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acrylonitrile

Overview page. Subjects: Public Health and Epidemiology.

A colorless, volatile, highly reactive liquid with many industrial uses, e.g., in the manufacture of acrylic fibers, rubberized compounds. It is an ingredient of tobacco smoke. It is highly...

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ACT UP

Overview page. Subjects: Public Health and Epidemiology.

Acronym for AIDS Coalition to Unleash Power, an activist advocacy group that seeks to enhance control measures against the HIV/AIDS epidemic by aggressive public action. There are ACT UP...

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actinic keratosis

Overview page. Subjects: Plastic and Reconstructive Surgery — Public Health and Epidemiology.

Precancerous epidermal thickening and scaly lesions caused by exposure to solar radiation, occurring especially in fair-skinned people. The occurrence of these lesions is an indication for...

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actinic radiation

Overview page. Subjects: Chemistry — Public Health and Epidemiology.

Electromagnetic radiation that is capable of initiating a chemical reaction. The term is used especially of ultraviolet radiation and also to denote radiation that will affect a...

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activated charcoal

Overview page. Subjects: Clinical Pharmacology and Therapeutics — Public Health and Epidemiology.

A preparation of charcoal that can adsorb toxicants, e.g., narcotics, chlorine gas. It is used in water filtration devices to remove organic chemical contaminants from drinking water and as...

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activism

Overview page. Subjects: Public Health and Epidemiology.

The policy and practice of taking energetic action to right perceived wrongs that afflict society or a particular group. Activism is commonly directed to causes such as improving facilities...

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activities of daily living

Overview page. Subjects: Public Health and Epidemiology.

(ak-tiv-it-iz)

the routine activities that an individual does for himself during the course of the day, such as eating, drinking, and washing. See Roper, Logan, and Tierney model.

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activity limitation

Overview page. Subjects: Public Health and Epidemiology.

Restriction or inhibition of a usual activity considered to be essential for independent living, e.g., dressing, bathing, food shopping. This can be due to disease, injury, or treatment,...

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activity status index

Overview page. Subjects: Public Health and Epidemiology.

A simple set of 12 questions on physical activity and function developed at Duke University, Durham, North Carolina, that assesses ability to walk, run, do housework, take part in strenuous...

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actuarial statistics

Overview page. Subjects: Public Health and Epidemiology.

Statistical data on mortality, life expectancy, or risk of death in a defined population. When this population comprises the policy-holders of a life insurance corporation, commonly used to...

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