PPT-Infectious Diseases Pathogens: Microorganisms that are capable of causing disease

Infection Results when a pathogen invades and begins growing within the host Disease Results only if and when normal tissue function is impaired The body has defense mechanisms to prevent infection ie burns skin lesions. By: Rachel Hillard RN. An advanced biology course. Biology is the study of living organisms . Microbiology is the study of very small living organisms called microorganisms or microbes. Microbes are . Nevada Health Science. Principles of Infection. Understanding the basic principles of infection is essential for any health care worker in any field of health care.. Disease transmission. Prevention of disease transmission. Chapter 1. Lesson 5. Microorganisms. Microorganisms are organisms that are microscopic, or too small to be seen with just the eyes. . They can be unicellular or multicellular.. Microorganisms are EVERYWHERE!!! They are in food that you eat, on your books, and inside your body. . Spread of Diseases. There have been several diseases that have spread across the world killing many. In the middle ages it was the Bubonic Plague. In 1981 it was HIV. Epidemiology . An area of investigation that deals with factors that influence the frequency and distribution of diseases. Microorganisms are small things found everywhere. Most do not cause disease and actually help your body function normally. Certain ones do CAUSE infectious Diseases that can spread directly or indirectly. 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. 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. Lesson 12.1 Infectious Diseases: What You Should Know. Lesson 12.2 Transmission, Treatment, and Prevention of Infectious Diseases. Lesson 12.3 Immunity to Infection. Monday, Jan 9. Infectious Diseases: What You . How are disease transmitted ?. Disease. Disease Query. Go around the room and find someone who knows someone or has ever had one of these diseases.. Put their initial in the square.. You can only fill one square. . Microorganism or Microbe. 1. Small . living. organism. 2. Not . visible. to the . naked. eye. 3. Must be viewed under a . microscope. 4. Found . everywhere. in the environment, including on and in the . A doctor preps for surgery by thoroughly washing his hands. . The tools are put through either an acid wash or an autoclave that super heats the tools. . In olden . times . this was definitely not the case. . Grade Health. Mrs. . . Eggler. Infectious Diseases. A.K.A., Communicable Diseases. Infectious Diseases . caused by organisms that are so small you need a microscope to see them.. Microorganisms. are the organisms that are so small you need a microscope to see them.. ECDC TECHNICAL REPORT Best practices in ranking emerging infectious disease threats A literature review ii This report was commissioned by the European Centre for Disease Prevention and Control (ECDC aspects. use of medicines. in infectious. diseases. Infectious process. this is a typical pathological process that underlies the development of infectious diseases.. Represents a set of reactions (biochemical, cellular, immunological, functional) in response to the damaging effect of pathogens..