Exam 29: Defending the Body: the Immune System

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Even though they are different species,cowpox exposure can render immunity to smallpox.Compare the connections between this fact and the causes of autoimmune disorders.

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Recognition of something as foreign or "non-self" is all about structure and shape.Cowpox can render immunity to smallpox based on similar shapes of their viral antigens.The cowpox virus evokes an immune response that produces antibodies and memory cells,and when similarly shaped smallpox viruses enter the body,a prompt,strong immune response follows.Basically the same thing happens with autoimmune disorders.When a pathogen that has antigens shaped similarly to body tissues (e.g.,has amino acid sequences similar to those found on body tissues)invades the body,it evokes an immune response that may also attack those similarly shaped tissues.

CD4 and CD8 T cells are likely to become active when they:

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Lymphocytes and other white blood cells are produced in the:

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AIDS is an autoimmune disease.

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Which of the following would best be defined in part as an immune system overreaction?

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Which of the following would be best categorized as a phagocyte?

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Cells that help initiate the adaptive immune response by placing microbial antigens on their surfaces are generally referred to as:

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Which part of the innate response cuts holes in the cell membranes of pathogens?

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Compare and contrast the benefits of histamine and histamine-producing cells with their potential risks to the health of the human body.

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What is a phagocyte?

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Refer to the figure below, and then answer the following question(s). Refer to the figure below, and then answer the following question(s).    -The figure above shows antibody-mediated immunity.The cells indicated by a 2 are: -The figure above shows antibody-mediated immunity.The cells indicated by a "2" are:

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Antibodies are produced by plasma cells and regulatory T cells.

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Inflammation is a type of ________ immune response.

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In which type of response are Toll-Like Receptors (TLR's)important to pathogens?

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The virus HIV,which causes AIDS,infects:

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What do many of the different kinds of allergies have in common?

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Lymphatic tissue closely associated with the bloodstream as well as lymphatic circulation is found in the:

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Antibodies may help phagocytes grab and ingest bacteria.

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Lymphocytes that become part of antibody-mediated immunity arm of the adaptive immune response develop in the:

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AIDS has become a more manageable illness in developed countries in recent years due to:

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