ch07_revised.ppt - Chapter Seven Learning The Role of Experience Learning \u2022 What is Learning Learning \u2022 Learning an experience produces a relatively

ch07_revised.ppt - Chapter Seven Learning The Role of...

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Chapter Seven Learning: The Role of Experience
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Learning Learning What is Learning ?
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Learning Learning Learning: an experience produces a relatively enduring change in an organism’s behavior or capabilities
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Learning Learning Four basic learning processes: Habituation Classical conditioning Operant conditioning Observational learning
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Learning Learning Behaviorism dominated research on learning What is behaviorism ?
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Learning Learning Behaviorism: Assumes that there are laws of learning that apply to virtually all organisms Learning is explained in terms of directly observable events
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What is evolution?
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What is the difference between evolution and learning?
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Adapting to the Environment Adapting to the Environment Learning: Personal adaptation: Learning focuses on how an organism’s behavior changes in response to environmental stimuli Evolution is species’ adaptations passed down biologically across generations.
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Adapting to the Environment Adapting to the Environment Each organism must learn; Which events are important for its survival and well-being Which stimuli signal something important is about to occur Whether its responses will produce negative or positive consequences
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Adapting to the Environment Adapting to the Environment Personal adaptation: Habituation: a decrease in the strength of response to a repeated stimulus Any example?
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Adapting to the Environment Adapting to the Environment Habituation: For ex: Certain noises in a house cause a newborn baby to cry, until he or she becomes desensitized to the noises and they no longer frighten the child.
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Adapting to the Environment Adapting to the Environment Habituation: For ex: A turtle draws its head back into its shell when its shell is touched. After being touched repeatedly, the turtle realizes it’s not in danger and no longer hides.
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Adapting to the Environment Adapting to the Environment What is sensory adaptation?
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Adapting to the Environment Adapting to the Environment What is sensory adaptation? Sensory receptors change their sensitivity to a continous, unchanging stimuli (for ex: smell)
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Adapting to the Environment Adapting to the Environment How is habituation different from sensory adaptation?
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Adapting to the Environment Adapting to the Environment How is habituation different from sensory adaptation? Sensory adapation refers to your sensory modalities getting used to a certain physical situation whereas habituation is similar, but occurring at the perceptual and cognitive levels and as a response in the body.
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Adapting to the Environment Adapting to the Environment Habituation serves a key adaptive function which is…
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Adapting to the Environment Adapting to the Environment Habituation serves a key adaptive function which is… We do not respond to each and every stimulus in the environment, if we did it would be very exhausting and overwhelming. We need to conserve our energy.
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Classical Conditioning
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