BSNC 6000 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

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BSNC 6000 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS What is hypersensitivity? - Answer -A persons immune system reacts in a way that damages them rather than protecting them What is type III hypersensitivity? - Answer -Antigen-antibody complexes deposit into blood vessel walls causing inflammation and tissue damage what cells produce antibody? - Answer -plasma cells what is type 1 hypersensitivity? - Answer -presence of IgE specific to an allergen what is the MOI of type 1 hypersensitivity? - Answer -histamine stimulates mucus secretion in the nasal passages and tears that leads to inflammation what are examples of type 1 hypersensitivity? - Answer -(atopic diseases) allergic reactions, asthma, dermatitis, and anaphylaxis what is the immune mechanism of type II hypersensitivity? - Answer -anti-body mediated immune reaction where antibodies like IgG or IgM are directed against cells. This is an autoreactive antibody that targets its own tissues. What is the MOI of type II hypersensitivity? - Answer -cellular destruction, functional loss, and tissue damage d/t antibodies targeting the body. examples of type II hypersensitivity and where are they commonly seen Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com - Answer -autoimmune diseases, infections, cytopenias, and hemolytic anemias. seen in transplants and blood transfusions. What is the immune mechanism of type III hypersensitivity? - Answer -mediated by immune complexes like antigen-antibody (IgG) complexes accumulating in the body. which type of hypersensitivity is most complex? - Answer -type III What is the MOI for type III hypersensitivity? - Answer -antigen-antibody complexes deposited in blood vessel walls cause inflammation and tissue damage where the complexes accumulate. Common examples of type III hypersensitivity - Answer -SLE (Lupus) and RA (rheumatoid arthritis) What is the immune mechanism of type IV hypersensitivity? - Answer -autoreactive cytotoxic cells what is the MOI in type IV hypersensitivity? - Answer -autoreactive cytotoxic cells attack the bodies own tissues especially i the lungs and airways. common examples of type IV hypersensitivity - Answer -HIV, RSV, contact dermatitis, TB, MS, and DM1 why is lupus rare? - Answer -because it requires a series of complex events that need to occur over many years. steps for lupus to occur? - Answer -genetic predisposition --> macrophage challenging event (covid) --> unregulated apoptosis of macrophages --> build up of debris in the body causes the making of antibodies --> immune system is now compromised --> we make antibodies against ourself what do macrophages do? - Answer -after infection they clean up debris in the tissue and release Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com