PPT-The Body Systems The Immune System

Your defense against the antigens of the world The webinar recording of this presentation will be available at wwwnspwebinarscom Phone 17124320453 PIN 8626 Not a tollfree call Be in our Cancun Giveaway Drawing. 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. . Defense from injury & illness. BIOL.10A . Describe the interactions that occur among systems that perform the . functions of . regulation, nutrient absorption, reproduction, and . defense from injury or illness . The Body’s Defense System. External Defenses. A . pathogen. is an organism, a . virus. , or a protein that causes . disease. Your . skin. provides . external. protection against . pathogens . that may enter the body. Mrs. Herman. 2013 . Levels of Organization. ATOMS. . Smallest part of matter. NON-living. Molecules . 2 or more . bonded. atoms. Form compounds. NON-living. Organelles. 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?. 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 . Dress Appropriately147Be sure to keep your neck and throat warm and out of the wind148 says Miller 147In Chinese medicine certain pathogens are thought to enter the body through the back of the neck a H. ave . O. ne . W. ithout . T. he Other. 1. If you damage one system, you may damage several like smoking which irritates the lungs and also destroys the cells of the immune system. Body Systems Work Together. Immunity. Immunity. The ability of the body to fight infection and/or foreign invaders by producing . antibodies or killing infected cells.. Immune System. The system in the body responsible for maintaining homeostasis by recognizing . ecognize. A. ttack. D. estroy . A. nd . R. emember. Bodies defense against pathogens. Immune System recognizes the identity of foreign substances. Antigens are found on the cells of all organisms and your body is able to identify your own cells and tell when a foreign cell has entered the system. What is the Immune System?. The immune system is a vast network of cells and tissues.. Located throughout your body.. Involves numerous types of cells, organs, proteins, and tissues.. The immune system can distinguish between your tissues and foreign tissue/ invaders.. Diseases. 39.1 & 39.2. 1/30 . TSW understand and explain the role of antibodies in the body’s response to a bacterial infection during the warm up. P. . 20 . NB. What is a pathogen?. Identify cells, tissues and organs that make up the immune system.. Pre-Test. The following image shows a microscope slide with stained human blood. What are the round structures?. A. artifacts (things that shouldn’t be there). B. organs. C. drops of stain. D. cells.