Chamberlain College of Nursing BIOS 255 Edapt The Role of Lymphocytes in Adaptive (Specific, Acquired) Immunity quiz Anatomy and Physiology III with Lab-Holsey > Unit 5

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Chamberlain College of Nursing BIOS 255 Edapt The Role of Lymphocytes in Adaptive (Specific, Acquired) Immunity quiz Anatomy and Physiology III with Lab-Holsey > Unit 5 1. B cells mature in the... : a. thymus. b. lungs. c. spleen. d. bone marrow. 2. T helper lymphocytes recognize antigens presented by _______. a. MHC I molecules on all red blood cells b. MHC II molecules on all antigen presenting cells c. MHC I molecules on antigen presenting cells d. MHC I molecules on all nucleated cells 3. T cells mature in the: a. bone marrow. b. lungs. c. thymus. d. spleen. 4. A process by which the self reactive lymphocytes are marked for destruction is called a. agglutination b. clonal deletion c. opsonization d. neutralization 5. A process by which antibodies immobilize pathogens by promoting the ‘clumping together’ of antigen-antibody complexes is called __________? a. Opsonization b. Complement fixation c. Agglutination 6. T helper cells are also called _______ cells while cytotoxic T cells are called _________? a. CD4; CD8 b. CD8; CD4 c. CD8; CD2 d. CD2; CD4 e. CD4, CD2 7. When antibodies cover the viral particles or bacterial toxin to mask their activity, it’s called? a. Agglutination b. Opsonization c. Complement fixation d. Neutralization e. Anamnestic response 8. Select all that apply. The secondary or anamnestic is: a. Slower than first b. Has higher lymphocytes circulating in the blood c. Faster than first d. Attributed to memory cells 9. B-cell clones that secrete antibodies are called: a. neutrophils. b. bursa cells. c. macrophages. d. NK cells. e. plasma cells. 10. An activated T helper cell produces _____, which is a growth factor for T helper cells and cytotoxic T cells. a. lysozyme b. complement c. interleukin-2 d. antiserum 11. T lymphocytes have all of the following characteristics EXCEPT? a. Receptors called TCR b. Need antigen presentation with MHC proteins c. They mature in the bone marrow d. Mature in thymus e. Born in bone marrow 12. Which of the following is false of B lymphocytes? a. They mature in thymus b. They secrete antibodies c. They are produced in bone marrow d. They mature in the bone marrow e. They have receptors called BCR 13. Which process involves antibodies cross-linking cells or particles into large aggregates? a. Neutralization b. Complement fixation c. Agglutination d. Anamnestic response e. Opsonization 14. 15. What is it called when B cells and T cells are activated against specific antigens? a. Antigen expression b. Antibody production c. Clonal expansion d. Antigen presentation e. Opsonization 16. Negative selection during lymphocyte maturation is called ________. a. clonal activation b. self-recognition c. clonal maturation d. clonal presentation e. self-tolerance [Show More]

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