PPT-By: Dr. Suzan Yousif Nonspecific and Specific Immunity

THE IMMUNE RESPONSE AND IMMUNITY Immune response Innate nonspecific Adaptive or Acquired specific Defense Mechanisms Nonspecific defense mechanisms Specific defense mechanisms immune. 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;. Reaves. KEY CONCEPT:. The immune systems consists of organs, cells, and molecules that fight infections. Many other tissues and systems help the immune system. Skin. is a physical barrier to infection. In short, it is safe to state that immunity refers to the rules and principles that govern diplomatic relations between states and other entities with legal personality within the international system.. 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. GENESIS. 1.Lymphoblast. :15-20 micrometer. Large nucleus with rarely more than 2 distinct. nucleoli. Cytoplasm is blue as a narrow rim around the. large nucleus. Prolymphocyte. :. Prolymphocyte. :.  . Immunity . is defined as the capacity of the body to resist the pathogenic agents. It is the ability of the body to resist the entry of . different types of . foreign bodies like bacteria, . virus, . Immune Responses. Applications of the Immune Response. A. Vaccination – the practice of deliberately stimulating the immune system in order to protect individuals against a disease. 1. Edward Jenner developed the first official smallpox . The immune systems consists of organs, cells, and molecules that fight infections. Many other tissues and systems help the immune system. Skin. is a physical barrier to infection. Mucous membranes. trap pathogens entering the body. By . Dr. Sunita Mittal. Learning Objectives. To understand about acquired or adaptive immunity. Steps of humoral immune response. Steps of cellular immune response. Cytokines. Unwanted effects of immune system. . AND PREVENTIVE MEDICINE. SHORT TEXTBOOK OF. . PUBLIC HEALTH MEDICINE. . FOR THE TROPICS. 4th edition. A d e t o k u n b o O . L u c a s. dr.suzan. . yousif. There is a . confusing in the nomenclature that is used to describe. 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. . Immunology. Study of the components and function of the immune system. Immune System . Molecules, cells, tissues and organs which provide non-specific and specific protection against. Microorganisms. 1 1 Introduction Immunity is the ability of the human body to protect itself from infectious disease. The defence mechanisms of the body are complex and include innate (non-specific, non-adaptive) mec Its . how your body recognizes and defends itself against bacteria, viruses, and substances that appear foreign and harmful.. IMMUNE SYSTEM- . Its a network of tissues and organs containing cells that recognize foreign substances in the body and destroy .