examples of neurobehavioral tests used to evaluate the effects of chemicals for toxicity include those that evaluate motor ( spontaneous motor activity , motor coordination , weakness , abnormal movement or posture , tremor , and on-going performance ) , sensory ( screening , reflex modification , and instrumental conditioning ) , learning/memory ( nonassociative and associative ) , instrumental performance ( schedules of reinforcement ) , and naturally occurring responses ( consummatory behaviors ) .
C0013384
abnormal movement
C0040822
tremor