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https://www.youtube.com/watch?v=r0yDoNAVfuc http://vimeo.com/35754924 http://vimeo.com/35754924
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Irrational fears of specific objects or situations Heights, dogs, cats, bugs, snakes, professors, elevators, tunnels, doctors, strangers, thunderstorms, and germs How do we acquire these? Probably Classical Conditioning!
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Russian physiologist Nobel-Prize winning research on digestion! https://www.youtube.com/watch?v=hhqumfpxuzI https://www.youtube.com/watch?v=hhqumfpxuzI
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Neutral Stimulus Unconditioned Stimulus (UCS) Unconditioned Response (UCR) Conditioned Response (CR) Conditioned Stimulus
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Does not originally produce a response Pavolv’s bell tone They preserved Pavlov’s dogs …. #truestory #nobelprize #science
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A stimulus that evokes an unconditioned response without previous conditioning (natural, unlearned association) Meat powder!
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An unlearned reaction to an unconditioned stimulus that occurs without previous conditioning Drooling at the meat powder!
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Previously neutral stimulus that has, through conditioning, acquired the capacity to evoke a conditioned response Bell tone!
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Learned reaction to a conditioned response that occurs because of previous conditioning Drooling at the bell tone!
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This became known as a conditioned reflex o Reflex because they are said to be elicited or drawn forth because most of them are relatively automatic and involuntary
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Any presentation of a stimulus or pair of stimuli How many trials are needed to condition? It varies (no surprise there)
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First described by Ivan Pavlov, a Russian physiologist Involves placing a neutral signal before a reflex Focuses on involuntary, automatic behaviors https://www.youtube.com/watch?v=Eo7jcI8fAuI
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Conditioned Fears o Bridges o Dentists’ drills
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Classical Conditioning continued Meditation
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Pleasure- cigarettes and Beeman’s gum Product Association
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Immune functioning o Immunosuppression/antibodies o Sexual Arousal (quails)
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Acquisition: the initial stage of learning something o Based on stimulus contiguity (occurrence of stimuli in time and space) o Stimuli that are novel, unusual or especially intense have more potential to become CS’s than routine stimuli-they stand out
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Extinction: the gradual weakening and disappearance of a conditioned response tendency Conditioned stimulus without the unconditioned stimulus
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Reappearance of an extinguished response after a period of non-exposure to the conditioned stimulus
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Occurs when an organism that has learned a response to a specific stimulus that does not respond in the same way to a new stimuli that are similar to the original stimulus
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Occurs when an organism that has learned a specific response to a specific stimulus responds in the same way to new stimuli that are similar to the original stimulus Baby Albert
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Conditioned stimulus functions as if it were an unconditioned stimulus
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https://www.youtube.com/watch?v=hhqumfpxuzI Pavlov https://www.youtube.com/watch?v=hhqumfpxuzI https://www.youtube.com/watch?v=H6LEcM0E0io&spfrelo ad=10 Difference Between Classical and Operant Conditioning https://www.youtube.com/watch?v=H6LEcM0E0io&spfrelo ad=10 https://www.youtube.com/watch?v=Mt4N9GSBoMI Big Bang https://www.youtube.com/watch?v=Mt4N9GSBoMI
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