Immunology MCQ

Dentritic cells? Secrete prions Recognise, process and present antigenic information Are the only cells which secrete cytokines correct answer: Recognise, process and present antigenic information Adaptive immune system includes? Skin cells Mast cells T cells correct answer: T cells Immature dendritic cells? Express high numbers of MHC molecules Do not travel to lymph nodes Do not express TLRs correct answer: Do not travel to lymph nodes Toll like...

The most sensitive method for the detection of antibodies to ds-DNA is a. Immunofluorescence b. Radioimmunoassay c. Immunoprecipitation d. Immunoelectrophoresis correct answer: a. Immunofluorescence 1.Which of the following tests is used to diagnose contact dermatitis? a. Prick tests b. Serological tests c. Patch tests correct answer: c. Patch tests 2.Most patients with Myasthenia gravis have autoantibodies against: a. Acetylcholine receptors b. MuSK receptors c. Both Ach and ...

Immune recognition of molecules belonging to self is important to A. activate natural killer cells of the innate immune system . B. determine the safety of interacting with the molecule. C. induce somatic generation of a B- or T-lymphocyte receptor for the molecule. D. stimulate binding by pattern recognition receptors. E. trigger an attack on the cell expressing the self molecule correct answer: *The answer is B.* Identification of self tells the immune system that the cell or molecule re...