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Specialized protein that fights disease; also called immunoglobulin
Antibody
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Any substance that can provoke an immune response
Antigen
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Antibodies directed against a particular disease or poison
Antitoxin
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Lymphocyte that manufactures antibodies
B lymphocytes
-
Resistance to disease mediated by T cells
Cell-mediated immunity
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Resistance to disease provided by plasma cells and antibody production
Humoral immunity
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T cells that stimulates the immune response
Helper cell
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Resistance to a particular pathogen
Immunity
-
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Protein produced
Interferon
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Protein produced by T cells; help regulate immune system
Interleukin
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Fluid that contains white blood cells and other substances and flows in the lymphatic vessels
Lymph
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Type of agranulocyte; white blood cells made in the bone marrow that are crucial to the body's defense against disease and infection.
Lymphocytes
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Special cell that devours foreign substances
macrophage
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small phagocytic cell that devours foreign substances
microphage
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disease-causing agent
pathogen
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ingestion of foreign substances by specialized cells
phagocytosis
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Organ of lymph system that filters, stores, and rmoves blood, and activates lymphocytes
spleen
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specialized cells that develop in the thymus and are responsible for cellular immunity, and assist with humoral immunity
T cells
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Injection of an antigen from a different organism to cause active immunity
vaccination
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"acquired immundeficiency disease" most widespread immunosuppressive disease; caused by the HIV virus
AIDS
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ALL
acute lymphocytic leukemia
-
-
EIA, ELISA
Enzyme-linked immunosorbet assay
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HIV
human immunodeficiency virus
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substance to which exposure causes an allergic response
Allergen
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Production of IgE antibodies agianst an allergen
Allergy
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overactivity in the immune system against oneself causeing destruction of one's own healthy cells
Auoimmune response
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abnormal reaction to an allergen
hypersensitivity
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Infection that takes hold because of lowered immune response
opportunistic infection
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Normal death of cells
Apoptosis
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Encapsulated; not malignant
Benign
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growing in an orderly fashion
Differentiated
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Abnormal tissue growth
Dysplasia
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held within a capsule; benign
Encapsulated
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infiltrating other organs; spreading
Invasive
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Growing uncontrollably
Malignant
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Spread of malignant cells to other parts of the body; spread of a cancer from a localized area
Metastasis
-
-
Alteration in DNA to produce defective cells
Mutation
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abnormal tissue growth; tumor; new growth
Neoplasm
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any mass of tissue; swelling; growth made up of cells that reproduce abnormally
Tumor
-
-
-
-
CLL
chronic lymphocytic leukemia
-
DNA
deoxyribonucleic acid
-
-
PSA
prostate-specific antigen
-
-
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reverting to a more immature form
Anaplastic
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maturity of a tumor
Grade
-
intensely colored
Hyperchromatic
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excessive in development
Hyperplastic
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having an inflamed appearance (red and swollen)
Inflammatory
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large and fleshy
Medullary
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containing dead tissue
Necrotic
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formed in tight clusters
Nodular
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having papillae projecting from cells
Papillary
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course of treatment
Protocol
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degree of tumor spread
Stage
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removal of tumor and surrounding tissue for examination
Excisional biopsy
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surgical removal of a localized breast tumor
Lumpectomy
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removal of cells for examination by aspirating them with a needle
Needle biopsy
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method of treatment using genetically changed cells to cure or lessen the symptoms of disease
Gene therapy
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