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chapter .13.
Heatlh Science
| Question | Answer |
|---|---|
| Infectious Disease | An infectious disease is any disease that is caused by an agent that has invded the body. |
| Pathogen | Any agent that causes disease |
| Bacteria | tiny, single-celled organisms, some of which can cause disease |
| virus | a tiny disease-causing particle that considts of genetic material and a protein coat |
| Fungus | an organis, that absorbs and uses nutrients of living or dead organisms |
| Antibiotic Resistance | a condition in which bacteria can no longer be killed by a particular antibiotic |
| Meningits | an inflammation of the membrances covering the brian and spinal cord |
| Salmonellosis | a bacterial infection of the digestive system, usually spread by eating contaminated foood |
| hepatitis | an inflammation of the liver |
| amebic dysentery | an inflammation of the intestine caused by an ameba |
| Cardiovascular disease | a disease or disorder that results from progressive damage to the heart and blood vessels |
| Stroke | a sudden attack of weakness or paralysis that occurs when a blood vessel in the brain bursts or become blocked |
| Blood pressure | the force that blood exerts against the inside walls of a blood flow to the heart muscle |
| heart attack | a sudden loss of blood flow to the heart muscle |
| Atherosclerosis | a disease characterized by the buildup of fatty materials on the inside walls of the arteries |
| Cancer | a disease caused by uncontrolled cell growth |
| malignant tumor | a mass of cells that invades and destroys healthy tissue |
| benign tumor | an abnormal, but usually harmless cell mass |
| chemotherapy | the use of drugs to destroy cancer cells |