The most active phagocytic cells in circulating blood are A. neutrophils and monocytes.B. monocytes and macrophages.C. lymphocytes and monocytes. D. neutrophils and macrophages.

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The two collecting ducts that drain the lymphatic trunks are the A. intestinal duct and left intercostal duct. B. bronchomediastinal duct and subclavian duct. C. lumbar duct and left lymphatic duct.D. thoracic duct and right lymphatic duct.
T lymphocytes mature in the thymus in response to A. cytokines. B. interferon. C.antibodies.D. thymosins
Which of the following are cytokines? A. Colony stimulating factors, interferons, interleukins, tumor necrosis factor B. Autoantibodies and immunosuppressants C. Histamine and leukotrienes D. Antibodies and antigens
Fluid is kept from accumulating in tissue spaces byA) breathing. B) sweating.C) the urinary system. D) the lymphatic system.
An immune response that is slower but more specific for the pathogen is theA) innate defense. B) adaptive defense. C) nonspecific defense. D) inborn defense.
The formation of lymph increases as a result ofA. increasing osmotic pressure in blood capillariesB. increasing osmotic pressure in tissue fluidC. decreasing volume of tissueD. decreasing protein concentration in tissue
The cells that are primarily responsible for immunity are:A. lymphocytes and macrophagesB. neutrophils and lymphocytesC. monocytes and macrophagesD. lymphocytes and monocytes
Lymph differs from plasma in that A) lymph has more protein than plasma. B) plasma has more protein than lymph. C) lymph is colorless and plasma is red. D) lymph is thin and plasma is viscous.
T lymphocytes are responsible for A) humoral immunity. B) cell-mediated immunity. C) producing antibodies. D) programming macrophages.
A lymph node consists of A) lymph nodules. B) all of these.C) afferent vessels circulating lymph into the node on its D convex surface. D) compartments that contain masses of lymphocytes and macrophages.
Low-grade fever is an effective defense for short periods of time because it A) slows the attack of phagocytes. B) increases temperature, which slows the growth of bacteria.C) includes pyrogens that destroy the pathogens. D) increases iron in the blood.

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The spleenA. is the largest lymphatic organ.B. all of these.C. contains many phagocytes.D. contains nodules similar to lymphatic nodules
Which of the following is part of the adaptive immune response?A) PhagocytosisB) InflammationC) production of antibodiesD) Synthesis of defensins
Stephanie has her cancerous right breast removed, and the surgeon also removes lymph nodes in theaxillary region, to prevent spread of the cancer. As a result, Stephanie"s right armA. loses its blood supply.B. receives too much blood and swells.C. becomes edematous.D. loses tissue fluid.
A transplant recipient"s body rejects a transplanted organ because her ______ does not match that of the donor closely enough.A. major histocompatibility complexB. mononuclear phagocytic systemC. cytokine profileD. antibody response
Tim runs 5 to 8 miles a day. He has an enlarged heart and low heart rate and blood pressure. He most likely hasA) a very healthy cardiovascular systemB) an arrhythmiaC) coronary artery diseaseD) atherosclerosis




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