Dorsal column pathway Primary somatosensory ex(S1) cortex(S1)in parietal lobe Dorsal column nucler Thalamus Medulla Medial Dorsal column lemniscus Large sensory nerves Large dorsal column oot axons Touch, vbration, two-poir sd spinal cord discrimination, propriocepDorsal column pathway Large sensory nerves: Touch, vibration, two-point discrimination, proprioception Primary somatosensory cortex (S1) in parietal lobe Thalamus Medulla Medial lemniscus Spinal cord Dorsal column Dorsal column nuclei