09012011 - (muscle and nerve electrophysiology STIMULUS ID...

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MEASURING MOTOR PERFORMANCE
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The Study of Motor Skills Motor skills are goal-directed Motor skills are adaptive Motor skills are influenced by environmental regulatory conditions
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Two General Categories of Performance Measurements 1. Performance outcome measures Category of motor skill performance that indicates the outcome or result of performing a motor skill (e.g. How high did the skateboarder jump?)
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1. Performance production measures Measures of motor skill performance that indicate the performance of specific aspects of the motor control system during the performance (e.g. how much knee flexion occurred during the jump?) Two General Categories of Performance Measurements
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What can we measure? Time (latency, duration) Space (distance, position, angle) Force (torque) Physiological function
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Unformatted text preview: (muscle and nerve electrophysiology) STIMULUS ID RESPONSE SELECTION RESPONSE EXECUTION INFORMATION PROCESSING MODEL OF MOTOR PERFORMANCE REACTION TIME S:R SRT - simple reaction time 1:1 CRT - choice reaction time n:n DRT - discrimination reaction time n:1 FRACTIONATED RT ELECTROMYOGRAPHY (EMG) Pre-motor Time Initiation of muscle activity Motor Time Observable Movement EMG Recording Go Signal RT and MT Reaction Time & Movement Time Go Signal Initiation of response Termination of response Foreperiod Reaction Time Movement Time Warning Signal Time Measuring Performance Accuracy (Error Measures) ABSOLUTE ERROR CONSTANT ERROR VARIABLE ERROR RADIAL ERROR ROOT-MEAN-SQUARED ERROR For Next Class Review measurement of performance production...
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09012011 - (muscle and nerve electrophysiology STIMULUS ID...

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