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Information processing of bimanual reaching movements
Jarrod Blinch motorbehaviour.wordpress.com
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual +
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Bimanual symmetric Bimanual asymmetric Unimanual
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Bimanual symmetric Bimanual asymmetric L L L S S L S S
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Bimanual symmetric Bimanual asymmetric
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Bimanual symmetric Bimanual asymmetric Unimanual
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Go signal Choice reaction time Stimulus identification Imperative stimulus recognition Target discrimination Response selection Response programming Response programming Response initiation
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Go signal Choice reaction time Imperative stimulus recognition Target discrimination Response selection programming Target discrimination Response selection Response programming Response initiation Simple reaction time Imperative stimulus recognition Target discrimination Response selection Response programming Response initiation
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Go signal Choice reaction time Imperative stimulus recognition Response initiation Simple reaction time Response selection programming Target discrimination Target discrimination Response selection Response programming
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+ L + S + + + Target discrimination Target discrimination Target
Response selection Response selection Response selection Response programming Response programming Response programming + L + S + + +
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Study 2
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Response selection programming Target discrimination Response selection programming Target discrimination Response selection programming Target discrimination Response selection programming Target discrimination Stimulus contrast Bright Dim Response compatibility Compatible Incompatible Response complexity Reaches Reversals
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Bimanual symmetric Bimanual asymmetric Control
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Bimanual symmetric Bimanual asymmetric
Dim Target discrimination
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Bimanual symmetric Bimanual asymmetric
Incompatible Response selection
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Bimanual symmetric Bimanual asymmetric
Reversals Response programming
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Control Bimanual symmetric Target discrimination Response selection
programming Response selection programming Target discrimination Bimanual asymmetric
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Dim Bimanual symmetric Target discrimination Response selection
programming Bimanual asymmetric Target discrimination Response selection Response programming
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Incompatible Bimanual symmetric Target discrimination Response
selection Response programming Bimanual asymmetric Target discrimination Response selection Response programming
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Reversal Bimanual symmetric Target discrimination Response selection
programming Bimanual asymmetric Target discrimination Response selection Response programming
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2-Choice TD RS RP
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TD RS RS RP
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Target discrimination Response selection Response programming + +
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Bimanual symmetric Target Discrimination left right Response Selection left right Response Selection bimanual unification Response programming Bimanual asymmetric Response Selection left programming Target Discrimination right bimanual unification
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Study 3
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Unilateral 2-choice
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Go signal left precued left precued left precued right right right
Target Discrimination left precued Response Selection left precued Response Programming left precued Target Discrimination right Response Selection right Response Programming right
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Go signal left precued left precued left precued right right right
Target Discrimination left precued Response Selection left precued Response Programming left precued Target Discrimination right Response Selection right Response Programming right
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Little or non-specific
Startle effects Simple Unilateral 2-choice 2-Choice Advance preparation Full ? Little or non-specific Reaction time Shortest Short Movement errors Low Medium
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Little or non-specific
Startle effects Simple Unilateral 2-choice 2-Choice Advance preparation Full ? Little or non-specific Reaction time Shortest Short Movement errors Low Medium
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Unilateral 2-choice Go signal left left precued precued
Target Discrimination left precued Response Selection Response Programming left precued Response Programming bimanual unification Target Discrimination right Response Selection
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2-Choice Go signal Target Discrimination left right Response Selection
bimanual unification Response programming
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Unification simplifies movement preparation
Long-Short movement with coupled timing Long-Long movement Long-Short movement Preparation complexity Low High
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Acknowledgements Supervisor Dr. Romeo Chua Committee
Dr. Franks, Dr. Carpenter Co-authors Dr. Cameron, Dr. Cressman, Dr. Hodges University examiners Dr. Crocker, Dr. Handy External examiner Dr. Mason Comp. Examiner Dr. Blouin
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