A man is in a mental institution, and after 5 years he can take a test to see if he can leave. They call him in and ask him to name his body parts. He says "finger, hand, wrist, knee, ", but points to his elbow when he says "knee". He fails, and five years later he comes back again. He says "finger, wrist, elbow, shoulder, bellybutton, " but points to his nose, not his bellybutton. He fails again, and he also fails the next four tries. Finally after 30 years he comes in and says "finger, han d, wrist, elbow, shoulder, eye, nose, mouth." So they let him leave, but before he goes they ask how he did it this time. The man points to his head and says "I used my kidneys

;d