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Chapter 12 quiz 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Antigen   any substance including toxins, foreign proteins, or bacteria, that when introduced to the body, is recognized as foreign and activates the immune system.  
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Interferon   molecules diffuse to nearby cells and bind to their membrane receptors.  
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Lymph Nodes   a mass of lymphatic tissue  
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Neutrophil   the most abundant of the white blood cells  
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Pathogen   disease-causing microorganism  
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Pus   the fluid product of inflammation composed of white blood cells, the debris of dead cells, and a thin fluid.  
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Skin   the external covering or integument of an animal body, especially when soft and flexible.  
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Pyrogen   an agent or chemical substance that includes fever  
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spleen   a soft, blood rich organ that filters blood.  
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tonsils   small masses of lymphoid tissue that ring the pharynx.  
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Created by: RobertVoje
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