{
  "id": "nervous",
  "name": "Nervous system",
  "function": "Detects stimuli and coordinates rapid responses throughout the body.",
  "key_organs": [
    "Brain",
    "Spinal cord",
    "Nerves",
    "Sensory organs"
  ],
  "url": "https://gratisapi.com/api/body-systems/nervous"
}