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1Stack #44326

Ch 14, Lymphatic & Immune Sytems; Study Section

QuestionAnswer
allergen Substance capable of causing a specific hypersensitivity in the body; a type of antigen.
anaphylaxis Exaggerated or unusual hypersensitivity to foreign protein or other substance.
atopy Hypersensitive or allergic state involving an inherited predisposition.
CD4+ lymphocytes Helper T cells that carry the CD4+ protein antigen on their surface. HIV binds to CD4+ and infects and kills T cells bearing this protein.
Hodgkin disease Malignant tumor of lymph tissue in spleen and lymph nodes; Reed-Sternberg cell is often found on microscopic analysis.
human immunodeficiency virus (HIV) Virus (retrovirus) that causes AIDS.
Kaposi sarcoma Malignant (cancerous) condition associated with AIDS: arises from the lining of capillaries and appears as bluish-red skin nodules.
opportunistic infections Infectious diseases associated with AIDS; they occur because AIDS lowers the body's resistance and allows infection by bacteria and parasites that normally are contained.
non-Hodgkin disease lymphoma Group of malignant tumors involving lymphoid tissue. Examples are follicular lymphoma and large cell lymphoma.
protease inhibitor Drug that treats AIDS by blocking the production of protease, a proteolytic enzyme that helps to create new viral pieces for HIV.
retrovirus RNA virus that makes copies of itself by using the host cell's DNA; this is in reverse (retro-) fashion because the regular method is for DNA to copy itself onto RNA.
reverse transcriptase inhibitor Drug that treats AIDS by blocking reverse transcripase, an enzyme needed to make copies of the HIV virus.
Created by: dmmeadows on 2006-07-21



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