Mucous Membrane - The openings into your body such as your mouth, eyes, and nose., Cilia - Tiny hair like structures that help trap and remove pathogens., Pathogens - Microorganisms and viruses that cause disease., Bacteria - Single-cell microorgansisms that live in air, soil, food, plants, and animals., Virus - The smallest pathogen., Fungi - Examples include yeast, molds and mushrooms., Immune System - fights disease by producing a separate set of weapons for each kind of pathogen it encounters. , Lymphocytes - Carry out most of the immune system's functions., Immunity - Your body's abiliy to destroy pathogens that it has previously encountered before the pathogens are able to cause disease., Killer T Cells - destroy any body cell that has been infected., Helper T Cells - produce chemicals that stimulate other T cells and B cells., Suppressor T Cells - produce chemicals that "turn off" other immune system cells when the threat has been brought under control., B Cells - Produce antibodies., Lymphatic System - a network of vessels that collects fluid from your tissues and returns it to the bloodstream., Passive Immunity - Acquired by receiving antibodies from a source other than one's own immune system., Active Immunity - results from having a disease or from getting a vaccine., Lyme Disease - Most often caused by being bitten by a tick., Bacterial Meningitis - An infection of the fluid in the spinal cord., Tuberculosis - A highly contagious bacterial infection of the lungs., Antibiotic - A drug that inhibits or kills bacteria., Pneumonia - The flu may develop into this which is a serious infection of the lungs., Hepatitis - A group of viruses that infect the liver., Epidemic - An unusually high occurrence of a disease in a certain place during a certain time period., Emerging disease - An infectious disease that has become increasingly common in humans within the last 20 years., Phagocytes - These engulf and destroy pathogens., Antibodies - Proteins that attach to the surface of pathogens or to toxins produced by pathogens., Skin - Your biggest first line of defense against pathogens., Malaria - Can be spread through mesquite bites., Infectious Disease - Caused by organisms or viruses that enter the body and multiply., Tetnus - A type of bacteria found in soil can produce a toxin that can cause this.,

Immune Response

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