MLS Exam Questions ( Immunology) & Answers 2024/2025

MLS Exam Questions ( Immunology) & Answers 2024/2025 From the following, identify a specific component of the adaptive immune system that is formed in response to antigenic stimulation: - ANSWERSImmunoglobulin Which two organs are considered the primary lymphoid organs in which immunocompetent cells originate and mature? - ANSWERSThymus and bone marrow What type of B cells are formed after antigen stimulation? - ANSWERSPlasma cells and memory B cells T cells travel from the bone marrow to the thymus for maturation. What is the correct order of the maturation sequence for T cells in the thymus? - ANSWERSMaturation and selection occur in the cortex; migration to the medulla; release of mature T cells to secondary lymphoid organs Which CD marker appears during the first stage of T cell development and remains present as an identifying marker for T cells? - ANSWERSCD two Which markers are found on mature, peripheral helper T cells? - ANSWERSCD two, three and four Which T cell expresses the CD eight marker and acts specifically to kill tumors or virally infected cells? - ANSWERST cytotoxic How are cytotoxic T cells and natural killer cells similar? - ANSWERSEffective against virally infected cells What is the name of the process by which phagocytic cells are attracted to a substance such as a bacterial peptide? - ANSWERSChemotaxis