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Unformatted text preview: Learning Review: Test 1, February 19, 2008 What is Learning?- Learning is an enduring change in the mechanisms that produce behavior resulting from environmental stimuli.- This is not the same as performance Background:- Rene Descartes- Dualism, voluntary vs. involuntary action- Mind and Body are separate Presumptions of Learning Theory:- Environmental Determinism- Evolutionary Continuity- Empiricism- Logical Positivism: Truth knowable through science; falsifiable, parsimonious, general process approach Primer on Experimental Design:- Logic Issues o experimental vs. control groups o independent vs. dependent variables o single subject vs. between subject designs- Measurement Issues o Operational definitions o Outcomes rate, intensity, duration, etc interval, etc Elicited Behavior, Habituation, and Sensitization: Elicited Behavior:- S o stimulus o detectable environmental event- R o response o any behavior you can perform Reflexes- Most Basic Unit of Behavior- Reflex Arc o Afferent (Sensory) neuron o Interneuron (optional) o Efferent (Motor) neuron- Typically not learned- Simple or hierarchical arrangement- Can be conditional Modal Action Patterns (MAPs)- pattern of behavior shared by most members of a species- typically more complex than a reflex- typically triggered by sign stimuli Sequences- Motivation- Ethology Version: o Appetitive behaviors: how to find what youre looking for. o Consumatory behaviors: getting what youre looking for.- Systems Approach Version: o General Search Mode o Focal Search Mode o Handling/Ingesting Mode Habituation- Response diminishes with repeated exposure to a stimulus o different from sensory adaptation and fatigue- After delay, spontaneous recovery Sensitization- Response increases with repeated exposure to stimulus o Like the opposite of habituation, only with less stimulus specificity...
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This note was uploaded on 03/30/2008 for the course PSYCH 202 taught by Professor Martin during the Spring '08 term at Butler.
- Spring '08