PSYC 351 Lecture Notes - Lecture 31: British Rail Class 31, Drug Tolerance, Plant Defense Against Herbivory
8 Apr 2020
School
Department
Course
Professor
Document Summary
Conditioned diminution of the ur is a prominent phenomenon in aversive conditioning and in conditioning. Experiments where pharmacological agents serve as unconditioned stimulus. In both cases, a conditioned stimulus elicits physiological processes that serve to counteract the effects of the us. An aversive stimulus activates the defensive behavior system. Defensive responses like feeling or striking back at. A predator can be effective in coping with an attack. However, to engage in active defensive responses, the. Exposure to an aversive stimulus or physical injury results in the release of endogenous opiates that counteract the. Endogenous opiates are produced internally by the body and function like morphine or heroin to reduce pain. The release of endogenous opiates can become conditioned to cues associated with an aversive stimulus or injury. Ex: a cs that has been paired with foot-shock will stimulate the release of endogenous opiates, resulting in. Through this process, foot-shock becomes less and less painful with successive.
