Question: Which best describe how deep brain stimulation (DBS) of the subthalmic nucleus (STN) improves tremor in Parkinson's disease. Want Online Help? Group of answer choices DBS inhibits the STN to restore excitatory input from thalamus to primary motor cortex DBS excites the STN to restore excitatory input from thalamus to primary motor cortex DBS inhibits the STN to restore inhibitory input from thalamus to primary motor cortex DBS excites the STN to restore inhibitory input from thalamus to primary motor cortex