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Unformatted text preview: use; A) it diffuses from a region of higher partial pressure to a region of lower partial pressure B) it diffuses from a region of lower partial pressure to a region of lower partial pressure C) it descends down to an osmotic gradient, following the movement of water D) it diffuses from a higher to a lower pH 21. Antibody molecules may function by causing the; A) destruction of complement proteins B) agglutination of viruses or bacteria C) solubilization of viruses or bacteria D) crystallization of antigenic particles 22. __________ can destroy infected cells. A) Macrophages B) Plasma cells C) B cells D) Cytotoxic T cells 23. Which of the following diseases is thought to be an autoimmune disease? A) cancer of the bone marrow B) insulin‐dependent diabetes mellitus C) measles and mumps D) duodenal cancer 24. Which of the following compounds is produced and secreted by mast cells during an allergic reaction? A) interferon B) allergens C) histamine D) perforin 25) Thermoregulation, an important part of homeostasis, is defined as; A) a mechanism for utilizing body fat. B) reduced blood flow to an animal's extremities. C) the maintenance of internal body temperature wit...
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This document was uploaded on 03/30/2014.
- Fall '13