2. Allergy………………………. A hypersensitivity reaction Nonsocomial……………..infection acquired in the hospital Phagocytosis………………engulfing Hives………………………….seen in an allergic reaction Antibody …………………...protective blood protein Antigen ………………………substance that stimulate antibody formation Hodgkin’s diseases ……..a type of cancer Sarcoidosis ………………….autoimmune diseases Vaccination ……………...…immunization ELISA …………………………..blood test for AID