PPT-Adaptive Immunity

1 34 Copyright McGrawHill Global Education Holdings LLC Permission required for reproduction or display Overview of Specific Adaptive Immunity Three major functions recognize nonself. . Ch.16. What is Immunity?. Immunity is resistance to infection after a foreign antigen has penetrated the first line of defense,. Immunity is achieved naturally, by having the disease or the artificial immunization. . The Illinois Local Governmental . Tort Immunity Act. A Presentation by. Dustin Fisher & Mike Kujawa. Tort Immunity 101 . What is Tort Immunity?. Who can use Tort Immunity?. When is Tort Immunity Used? . versus Collective Immunity. . Dr . Niamh. Stephenson . (Public Health & Community Medicine, Medicine, UNSW. ) . & . Dr . Mark Davis . (Sociology, Monash). 8th . Australian Influenza . Symposium . Present before exposure to pathogens. Present at birth. Non-antigen specific. Consists of:. Skin… barrier for microbes and viruses. Compromised by abrasion or laceration. Sebacious. sweat is acidic (pH 3-5)… prevents colonization of bacteria. Adaptive (specific) Immunity. The general idea:. body . can recognize . specific. . invader and act to destroy . that specific invader.. Adaptive . immunity develops during an individual. ’. s lifetime.. Chapter 16: Innate (nonspecific) Immunity. Some terms:. Susceptibility. : Lack of immunity to a disease.. Immunity. : Ability to ward off disease.. . . immunity. : Defenses against any pathogen.. HCS 2100. SLO: 1.0 – 1.4. Immunity is defined as:. The final line of defense against disease. An individual’s power to resist or overcome the effects of a particular disease agent or its harmful products. 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?. Cells of the Immune System. Physical & Chemical Barriers. Innate and Adaptive Immunity. Innate Defenses. Nonspecific physical and chemical barriers that contribute to resistance against infection. Immune Response. Adaptive Immune. 2. Adaptive or Acquired Immune Response. Protects against infectious agents and abnormal body cells . Amplifies the inflammatory . response. Activates complement. 3. The term Immunity has traditionally referred to the resistance exhibited by the host towards injury caused by microorganism and their product.. However, protection against infectious disease is only one of many consequences of immune response, which in its entirety is concerned with the reaction of the body against any foreign antigen.. Assis.Prof.Dr. . Suhad Faisal . Hatem. Innate immunity. . is considering first line of defense, an immediate response to a pathogen that does not confer lifelong protective immunity. It is includes :. of certain substances in . the blood and lymph stream. . These . substances are known as antibodies. . This immunity is inborn. . . Antigens. , the foreign substances that attack the body, stimulate the production of antibodies. . The resistance that an individual acquires during life by recognising and selectively eliminating specific foreign molecules is known as acquired immunity.. This is displays four characteristic features:.