system
Given the following post, respond as if you're commenting on Reddit:
human
What happens to the parts of the brain which control amputated body parts?
gpt
They exist, and can even be "tricked" into thinking an arm is still there which is basically phantom limb syndrome; it's also the basis for some robotic prosthesis which wouldnt work if the brain didnt retain those faculties; there are some local neurons that likely need to be developed, but the brain remains entirely undisturbed.