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Physiology
Chapter 11 Quiz Questions - Assignment 2
| Question | Answer |
|---|---|
| Which of these substances operate(s) immune mechanisms? sebum mucus enzymes hydrochloric acid in gastric mucosa all of the above | All of the above |
| The ingestion and destruction of microorganisms or other small particles is called pinocytosis. exocytosis. apedesis. phagocytosis. | phagocytosis |
| The movement of phagocytes from blood vessels to an inflammation site is called phagocytosis. pavementing. diapedesis. apedesis. | diapedesis |
| _____ refers to a phenomenon in which the genetic characteristics common to a particular kind of organism provide defense against certain pathogens. Inflammatory response Antigen resistance Immunity resistance Species resistance | Species resistance |
| Pyrogen molecules trigger the fever response by promoting the production of leukotrienes. prostaglandins. antibodies. cytokines. | prostaglandins |
| Which organ has several functions, including defense, hematopoiesis, red blood cell and platelet destruction, and blood reservoir? thymus thyroid spleen thalamus | Spleen |
| Which of the following is a powerful poison that acts directly on any cell and quickly kills it? cytotoxin phagotoxin lymphotoxin granulotoxin | lymphotoxin |
| What is the function of the spleen? tissue repair hematopoiesis red blood cell and platelet destruction blood reservoir all of the above | All of the above |
| The presentation of an antigen by an antigen-presenting cell activates the T cell. The cell then divides repeatedly to form a clone of identical sensitized T cells that form? | effector T cells and memory cells. |
| Recognition of antigens by antibodies occurs when an...? | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |
| Each cortical nodule is composed of packed lymphocytes that surround a less dense area called a germ center. trabecula. lymph node. germinal center. | germinal center. |
| Activities that result in central movement or flow of lymph are called lymph mechanisms. lymphokinetic activities. lymphatic activities. none of the above. | lymphokinetic activities. |
| The primary organ of the lymphatic system is the thalamus. thyroid. thymus. spleen. | Thymus |
| Masses of lymphoid tissue located in a protective ring under the mucous membranes in the mouth and the back of the throat are called lymphatic capillaries. lymph nodes. tonsils. anastomoses. | Tonsils |
| Lymphatics in the villi of the small intestines are called lymph nodes. cortical nodules. lacteals. lymphatic ducts. | Lacteals |
| Antibodies are proteins of the family called glucoproteins. immunoglobulins. globulins. antigens. | immunoglobulins |
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