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orienting reflex

   Also found in: Encyclopedia 0.01 sec.
o·ri·en·ting reflex (ôr-ntng)
n.
An aspect of responding to environmental stimuli in which an organism's initial response to a change or novel stimulus makes the organism more sensitive to the stimulation, as when the pupil of the eye dilates in response to dim light. Also called orienting response.
orienting reflex
a component of the behavioral state of readiness or arousal.
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Although this explanation is speculative, it could be assessed by using materials that do not employ prompts, or obtaining direct measures of increased stimulus salience such as increases in eye gaze in the direction of prompts, heart rate, or other physiological indicators of the orienting reflex.
Effects of response cost in computerized programmed instruction by Munson, Kevin J.; Crosbie, John / The Psychological Record
 
 
 
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