H1N1 Nasal Spray Vaccine Glossary of Terms

The following are health and medical definitions of terms that appear in the H1N1 Nasal Spray Vaccine article.

Allergy: A misguided reaction to foreign substances by the immune system, the body system ...

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Antiviral: An agent that kills a virus or that suppresses its ability to replicate and, he...

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Aspirin: Once the Bayer trademark for acetylsalicylic acid, now the common name for this a...

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Asthma: A common lung disorder in which inflammation causes the bronchi to swell and narro...

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Attenuated: Weakened, diluted, thinned, reduced, weakened, diminished.

Bone marrow: The soft blood-forming tissue that fills the cavities of bones and contains f...

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Bone marrow transplant: A procedure in which bone marrow that is diseased or damaged is re...

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Breastfeeding: Feeding a child human breast milk. According to the American Academy of Ped...

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CDC: The Centers for Disease Control and Prevention, the US agency charged with tracking a...

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Cell: The basic structural and functional unit of any living thing. Each cell is a small c...

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Chills: feelings of coldness accompanied by shivering. Chills may develop after exposure t...

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Chronic: In medicine, lasting a long time. A chronic condition is one that lasts 3 months ...

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Clinical trials: Trials to evaluate the effectiveness and safety of medications or medical...

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Congestion: An abnormal or excessive accumulation of a body fluid. The term is used broadl...

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Contraindication: A condition which makes a particular treatment or procedure potentially ...

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Cough: A rapid expulsion of air from the lungs, typically in order to clear the lung airwa...

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Diabetes: Refers to diabetes mellitus or, less often, to diabetes insipidus. Diabetes mell...

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Diarrhea: A common condition that involves unusually frequent and liquid bowel movements. ...

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Febrile: Feverish.

Fever: Although a fever technically is any body temperature above the normal of 98.6 degr...

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Flu: Short for influenza. The flu is caused by viruses that infect the respiratory tract w...

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Flu shot: The flu (influenza) vaccine is recommended annually (each year) for persons at ...

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Flu vaccine: The flu vaccination (influenza) is recommended for persons at high risk for...

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Headache: A pain in the head with the pain being above the eyes or the ears, behind the he...

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Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

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Hematopoietic: Pertaining to hematopoiesis, the production of all types of blood cells. Al...

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HIV: Acronym for the Human Immunodeficiency Virus, the cause of AIDS (acquired immunodefi...

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Immune: Protected against infection, usually by the presence of antibodies.

Immune response: Any reaction by the immune system. For example, poison ivy can cause an i...

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Immune system: A complex system that is responsible for distinguishing a person from every...

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Immunocompromised: Having an immune system that has been impaired by disease or medical tr...

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Immunosuppression: Suppression of the immune system and its ability to fight infection. Im...

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Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Influenza: The flu is caused by viruses that infect the respiratory tract which are divide...

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Kidney: One of a pair of organs located in the right and left side of the abdomen. The kid...

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Lungs: The lungs are a pair of breathing organs located with the chest which remove carbon...

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Marrow: The bone marrow.

Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Nasal: Having to do with the nose.

Nasal-spray flu vaccine: See: Nasal flu vaccine.

Nose: The external midline projection from the face. The purpose of the nose is to warm, c...

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Nursing: 1) Profession concerned with the provision of services essential to the maintena...

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Placebo: A "sugar pill" or any dummy medication or treatment.

Pregnant: The state of carrying a developing fetus within the body.

Recurrent: Appearing or occurring again. For example, a recurrent fever is a fever that ha...

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Respiratory: Having to do with respiration.

Runny nose: The production of extra mucus by the nose. Rhinorrhea is the medical term for ...

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Sore: 1. (adjective) A popular term for painful, such as a sore throat. 2. (...

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Sore throat: Pain in the throat. Sore throat may be caused by many different causes, inclu...

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Stem cell: One of the human body's master cells, with the ability to grow into any one of ...

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Syndrome: A combination of symptoms and signs that together represent a disease process.

Therapy: The treatment of disease. Therapy is synonymous with treatment.

Thimerosal: A mercury-containing preservative used in some vaccines and other products sin...

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Throat: The throat is the anterior (front) portion of the neck beginning at the back of th...

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Transplant: The grafting of a tissue from one place to another, just as in botany a bu...

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Vaccination: Injection of a killed microbe in order to stimulate the immune system against...

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Vaccines: Microbial preparations of killed or modified microorganisms that can stimulate a...

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Virus: A microorganism that is smaller than a bacterium that cannot grow or reproduce apar...

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Viruses: Small living particles that can infect cells and change how the cells function. I...

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Wheezing: A whistling noise in the chest during breathing. Wheezing occurs when the airway...

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