Biology — The Lymphatic System

{
  "elements":[
    {"data":{"id":"blood","label":"Blood capillaries"}},
    {"data":{"id":"tissue","label":"Tissue fluid"}},
    {"data":{"id":"lymph","label":"Lymph capillaries"}},
    {"data":{"id":"vessel","label":"Lymph vessels"}},
    {"data":{"id":"node","label":"Lymph nodes (filter)"}},
    {"data":{"id":"duct","label":"Thoracic duct"}},
    {"data":{"id":"return","label":"Returns to bloodstream"}},
    {"data":{"source":"blood","target":"tissue","label":"leaks out"}},
    {"data":{"source":"tissue","target":"lymph"}},
    {"data":{"source":"lymph","target":"vessel"}},
    {"data":{"source":"vessel","target":"node"}},
    {"data":{"source":"node","target":"duct"}},
    {"data":{"source":"duct","target":"return"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}