Physical dependence

Physical dependence

Changes that the brain and body undergo as they adapt to the continued presence of high doses of drugs. Because of these changes, the brain and body eventually come to require the presence of the drug to work properly.

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Part of Speech: noun
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Industry/Domain: Health care
Category: Drug rehabilitation
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Related terms

physical dependence

Health care; Drug rehabilitation

Changes that the brain and body undergo as they adapt to the continued presence of high doses of drugs. Because of these changes, the brain and body eventually come to require the ...

physical dependence

Health care; Cancer treatment

A condition in which a person takes a drug over time, and unpleasant physical symptoms occur if the drug is suddenly stopped or taken in smaller doses.

dependence

Internet; Internet communication

The reliance of one program, operation, or device upon another for its function.

dependence

Biology; Chemistry; Toxicology

1. A psychic craving for a drug or other substance which may or may not be accompanied by a physical dependency. 2. Reliance on a drug or other substance to maintain health.

dependence

Health care; General

A state of absolute need, both physical and psychological.

dependence

Software; Operating systems

The state in which one entity relies upon specific hardware, software, or specific events for its own definition or functionality.

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.