conditioned stimulus


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conditioned stimulus

n. Psychology
A previously neutral stimulus that, after repeated association with an unconditioned stimulus, elicits the response effected by the unconditioned stimulus itself.

conditioned stimulus

n
(Psychology) psychol a stimulus to which an organism has learned to make a response by classical conditioning. Compare unconditioned stimulus
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.conditioned stimulus - the stimulus that is the occasion for a conditioned response
stimulant, stimulus, stimulation, input - any stimulating information or event; acts to arouse action
References in periodicals archive ?
In this procedure, two types of trials are presented in a random order: ones in which a conditioned stimulus (excitatory CS) is paired with an unconditioned stimulus (US), and others in which the same conditioned stimulus is presented in compound with another stimulus (inhibitory CS) but the US is omitted (Pavlov, 1927).
You now have a conditioned stimulus against all food until everyone is back to normal.
Normally, fear reactions diminish over time as the conditioned stimulus ceases to be associated with the negative experience.
Here, a placebo/nocebo serves as conditioned stimulus and is repeatedly coupled to a pain stimulus (unconditioned stimulus), in which the intensity is reduced or increased without the person's knowledge compared to before placebo/nocebo administration or to a simultaneous stimulation without placebo/nocebo.
In the current study, we used music as an auditory conditioned stimulus (CS) and vignette narrations of consensual sex, non-consensual sex, and neutral (nonsexual) interactions as unconditioned stimuli (US).
During this period each self-administered drug infusion is associated with a stimulus (such as a light or sound) which is contingently presented in the training sessions (thus turning into a conditioned stimulus).
In this case, a change in the circadian context (time of day) in the conditioning day enhances the novelty value of the conditioned stimulus and its associative strength, which interferes with the effect of taste pre-exposures.
Anticipatory nausea and vomiting is usually refractory to standard antiemetic therapy.12 On the other hand anti emetics have been found to paradoxically worsen symptoms, perhaps by providing conditioned stimulus themselves.9
see Razran, 1958, 1961 for a review; Dworkin, 1993) with non-artistic material would suggest that the emotional valence of an unconditioned stimulus (US) following a conditioned stimulus (CS) is responsible for the emotional valence of the conditioned response (CR) independent of the stimulus modality.
"In this kind of paradigm, on the nights when there is no medication, they are getting a conditioned response; on the nights when there is medication, you are reinforcing the capsule as the conditioned stimulus for that physiologic response."
Researchers created an aversive memory that caused the rats to refuse the conditioned stimulus of saccharin.
In the EC procedure, the initial stimulus is termed the conditioned stimulus (CS) and the second stimulus is labeled the unconditioned stimulus (US).