Physiology The hyperkinetic features of the Huntington’s disease are due to the loss of: A Nigrostriatal dopaminergic system B Intrastriatal cholinergic system C Subthalamic neurons D Intrastriatal GABA-ergic and cholinergic system 💡 Explanation The hyperkinetic features of the Huntington's disease are due to the loss of: ✓ Correct Answer: D. Intrastriatal GABA-ergic and cholinergic system