PSY 101 Lecture 10-17-11-2

PSY 101 Lecture 10-17-11-2 - Introductory Psychology...

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Unformatted text preview: Introductory Psychology Instructor Instructor Anne Neumann Office hours: W F 2-3 PM 282 Park Hall aneumann@buffalo.edu Teaching Assistants Teaching Assistants Cynthia Hunter: crhunter@buffalo.edu Jennifer Valenti: valenti8@buffalo.edu Kimberly Plyler: kplyler@buffalo.edu Ublearns Ublearns Check out Ublearns For Grades Announcements Lecture slides Resources Pain and analgesia (pain relief) Placental opioid enhancing factor (POEF) POEF enhances opioid-mediated analgesia Addiction: Does POEF ingestion modifies the development of tolerance and sensitization to morphine? Medication-assisted treatment of opioid addiction Review: Learning Reflex a simple and automatic response to a single stimulus Learning Learning What is learning? Learning a change in behavior, or the potential of change in future behavior, as a result of experience Non-associative Learning Change in arousal level Habituation Sensitization Associative Learning Stimulus- Response learning Classical conditioning Operant conditioning Learning Learning An animal learns about the properties of a novel stimulus that is harmless. If the stimulus is neither beneficial nor harmful, the animal learns, after repeated exposure, to ignore it. E.g. orienting response Habituation Habituation In response to a harmful stimulus the animal typically learns to respond more vigorously not only to that stimulus but also to other stimuli, even harmless ones. Sensitization Sensitization Explain classical conditioning Pavlovs Experiments Ivan Pavlov unconditioned reflexes : automatic connections between a stimulus (food) and a response (secreting digestive juices) classical conditioning : the process by which an organism learns a new association between two paired stimuli - a neutral stimulus and one that already evokes a reflexive response Classical Conditioning Classical Conditioning unconditioned stimulus (UCS): an event that consistently, automatically elicits an unconditioned response unconditioned response (UCR): action automatically elicited by the unconditioned stimulus Classical Conditioning Classical Conditioning conditioned stimulus (CS): an original irrelevant stimulus that, after association with an unconditioned stimulus (UCS), comes to trigger a conditioned response conditioned response (CR): the learned response to a previously neutral conditioned stimulus Classical Conditioning Classical Conditioning acquisition: the process that establishes or strengthens a conditioned response Classical Conditioning Classical Conditioning...
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PSY 101 Lecture 10-17-11-2 - Introductory Psychology...

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