Plasma cells are which type of lymphocyte? Explain, No more than 3-6 sentences. A). T cells B). B cells

12. Which antibodies will be found in the serum of a person with blood type A, Rh+? a) anti A, anti B, anti Rh b) anti A. anti Rh c) anti A d) anti B, anti Rh e) anti B

32. A plasma protein produced by plasma B cells and is important for neutralizing a foreign antigen is ________.     fibrinogen     immunoglobulins     albumin     plasmin

33. Neutrophils, eosinophils, and basophils. *.. a. Have immunological functional roles b. Are granulocytes Contain vesicles in the cytoplasm d. Are leukocytes e. All of these are correct ubich coction of the pharymy?

Which of the following characteristics apply to this cell 1.  affected cell in mononucleosis 2.  # 1 in frequency 3.  synthesizes and releases cytokines 4.  phagocytic 5.  synthesizes and releases antibodies Choose from the following: (A) 1 and 2 (B) 3 and 5 (C) 2 and 3 (D) 2, 3, and 4 (E) 4 and 5

1. When encountering antigen, describe the mechanism of antigen presentation by B cells. 2. Compare / contrast the advantages and disadvantages of active immunity with passive immunity. 3. Does antibody directly destroy a microbe? EXPLAIN. 4. Use the following terms to construct a coherent mechanism for cell mediated immunity: Interleukin, perforin, CD4 cells, CD8 cells, dendritic cells, MHC class I and class II 5. Upon invasion by a microbial antigen with multiple epitopes (antigenic determinants), What makes clonal selection for T cells and B cells relevant? 6. Why have different classes of antibodies (i.e. IgD, IgE)? 7. Why is the primary and secondary responses to antigen important for the host and for clinical diagnosis? 8. Are all adaptive immune responses the same? EXPLAIN.

1. Cytotoxic T cells are immune cells that can eliminate viral infections. (a) Briefly describe one mechanism whereby activated cytotoxic T cells can kill virus-infected cells.

1. What is the purpose of humoral immunity? 2. A macrophage is also referred to as an antigen-presenting cell. Explain why that is an appropriate term.

1. Compared to innate immunity, adaptive immunity (A) has a response time of minutes to hours. (B) is only specific to a few types of antigens.  (C) becomes more rapid and efficient with each subsequent exposure.  (D) All of these are correct.    2. The white pulp of the ____ forms the periarteriolar lymphoid sheath (PALS) around arterioles. Closely associated with the PALS are lymphoid follicles, primarily composed of ____ in their germinal centers.  (A) spleen; B cells (B) thymus; T cells (C) spleen; macrophages (D) thymus; neutrophils

6. Describe what prompts a cell to produce interferon and the effects interferon has on the infected cell as well as surrounding cells.