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Related Concept Videos

Conditioned Taste Aversion01:14

Conditioned Taste Aversion

Conditioned taste aversion, also known as sauce béarnaise syndrome, is a phenomenon in which an individual develops an aversion to a certain food taste following a negative experience, typically illness. This form of aversion is a type of classical conditioning in which the taste of the food (conditioned stimulus, CS) is associated with the experience of illness (unconditioned stimulus, UCS).
A notable characteristic of conditioned taste aversion is that it often requires only a single exposure...
Classical Conditioning in Daily Life01:17

Classical Conditioning in Daily Life

Classical conditioning, a fundamental principle of associative learning, explains various phenomena observed in daily life, such as fear development, the placebo effect, taste aversion, and drug habituation. These applications demonstrate the profound impact of associative learning on human behavior and physiological responses.
John B. Watson and Rosalie Rayner famously demonstrated the development of fear through classical conditioning in their experiment with Little Albert. They paired the...
Classical Conditioning01:18

Classical Conditioning

Associative learning, a core principle in behavioral psychology, involves forming connections between events and facilitating learned responses. This concept is vividly illustrated by classical conditioning, a process extensively studied by the Russian physiologist Ivan Pavlov. Pavlov's pioneering research on dogs' digestive systems led to the discovery that behaviors can be learned through association, laying the groundwork for classical conditioning.
Ivan Pavlov observed that dogs salivated...
Punishment01:27

Punishment

Negative reinforcement and punishment are often confused but serve distinct functions in behavior modification. Reinforcement, whether positive or negative, increases the likelihood of a desired behavior, while punishment decreases it.
Punishment can be positive or negative. Positive punishment involves adding an undesirable stimulus, such as scolding, to decrease a behavior. Negative punishment involves removing a desirable stimulus, such as taking away a favorite toy, to decrease behavior.
Law of Effect01:06

Law of Effect

B.F. Skinner, a prominent figure in behavioral psychology, introduced operant conditioning by emphasizing the role of consequences in shaping behavior. This theory builds upon the law of effect proposed by Edward Thorndike, which posits that behaviors followed by satisfying outcomes are likely to be repeated. In contrast, those followed by unsatisfying outcomes are less likely to recur.
Edward Thorndike's foundational work involved studying learning in animals, particularly using puzzle boxes...
Operant Conditioning Intervention01:24

Operant Conditioning Intervention

Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are...

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Related Experiment Video

Updated: May 11, 2026

A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
08:05

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Published on: January 5, 2018

Conditioned taste aversion as instrumental punishment.

Kuang-Chu Li1, Sigmund Hsiao, Jay-Shake Li

  • 1Department of Psychology, National Chung Cheng University, Chia-Yi, Taiwan.

Journal of Experimental Psychology. Animal Behavior Processes
|May 1, 2013
PubMed
Summary
This summary is machine-generated.

Rats can learn to selectively avoid flavors paired with illness, demonstrating instrumental punishment in conditioned taste aversion (CTA). This challenges the traditional Pavlovian view of CTA, highlighting sensitivity to response-outcome contingencies.

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Area of Science:

  • Behavioral neuroscience
  • Learning and memory

Background:

  • Conditioned taste aversion (CTA) is typically explained by Pavlovian conditioning.
  • Standard CTA procedures lack an instrumental contingency between taste and illness.

Purpose of the Study:

  • To investigate the role of instrumental punishment in CTA.
  • To determine if rats can learn selective avoidance based on response-outcome contingencies.

Main Methods:

  • Rats received sequential presentations of two tastants (sucrose and NaCl).
  • An explicit positive contingency linked lithium chloride (LiCl) dosage to the intake of one tastant.
  • Rats were trained with daily alternating and counterbalanced tastant orders.

Main Results:

  • Initially, rats suppressed intake of both tastants.
  • With conditioning, rats learned to resume intake of the non-contingent solution.
  • Rats selectively suppressed intake of the LiCl-contingent tastant.

Conclusions:

  • This study provides the first evidence of selective suppression in CTA.
  • Rats demonstrate sensitivity to covariations between stimulus and response magnitudes in a punishment paradigm.
  • Findings suggest instrumental punishment contributes to CTA, challenging purely Pavlovian interpretations.