16353089
Description
Flashcards by E.M. Flood, updated more than 1 year ago
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Created by E.M. Flood
almost 6 years ago
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| Question | Answer |
| Communicable disease | A disease that is spread from one living organism to another or through the environment |
| Infection | A condition that occurs when pathogens in the body multiply and damage body cells |
| Virus | A piece of genetic material surrounded by a protein coat |
| Bacteria | Single-cell microorganisms that live almost everywhere on earth |
| Toxins | Substances that kill cells or interfere with their functions |
| Vector | An organism that carries and transmits pathogens to humans or other animals |
| Pathogens | A disease causing organism |
| Immune system | A network of cells, tissues, organs, & chemicals that fight off pathogens |
| Inflammatory response | A reaction to tissue damage caused by injury or infection |
| Phagocytes | White blood cells that attack invading pathogens |
| Antigens | Substances that can trigger immune response |
| Immunity | The result of specialized phagocytes make antigens recognizable to white blood cells enabling white blood cells to destroy pathogens |
| Lymphocyte | Specialized white blood cells that coordinates and performs many functions of specific immunity |
| Antibody | A protein that acts against a specific antigen |
| Vaccine | A preparation of dead or weakened pathogens that are introduced into the body to stimulate an immune response |
| Cardiovascular disease | A disease that affects the heart or blood vessels |
| Hypertension | High blood pressure |
| Atherosclerosis | A disease that is characterized by the accumulation of plaque on artery walls |
| Arteriosclerosis | Hardened arteries with reduced elasticity |
| Angina pectoris | Chest pain that results when the heart does not get enough oxygen |
| Arrhythmias | Irregular heart beats |
| Stroke | An acute injury in which the blood flow to the brain is interrupted |
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