A lack of this/these neurotransmitter(s) in the basal ganglia is/are associated with Parkinson's disease. 21:52 Nervous System A lack of this/these neurotransmitter(s) in the basal ganglia is/are associated with Parkinson's disease. a. norepinephrine c. dopamine b. endorphins d. enkephalins Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+