NR 507 Midterm Exam Questions With 100% Correct Answers | Verified | Latest Update (2025/2026)

NR 507 Midterm Exam Questions With 100% Correct Answers | Verified | Latest Update (2025/2026) Hypersensitivity: Type 1 - answer--Mediated IgE -inflammation due to mast cell degranultion -anaphylactic, asthma, hay fever treatment: epinephrine Hypersensitivity: Type 2 - answer--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 - answer--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 - answer--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 Hypersensitivity: Type 3 - answer--rheumatoid arthritis -Systemic Lupus Erythematosus (SLE)-Raynaud's Hives (urticaria) - answer-Hypersensitivity Type 1 First responders to innate the immune system - answer-Neutrophils Allergic contact dermatitis - answer-Hypersensitivity Type IV Type 2 cytotoxic hypersensitivity mediated by: - answer--IgG IgM -macrophages are primary effort cells - Serum Sickness - answer-type 3 hypersensitivity Hypersensitivity IV, - answer--is more of a delayed immune response. -mediated T-cells attack tissue directly (no antibodies) Autoimmune - answer--diseases in which the body makes antibodies directed against its own tissues - Primary immunodeficiency - answer--Genetic; inherited -result of single gene defects -B and T cell deficiencies