Nucleus

Nucleus

A cluster or group of nerve cells that is dedicated to performing its own special function(s). Nuclei are found in all parts of the brain except the cerebral cortex, where such groups are called cortical fields.

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Industry/Domain: Health care
Category: Drug rehabilitation
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nucleus

Biology; Parasitology

A spheroid body within the protoplasm of a cell, distinguished from the rest of the cell by its dense structure and presence of chromatin. The nucleus controls growth, cell ...

nucleus

Biology; Neuroscience

Collection of nerve cells in the brain that are anatomically discrete, and which typically serve a particular function.

nucleus

Weather; Meteorology

1. The positively charged core of an atom about which its electrons orbit. Almost all the mass of an atom resides in its nucleus, the diameter of which is about 10 4 times ...

nucleus

Energy; Nuclear energy

The small, central, positively charged region of an atom. Except for the nucleus of ordinary hydrogen, which has only a proton, all atomic nuclei contain both protons and ...

nucleus

Natural environment; Coral reefs

A central cell structure that contains the chromosomes, and as such, controls the activities of the cell; the center of an atom, containing protons, neutrons, and most of the ...

nucleus

Medical devices; Radiology equipment

The central part of an atom that contains protons and neutrons. The nucleus is the heaviest part of the atom.

gene

Health care; Drug rehabilitation

Strands of DNA that contain the blueprint of all the molecules that make up our bodies.

nicotine gum, nicotine patch

Health care; Drug rehabilitation

Two methods of delivering small amounts of nicotine into the bodies of people who are addicted to nicotine to help them quit smoking cigarettes by preventing nicotine withdrawal.

acute effects

Health care; Drug rehabilitation

The short-term effects of a drug. Acute effects are those that people feel shortly after they ingest a drug and are under its influence (e.g., while they are intoxicated).

localization of function

Health care; Drug rehabilitation

A principal of brain organization that states that specific places (circuits) in the brain carry out specific functions.

cerebral cortex

Health care; Drug rehabilitation

The large, deeply folded outer layers of the brain that make our heads so big. The cortex carries out complex perceptual, cognitive, and motor tasks.

thalamus

Health care; Drug rehabilitation

A brain structure that lies between the brain stem and the cortex and acts as a relay to the cortex for almost all sensory inputs and other kinds of information.

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