Exam 37: Immunity

Use the figure above to answer the following questions. -The letter "F" from the above figure represents

Pre-cancerous and even early cervical cancer

Antibodies are

Why is it beneficial to urinate after sexual activity?

Why is the destruction of helper T cells caused by HIV infection so crippling to adaptive immunity?

MATCHING Matching.Match each term with the most appropriate statement. a.cells that do not divide, die in less than a week, and secrete antibodies b.cells that directly destroy body cells already infected by viral or fungal parasites, as well as mutant and cancerous cells c.lymphocytes that are held in reserve, circulate in the bloodstream, and enable a rapid response to subsequent encounters with the same invader d.able to lyse cells by forming pore complexes e.cells that are produced in the bone marrow, are never changed by the thymus, and manufacture antibodies f.able to destroy cells but not dependent on recognition of antigen-MHC complexes g.a class of proteins that help cells of the immune system communicate h."big eaters" that alert other lymphocytes to the invasion of specific antigens i.immature cells that may or may not be committed to develop into one of several mature cell types j. a group of cells that are all produced asexually from one original parent cell k.surface patterns of nonself molecules or particles l. proteins released by cytotoxic T cells to destroy target cell membranes m. preparation injected into the body to elicit a primary immune response n. one of this group has been identified as the causative agent of AIDS -vaccine

Antibodies can be produced against all of the following EXCEPT

Classification.Respond to the following statements with reference to the five types of white cells listed below. a.macrophages b.helper T cells c.B cells d.cytotoxic T cells e.natural killer cells -These cells scavenge dead cells and attack bacteria directly.

MATCHING Matching.Match each term with the most appropriate statement. a.cells that do not divide, die in less than a week, and secrete antibodies b.cells that directly destroy body cells already infected by viral or fungal parasites, as well as mutant and cancerous cells c.lymphocytes that are held in reserve, circulate in the bloodstream, and enable a rapid response to subsequent encounters with the same invader d.able to lyse cells by forming pore complexes e.cells that are produced in the bone marrow, are never changed by the thymus, and manufacture antibodies f.able to destroy cells but not dependent on recognition of antigen-MHC complexes g.a class of proteins that help cells of the immune system communicate h."big eaters" that alert other lymphocytes to the invasion of specific antigens i.immature cells that may or may not be committed to develop into one of several mature cell types j. a group of cells that are all produced asexually from one original parent cell k.surface patterns of nonself molecules or particles l. proteins released by cytotoxic T cells to destroy target cell membranes m. preparation injected into the body to elicit a primary immune response n. one of this group has been identified as the causative agent of AIDS -interleukins

Classification.Respond to the following statements with reference to the five types of white cells listed below. a.macrophages b.helper T cells c.B cells d.cytotoxic T cells e.natural killer cells -These cells destroy cells infected by viruses.

Antihistamines dampen the effect of allergic reactions by

MATCHING Matching.Match each term with the most appropriate statement. a.cells that do not divide, die in less than a week, and secrete antibodies b.cells that directly destroy body cells already infected by viral or fungal parasites, as well as mutant and cancerous cells c.lymphocytes that are held in reserve, circulate in the bloodstream, and enable a rapid response to subsequent encounters with the same invader d.able to lyse cells by forming pore complexes e.cells that are produced in the bone marrow, are never changed by the thymus, and manufacture antibodies f.able to destroy cells but not dependent on recognition of antigen-MHC complexes g.a class of proteins that help cells of the immune system communicate h."big eaters" that alert other lymphocytes to the invasion of specific antigens i.immature cells that may or may not be committed to develop into one of several mature cell types j. a group of cells that are all produced asexually from one original parent cell k.surface patterns of nonself molecules or particles l. proteins released by cytotoxic T cells to destroy target cell membranes m. preparation injected into the body to elicit a primary immune response n. one of this group has been identified as the causative agent of AIDS -B lymphocytes

The following questions refer to the figure above of antibody structure. -The variable region of a light chain is indicated by

-The elimination of resident bacterial populations is

-The letter "A" in the above figure represents

Classification.Respond to the following statements with reference to the five types of white cells listed below. a.macrophages b.helper T cells c.B cells d.cytotoxic T cells e.natural killer cells -Antibody production occurs in these cells.

Approximately ____ million people are now infected with HIV.

MATCHING Matching.Match each term with the most appropriate statement. a.cells that do not divide, die in less than a week, and secrete antibodies b.cells that directly destroy body cells already infected by viral or fungal parasites, as well as mutant and cancerous cells c.lymphocytes that are held in reserve, circulate in the bloodstream, and enable a rapid response to subsequent encounters with the same invader d.able to lyse cells by forming pore complexes e.cells that are produced in the bone marrow, are never changed by the thymus, and manufacture antibodies f.able to destroy cells but not dependent on recognition of antigen-MHC complexes g.a class of proteins that help cells of the immune system communicate h."big eaters" that alert other lymphocytes to the invasion of specific antigens i.immature cells that may or may not be committed to develop into one of several mature cell types j. a group of cells that are all produced asexually from one original parent cell k.surface patterns of nonself molecules or particles l. proteins released by cytotoxic T cells to destroy target cell membranes m. preparation injected into the body to elicit a primary immune response n. one of this group has been identified as the causative agent of AIDS -cytotoxic T lymphocytes

The source of diversity for B and T cell receptors is

MATCHING Matching.Match each term with the most appropriate statement. a.cells that do not divide, die in less than a week, and secrete antibodies b.cells that directly destroy body cells already infected by viral or fungal parasites, as well as mutant and cancerous cells c.lymphocytes that are held in reserve, circulate in the bloodstream, and enable a rapid response to subsequent encounters with the same invader d.able to lyse cells by forming pore complexes e.cells that are produced in the bone marrow, are never changed by the thymus, and manufacture antibodies f.able to destroy cells but not dependent on recognition of antigen-MHC complexes g.a class of proteins that help cells of the immune system communicate h."big eaters" that alert other lymphocytes to the invasion of specific antigens i.immature cells that may or may not be committed to develop into one of several mature cell types j. a group of cells that are all produced asexually from one original parent cell k.surface patterns of nonself molecules or particles l. proteins released by cytotoxic T cells to destroy target cell membranes m. preparation injected into the body to elicit a primary immune response n. one of this group has been identified as the causative agent of AIDS -memory cells