Article Summary PAVLOVIAN CONDITIONING A Functional Perspective Michael
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Article Summary 제목 저자 출처 발표자 PAVLOVIAN CONDITIONING: A Functional Perspective Michael Domjan Annu. Rev. Psychol. 2005. 56: 179 -206 심리학과 석사 07학번 최영건
Before the Article Summary A general view of the learning Ivan Petrovich pavlov (1849 -1936) Thorndike, Edward Lee (1874. 8. 31~1949) Skinner, Burrhus Frederic ( 1904 ~ 1990)
Before the Article Summary Learning: Some Key Terms n Learning: Relatively permanent change in behavior due to experience • Does not include temporary changes due to disease, injury, maturation, injury or drugs since these do NOT qualify as learning n n Reinforcement: Any event that increases the probability that a response will recur Response: Any identifiable behavior • Internal: Faster heartbeat • Observable: Eating, scratching n n Antecedents: Events that precede a response Consequences: Effects that follow a response
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Before the Article Summary Classical Conditioning • CS+US response • CS elicits the response (involuntary, reflexive) • New behavior is due to the CS-US contingency Operant Conditioning • S D: R S R+ • The organism emits the response (voluntary) • New behavior is due to the responsereinforcer contingency
Before the Article Summary Classical Conditioning or Pavlovian conditioning Ivan P. Pavlov Ø was a Russian physiologist who accidentally discovered this type of learning Øhe was studying the physiology of digestion when he noticed a funny thing. Ødigestion starts in the mouth where saliva begins to break down food. Dogs would salivate when he put the food powder in their mouths. ØBut experienced dogs would also salivate when the experimenter walked in the room or at the sight of food.
Before the Article Summary n n Unconditioned Stimulus (UCS) = eliciting event Unconditioned Response (UCR) = the behavior that results from the UCS (“automatic” reaction) Conditioned Stimulus (CS) = arbitrary stimulus that is paired with an UCS ; after a certain # of pairings, the CS alone elicits a response Conditioned Response (CR) = the behavior that results from the CS (“learned” response)
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Four major terms apply to Pavlovian Conditioning experiments US Unconditioned stimulus Biologically potent stimulus that reliably evokes an unlearned or reflexive reaction (i. e. , food) UR Unconditioned response The unlearned response triggered by the US Powerful and reflexive (i. e. , salivation to food) CS Conditioned stimulus Biologically weak stimulus The CS may evoke an orienting response, but not the strong response evoked by the US (i. e. , metronome) CR Conditioned response It is elicited by the CS and represents the learned behavior The behavioral manifestation of the underlying association between the CS and the US (i. e. , salivation to the Metronome)
contents n INTRODUCTION Natural Learning Paradigms Conditioned Modifications of the Unconditioned Response n LEARNING WITH ECOLOGICALLY RELEVENT CONDITIONED STIMULI CONDITIONED MODIFICATIONS OF RESPONSES TO THE UNCONDITIONED STIMULUS n SUMMARY AND CONCLUSION n
MAIN ISSUE LEARNING WITH ECOLOGICALLY RELEVENT CONDITIONED STIMULI • • Poison-Avoidance Learning Taste-Odor Potentiation and Contrablocking Caloric Conditioning Sexual Conditioning Fear Conditioning Maternal Nursing and Infant Sucking Discussion
MAIN ISSUE CONDITIONED MODIFICATIONS OF RESPONSES TO THE UNCONDITIONED STIMULUS l l l l l Conditioned Modification of the Eyeblink Response Sexual Behavior and Reproductive Success Aggression Maternal Nursing and Infant Sucking Fear-Potentiated Startle Conditioned Hypoalgesia Digestion and Feeding Conditioning and Drug Tolerance Drug Conditioning and Senstization
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