PPT-Chapter 16 Disorders in Immunity

Immunological Disorders Introduction A There are three types of immunological disorders 1 Hypersensitivity 2 Autoimmune disease 3 Immunodeficiency B Hypersensitivity reactions to usually harmless substances are often called allergies or allergic reactions. The Body’s Defenses. Nonspecific Defenses Against Infection. The skin and mucous membranes provide first-line barriers to infection. -skin prevents the entry of pathogens. - mucous membranes line digestive and respiratory tracts. 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.. disease. Disease-any condition that impairs the normal functioning of the body. Violation of homeostasis. Homeostasis-ability of the body to keep proper internal conditions no matter what is happening outside of it. Infection. Human Immunodeficiency Virus. Genetics. Altered Immune Responses and Transplantation. Nursing Care of Clients with Lymph Disorders. Bacterial, Viral, and Fungal Infections: Prevention, Assessment and Interventions.. Infection. Human Immunodeficiency Virus. Genetics. Altered Immune Responses and Transplantation. Nursing Care of Clients with Lymph Disorders. Bacterial, Viral, and Fungal Infections: Prevention, Assessment and Interventions..  . 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 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.. 2.04 Understand the . functions and disorders . of the lymphatic system. What are the functions of the lymphatic system?. What is the importance of the lymphatic system as it relates to immunity?. How do you relate the body’s use of nutrients to the lymphatic system?. at . Epithelial Barriers. and in . Immune. . Privileged Tissues. The . collection of . the immune . cells and molecules . serving specialized . functions . at a particular anatomic location is called a . 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:. Overview of the Immune System. A historical perspective of immunology. What is immunity?. Immunity is the state of protection against foreign pathogens or substances (antigens). Latin term . immunis. Features of adaptive immunity:. Adaptive immunity is characterized by the following:. 1. Antigenic specificity: (. highly specific).. 2. Diversity : . ( each antigen there is specific T-cell and B-cell for it).. 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 .