Addiction Flashcards
Risk factor
any attribute, characteristic or exposure of an individual that increases the likelihood of developing a disease or injury. E.g. underweight, unsafe sex, high blood pressure, hygiene etc.
Stress
A state of mental or emotional strain or tension resulting from adverse or very demanding circumstances.
PTSD
a condition of persistent mental and emotional stress occurring as a result of injury or severe psychological shock.
Peers
A person of the same age, status, or ability as another specified person.
Desensitisation Hypothesis
a prediction of someones diminished emotional responsiveness to a negative, aversive or positive stimulus after repeated exposure to it.
Up-regulation
increase in a cellular response to a molecular stimulus due to increase in the number of receptors on the cell surface.
Dopamine
a compound present in the body as a neurotransmitter and a precursor of other substances including adrenaline.
ACh
an organic chemical that functions in the brain and body of animals and humans as a neurotransmitter.
Nucleus accumbens
a region in the basal forebrain rostral to the preoptic area of the hypothalamus.
Nicotine regulation
control or maintenance the rate or speed nicotine is being consumed so that the human can operate properly.
Primary/secondary reinforcement
refers to a situation in which a stimulus reinforces a behaviour after has been associated with a primary reinforcer (biological in nature).
Cue reactivity
type of learned response observed in individuals with an addiction and involves significant physiological and subjective reactions to presentations of drug-related stimuli.
Continuous reinforcement
method of learning that compels an individual or an animal to repeat a certain behaviour.
Partial reinforcement
only reinforced at certain intervals or ratio of time - inconsistent and random.
variable reinforcement
response is required after an unpredictable number of reasons. Creates a steady high rate of responding.