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Lymphatic Pre-Test 7) Which one of the following is NOT true of WBCs: A) they use diapedesis to move in and out of blood vessels B) they move by ameboid motion C) they account for less than 1 percent of total blood volume D) they locate areas of tissue damage through chemotaxis E) they initiate the clotting process 1) The fluid that is forced out of the capillary beds by hydrostatic and osmotic pressures and into the tissue spaces is called: A) venous blood B) interstitial fluid C) lymph D) plasma E) arterial blood 2) Which lymphoid tissues trap and remove bacteria entering the throat: A) axillary lymph nodes B) cervical lymph nodes C) thymus gland D) tonsils E) Peyer's patches 8) Which of the following substances is NOT typically perceived as an antigen: A) self-antigens B) fungi C) pollen grains D) bacteria E) virus particles 3) Which one of the following is NOT a type of lymphoid organ: A) spleen B) tonsils C) appendix D) thymus gland E) Peyer's patches 9) The inflammatory process begins with release of chemicals, which do all of the following EXCEPT: A) attract phagocytes to the area B) cause capillaries to become leaky C) activate pain receptors D) dilate blood vessels E) stimulate release of lysozyme 4) A substance that stimulates the immune system to release antibodies: A) interleukin B) prothrombin activator C) antibody D) antigen E) fibrinogen 10) The study of immunity is called: A) immunology B) microbiology C) anatomy D) pathology E) histology 5) The body's first line of defense against the invasion of disease-causing microorganisms is: A) phagocytes B) inflammatory response C) skin and mucous membranes D) natural killer cells E) fever 11) The body's temperature-regulating "thermostat" that can be reset upward in response to pyrogens is located in the: A) hypothalamus B) cerebellum C) medulla oblongata D) pineal gland E) thalamus 6) The type of leukocytes that become macrophages in the tissues are: A) neutrophils B) lymphocytes C) monocytes D) eosinophils E) basophils 1 16) Which one of the following is NOT one of the antibody classes: A) IgA B) IgD C) IgG D) IgB E) IgE 12) The specific foreign substances that an individual's immune system has the ability to recognize and resist is determined by: A) the total number of self-antigens at a given time B) individual exposure to the specific foreign substance C) individual genetic makeup D) the total number of macrophages at a given time E) the total number of lymphocytes present at a given time 17) The relatively common autoimmune disease in which the thyroid gland produces excessive amounts of thyroxine is called: A) multiple sclerosis B) systemic lupus erythematosis C) myasthenia gravis D) glomerulonephritis E) Graves' disease 13) Which one of the following CANNOT be said about the history of immunity: A) scientists of the 1800s discovered "factors" now called antibodies B) scientists of the mid-1900s discovered the viral origin of AIDS C) scientists of the mid-1900s discovered that injection of serum containing antibodies did NOT always protect a recipient from disease D) scientists of the 1800s demonstrated that immune serum could protect another animal from disease E) the ancient Greeks knew something existed within the body to protect it from infectious disease 18) An autograft is a tissue graft donated by: A) a parent B) a different animal species C) an identical twin D) the same person E) an unrelated person 19) Describe several of the protective chemicals produced by the skin and mucous membranes. 20) Identify the four most common indicators and major symptoms of an acute inflammatory response and explain their origins. 14) B cells develop immunocompetence in the: A) bone marrow B) lymph nodes C) thymus gland D) thyroid gland E) spleen 15) The specific type of acquired immunity that a fetus obtains from maternal antibodies that cross the placenta is called: A) artificially acquired active immunity B) naturally acquired active immunity C) artificially acquired natural immunity D) artificially acquired passive immunity E) naturally acquired passive immunity 2