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Health Chapter 7
| Question | Answer |
|---|---|
| Disease | A breakdown of the way the body works. |
| Communicable disease | can be spread or transmitted from person to person or from an animal or object. |
| noncommunicable disease | Cannot be transmitted from person to person; caused by heredity, certain factors in the environment, of by a person's lifestyle. |
| microbe | a tinu form of life that is visible only with a microscope; communicable diseases are caused by microbes that invade the body; can be transmitted from person/person or an animal or object. |
| bacteria | one celled microbe; some bacteria cause disease if the body cannot fight them off. (i.e. tetanus); some help your body break down food in your digestive system (yogurt) |
| viruses | tiniest microbes (much smaller than single cells0; not actually living cells, but can reproduce inside a cell and then destroy that cell; causes diseases such as cold; flu, polio, measles, mumps. |
| protozoa | one-celled microbes (much larger than bacteria); certain protozoa can cause malaria or dysentery. |
| fungi | small plant like microbes often made of many cells (athlete's foot) |
| antibiotics | medicines that kill many bacteria but they cannot cure diseases caused by viruses |
| symptoms | indications of a disease |
| peak period | when major symptoms of a disease are present (i.e. fever) |
| fever | a raised body temperature. |
| convalescent period | period of recovery; the body is getting better, but is still not as strong as it was before the illness |
| vaccine | a substance made from dead or weakened microbes or their toxins; injected or swallowed to protect the body against a specific disease. |
| antibody | a chemical that helps destroy or weaken bacteria, viruses, and other microbes |
| immunity | protection against or ability to fight disease. |
| HIV (Human Immunodeficiency Virus) | a virus that causes a deficiency in the immune system of humans. |
| AIDS | A very serious disease in which the immune system is extremely work; people with AIDS often become ill with Tuberculosis (a kind of Pneumonia) or with a type of skin cancer. |
| Risk factor | A trait or behavior that increases a person's chances of getting a disease. |
| chronic | Diseases that last for a long time or come back again and again; can be treated with proper medical care |
| cancer | When cells multiply in ways that are not normal; most cancer cells form growths called tumors; cancer cells destroy surrounding tissues and can spread to other body parts. |
| heart attack | If blood flow to the heart is blocked this might occur. |
| sickle cell anemia | A hereditary disease that occurs among people whose ancestors come from Africa; causes tissue damage and a lot of pain |
| hereditary diseases | diseases caused by genes passed on through families to children. |
| life-style choice | A decision that affects the kind of life a person leads (healthy eating, exercise, etc.). |
| Degenerative | a disease that usually gets worse and worse (like multiple sclerosis). |
| stroke | if blow flow to the brain is blocked a person might suffer from this; it can result in paralysis or death |
| emphysema | A chronic lung disease which makes it difficult to breathe |
| Diabetes | A disease which affects the way the body uses sugar in the blood; not enough insulin is produced. |
| insulin | A substance made by an organ called the pancreas; controls the levels of sugar in the blood. |
| allergies | A response by the immune system to certain substances; can be a skin rash to a more severe attack |
| Asthma | A chronic disease in which air passages in the lungs become narrow and clogged with mucus; symptoms include coughing and wheezing. |
| Resistance | The body's ability to fight off a disease. |
Created by:
jonathanwood
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