Biology — Fight-or-Flight Response

{
  "elements":[
    {"data":{"id":"threat","label":"Threat"}},
    {"data":{"id":"amyg","label":"Amygdala"}},
    {"data":{"id":"hypo","label":"Hypothalamus"}},
    {"data":{"id":"sns","label":"Sympathetic nerves"}},
    {"data":{"id":"adrenal","label":"Adrenal medulla"}},
    {"data":{"id":"adr","label":"Adrenaline"}},
    {"data":{"id":"effects","label":"Raised HR, glucose, alertness"}},
    {"data":{"source":"threat","target":"amyg"}},
    {"data":{"source":"amyg","target":"hypo"}},
    {"data":{"source":"hypo","target":"sns"}},
    {"data":{"source":"sns","target":"adrenal"}},
    {"data":{"source":"adrenal","target":"adr"}},
    {"data":{"source":"adr","target":"effects"}},
    {"data":{"source":"sns","target":"effects","label":"direct"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}