PPT-The Immune System Unit 5 Part 4 – A Brief Overview

Purpose of the Immune System Protect from internal attacks from abnormal body cells cancerous cells Protect from external pathogens Can enter the body through any systems that have openings on the exterior of the body. Lori Herrington. Chaparral High School. What is immunology?. Very simply, it is the study of our body’s defense against infection and disease.. Even though we are constantly bombarded by microorganisms, we rarely become sick. Why?. THE IMMUNE SYSTEM. NONSPECIFIC DEFENSES AGAINST INFECTION INCLUDE THE. SKIN. MUCOUS MEMBRANES. PHAGOCYTIC CELLS. ANTIMICROBIAL PROTEINS. THE IMMUNE SYSTEM. NONSPECIFIC DEFENSE MEANS THAT THEY DON’T DISTINGUISH BETWEEN MICROBES. Additional key terms. Lymph. Having to do with lymph or lymphatic system. Intercellular fluid as it returns to the venous circulatory system. Removes waste products from the cells. Must be filtered by the lymph nodes before it reenters the circulatory system . What is the Immune System?. Our body’s natural defensive line to foreign material called microbes.. Without an immune system, microbes would quickly attack our bodies.. Our body has three levels of defense against foreign invaders. . Oral immunity and . immunopathological. processes in the mouth.  Immunity. Microorganisms are in the air we breathe and in/on the food we eat;. Thus our epithelial surfaces are continuously exposed to microorganisms;. Solutions to improve treatment. Current . immunosuppressors. …. …suppress the entire immune system, leaving patients more vulnerable to everyday infections and higher rates of cancer.. However, this is necessary because the immune system attacks parts of the body which are work well and are needed (in MS, myelin is targeted, causing demyelination) but we cannot isolate the suppression to just one impact of the immune system so to protect the targeted area we must lower the guard of everywhere else. . Immune. System. Factors of Immune Health. A number of factors contribute to immune health. Exercise. Feelings of stress. Nutrition. Essential oils*. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.. Innate Immunity. Receptors on T and B Cells Are Specific for Each Antigen. Innate and Adaptive Immune Systems. Antigen Presentation. Adaptive Immunity. Function of the Immune System. Tumor Escape Mechanisms. Chapter 31 Sections 1-4, 6. Pathogens and Human Illness. What are some causes of diseases?. We can have infectious and noninfectious diseases.. Infectious can be passed from one person to another because of germs. What are some examples?. La gamme de thé MORPHEE vise toute générations recherchant le sommeil paisible tant désiré et non procuré par tout types de médicaments. Essentiellement composé de feuille de morphine, ce thé vous assurera d’un rétablissement digne d’un voyage sur . Key attributes of immune system. 4 attributes that characterize the immune system as a whole. specificity. antigen-antibody specificity. diversity. react to millions of antigens. memory. rapid 2° response. Main Function. The Immune System is used to prevent infection and . disease.. Using . a variety of cells and organs, the Immune System disposes of foreign or harmful antibodies through a process known as the immune response.. The specialists who diagnose and treat immune system disorders are called . immunologists. , and the specialty itself is called . immunology. .. Phagocytes. Phagocytes are often the first immune system cells . The Immune System. The immune system is a group of cells & soluble molecules, which interact & distinguish patterns in the body as “self” or “non-self,” in order to eliminate those that are “non-self.”.