added to a venous blood sample and the distance cells fall in the test tube over time is determined
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Albumin
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Blood protein that maintains the proper proportion and concentration of water in blood
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Edema
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Swelling;fluid leaks out into tissue spaces
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Immunoglobulins
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IgM, IgG, IgA, IgD, and IgE
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Relapse
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Return of disease symptoms
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Palliative
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Relieving symptoms but not curing disease
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Lymphopoiesis
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Formation of lymph
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Interstitial fluid
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Found in the spaces between cells and becomes lymph when it enters lymph capillaries
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Platelets
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Is NOT a component of the immune system
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Bone marrow
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Lymph nodes are NOT concentrated in this area
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T-cells
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Helper or suppressor cells
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Tonsils
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Oropharyngeal lymph tissue
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Thymus
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Mediastinal T-cell producer
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Adenoids
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Nasopharyngeal lymph tissue
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Spleen
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Abdominal organ that filters erythrocytes and activates lymphocytes
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Bone marrow
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Produces lymphocytes and monocytes and all other blood cells
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T-cell lymphocytes
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Cytotoxic cells
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Interferon & interleukin
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Best described as antiviral proteins produced by T-cell lymphocytes
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Lymphcytosis
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Slight increase in numbers of lymphocytes
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Toxic
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Pertaining to poison
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Ct scan
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Computerized X-ray imaging in the transverse plane
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HIV
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The virus that causes AIDs
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Hodgkin's disease
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Malignant tumor of the lymph nodes
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Herpes simplex
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Viral infection causing blisters on skin of lips, nose, or genitals
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Kaposi sarcoma
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Cancer arising from the lining cells of capillaries, producing purplish skin nodules
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Pneumocystis jiroveci (carinii) pneumonia
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Major lung infection with fever, cough, chest pain, and sputum treated with trimethoprim-sulfamethoxazole (septra, bactrim)
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Toxoplasmosis
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Protozoal (parasitic) infection associated with Aids that may cause pneumonitis,hepatitis, and encephalitis
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Cryptococcosis
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Fungal infection associated with AIDs involving brain and meninges, lungs, and skin
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Atopy
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Hypersensitivity or allergic state
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Cell-mediated immunity
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An immune response in which T-cells destroy antigens
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T-cells
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Lymphocytes contained in the thymus gland that act on antigens
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B-cells
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Lymphocytes that transform into plasma cells and secrete antibodies
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Humoral immunity
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An immune response in which B cells transform into plasma cells and secrete antibodies
