A virus has attacked neurons of the somatic sensory system of your patient. This virus 'hides out' or lives in the cell
bodies of $2^{nd}$ order neurons. You have developed a drug to inactivate or 'kill' the virus but it must be applied near to
where the virus is located. Where would you deliver this drug? In the...
thalamus
primary motor cortex
postcentral gyrus
dorsal root ganglia
dorsal gray horn