Medicine — Pain Pathway

{
  "elements":[
    {"data":{"id":"noci","label":"Nociceptor"}},
    {"data":{"id":"nerve","label":"Sensory neuron"}},
    {"data":{"id":"cord","label":"Spinal cord (dorsal horn)"}},
    {"data":{"id":"thal","label":"Thalamus"}},
    {"data":{"id":"cortex","label":"Somatosensory cortex"}},
    {"data":{"source":"noci","target":"nerve","label":"stimulus"}},
    {"data":{"source":"nerve","target":"cord"}},
    {"data":{"source":"cord","target":"thal","label":"ascending tract"}},
    {"data":{"source":"thal","target":"cortex","label":"perception"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}