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  2. Habituation - Wikipedia

    en.wikipedia.org/wiki/Habituation

    Habituation is also proclaimed to be a form of implicit learning, which is commonly the case with continually repeated stimuli. This characteristic is consistent with the definition of habituation as a procedure, but to confirm habituation as a process, additional characteristics must be demonstrated. Also observed is spontaneous recovery. That ...

  3. Substance dependence - Wikipedia

    en.wikipedia.org/wiki/Substance_dependence

    Substance dependence, also known as drug dependence, is a biopsychological situation whereby an individual's functionality is dependent on the necessitated re-consumption of a psychoactive substance because of an adaptive state that has developed within the individual from psychoactive substance consumption that results in the experience of withdrawal and that necessitates the re-consumption ...

  4. Opponent-process theory - Wikipedia

    en.wikipedia.org/wiki/Opponent-process_theory

    Opponent-process theory suggests that color perception is controlled by the activity of three opponent systems. In the theory, he postulated about three independent receptor types which all have opposing pairs: white and black, blue and yellow, and red and green. These three pairs produce combinations of colors for us through the opponent ...

  5. Drug tolerance - Wikipedia

    en.wikipedia.org/wiki/Drug_tolerance

    t. e. Drug tolerance or drug insensitivity is a pharmacological concept describing subjects' reduced reaction to a drug following its repeated use. Increasing its dosage may re-amplify the drug's effects; however, this may accelerate tolerance, further reducing the drug's effects. Drug tolerance is indicative of drug use but is not necessarily ...

  6. Addictive behavior - Wikipedia

    en.wikipedia.org/wiki/Addictive_behavior

    An addictive behavior is a behavior, or a stimulus related to a behavior (e.g., sex or food), that is both rewarding and reinforcing, and is associated with the development of an addiction. There are two main forms of addiction: substance use disorders (including alcohol, tobacco, drugs and cannabis) and behavioral addiction (including sex ...

  7. Psychological dependence - Wikipedia

    en.wikipedia.org/wiki/Psychological_dependence

    Psychological dependence is a cognitive disorder and a form of dependence that is characterized by emotional–motivational withdrawal symptoms upon cessation of prolonged drug use or certain repetitive behaviors. [4] Consistent and frequent exposure to particular substances or behaviors is responsible for inducing psychological dependence ...

  8. Benzodiazepine dependence - Wikipedia

    en.wikipedia.org/wiki/Benzodiazepine_dependence

    Benzodiazepine dependence (BZD dependence) defines a situation in which one has developed one or more of either tolerance, withdrawal symptoms, drug seeking behaviors, such as continued use despite harmful effects, and maladaptive pattern of substance use, according to the DSM-IV. In the case of benzodiazepine dependence, the continued use ...

  9. Physical dependence - Wikipedia

    en.wikipedia.org/wiki/Physical_dependence

    t. e. Physical dependence is a physical condition caused by chronic use of a tolerance -forming drug, in which abrupt or gradual drug withdrawal causes unpleasant physical symptoms. [4][5] Physical dependence can develop from low-dose therapeutic use of certain medications such as benzodiazepines, opioids, stimulants, antiepileptics and ...