PPT-The Lymphoid System and Immunity Overview
Author : phoebe-click | Published Date : 2016-05-26
Chapter 22 Functions of the Immune System Destroy pathogens organisms that cause disease Detect and kill abnormal cells such as cancerous cells Remove dead cells
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The Lymphoid System and Immunity Overview: Transcript
Chapter 22 Functions of the Immune System Destroy pathogens organisms that cause disease Detect and kill abnormal cells such as cancerous cells Remove dead cells and debris from the body Pathogens. 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;. 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. Veterinary assisting program. Responsibilities . The immune system is responsible for protecting the animal from potentially harmful organisms attempting to invade.. It is a VERY complicated system. It must be able to recognize substances that are foreign to the body by recognizing what is naturally . . 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, . Lymphatic System. Consists of three parts. A network of lymphatic vessels (lymphatics). Lymph. Lymph nodes. Lymphatic System: Functions. Returns interstitial fluid and leaked plasma proteins back to the blood. Prof Ivy A E . Ekem. 16. th. September 2016. Blood. en.wikipedia.org / M. . Komorniczak. . Accessed 08.09.16. Development of blood cells. en.wikipedia.org. Site of blood formation. www.healthline.com>Ref Library. Chapter 13. The Lymphatic System. THE LYMPHATIC SYSTEM. Lymph. — fluid in the tissue spaces that carries protein molecules and other substances back to the blood. Lymphatic vessels . — permit only one-way movement of lymph. 01.12.18. Tutorial Information. All content is presented in a question-answer format . (helpful . for making flashcards) . Answers to practice questions can be found in the slide notes . Lecture 2: Immune cells and organs. Learning Objectives. Introduction to Immunity. Innate Immunity. Lymphoid Tissue. Introduction to Immunity. Immunitas. : Freedom from. Immunity is the ability of body to destroy potentially hazardous/harmful foreign substances, if entered in body, that is it provides FREEDOM from any foreign invader.. 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. . Assistant Professor,. PG and Research Department Of Biotechnology,. Bon Secours College For Women.. IMMUNE SYSTEM. Immune system . (from the Latin word immunis, meaning “free” or “untouched”). 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 Dr. S. Deborah. . Assistant Professor,. . Department of Biotechnology,. J. amal Mohamed College, . . Trichy-20. . Mobile: 9952270978. What is immunity . Immunity is the ability of the body to defend itself against disease-causing organisms. Everyday our body comes in contact with several pathogens, but only a few results into diseases. The reason is, our body has the ability to release antibodies against these pathogens and protects the body against diseases. This defense mechanism is called Immunity.. 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 .
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