Conditioned taste aversions: From poisons to pain to drugs of abuse.

摘要: Learning what to eat and not is fundamental our well-being, quality of life, survival. In particular, the acquisition conditioned taste aversions (CTAs) protects all animals (including humans) against ingesting foods that contain poisons or toxins. Counterintuitively, CTAs can also develop in situations which we know with absolute certainty food did cause subsequent aversive systemic effect. Recent nonhuman animal research, analyzing palatability shifts, has indicated a wider range stimuli than been traditionally acknowledged induce CTAs. This article integrates these new findings reappraisal some known characteristics CTA presents novel conceptual analysis broader more comprehensive previous accounts learning.