Tourette's Syndrome-A Condition Marked by Erratic and Repetitive Facial and Muscle

Multiple Choice

Tourette's syndrome-a condition marked by erratic and repetitive facial and muscle movements (called tics) and frequent noise making such as grunting,snorting,or sniffing-is believed to be caused by an imbalance in the

A) hippocampus.
B) medulla.
C) basal ganglia.
D) thalamus.