NR 507 midterm Question And Answers Rated A+

Hypersensitivity: Type 1 -Mediated IgE -inflammation due to mast cell degranulation -anaphylactic, asthma, hay fever treatment: epinephrine Hypersensitivity: Type 2 -Cytotoxic reaction: tissue specific -binds to the antigen ON THE CELL SURFACE -macrophages are primary effectors cells involved cause tissue damage or alter function Hypersensitivity 2 -Graves’ Disease (hyperthyroidism) -alters function not destroy -blood transfusions reaction- transfused erythrocytes are destroyed by agglutination or lysis -drug allergies -hemolytic anemia Hypersensitivity: type 3 -Not organ specific -antibody binds to soluble antigen OUTSIDE THE CELL SURFACE that was released into the blood or bodily fluids, and the complex is then deposited in the tissues