How does your brain know where your limbs are without looking at them?

Question

As an example, if you or someone else randomly moves your arms you know exactly where they are relative to other parts of your body, how does the brain know this?

In: 108

Answer 1

I think the answer is pretty much given in the responses you’ve received so far, but I just wanted to add that the body gets it wrong some of the time, or can be tricked. You can look it up on YouTube as the phantom limb experiment. It’s fascinating and scary at the same time.