Category: N
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Need-reduction theory
The theory that associates reinforcement with the reduction of a need.
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Needle sharing
One of the most common means for the transmission of the human immunodeficiency virus.
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Needles and works
The devices used to prepare and inject drugs directly into the vein and, thus, into the bloodstream.
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Needle biopsy
The removal of a small sample of tissue from an area of the body using a wide-bore needle. Removal of a segment of tissue for microscopic analysis by inserting a hollow needle through the skin or external surface of an organ and twisting it around to obtain a sample of underlying cells. Procedure of obtaining…
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Needle aspiration
Removal of fluid from a tumor or cyst by a fine needle. Insertion of a hollow needle attached to a syringe into a cyst or lump in order to remove a sample of fluid for microscopic evaluation. In an aspiration biopsy, cells or tissue are suctioned into the syringe and examined for signs of malignancy…
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Need for achivement
A need that motivates a person to seek out opportunities in the environment and to take advantage of them.
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Necator Americanus
The parasite that causes hookworm in humans. A parasitic hookworm found worldwide that is responsible for iron-deficiency anemia and impaired growth in children.
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Nebulizer
An apparatus for distributing a liquid in the form of a spray or vapor. A device used for producing fine mist for inhalation for the purpose of delivery of medications directly into the lung. A device, such as a vaporizer, used to convert liquid medicine into a mist that can be inhaled. Nebulizers are used…
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Nebulization
The process of breaking up a liquid solution into the form of a fine spray or vapor. Production of particles such as a spray or mist from liquid. The size of particles prduced depends upon the method used.
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Near-genius
A level of intelligence for above the average, but short of genius.