Pisiform bone Pisiform bone The pisiform bone ( or ), also spelled pisiforme (from the Latin "pisifomis", pea-shaped), is a small knobbly, sesamoid bone that is found in the wrist. It forms the ulnar border of the carpal tunnel. The pisiform is a sesamoid bone, with no covering membrane of periosteum. It is the last carpal bone to ossify. The pisiform bone is a small bone found in the proximal row of the wrist (carpus). It is situated where the ulna joins the wrist, within the tendon of the flexor carpi ulnaris muscle. It only has one side that acts as a
A Bone for a Bone when Geo P. Dog digs a hole and dumps a bone on the Gophers and then dirt as he fills the hole in. Geo does remove the bone upon Tosh's request, but realizing that it was gophers who asked him to move the bone, he returns to the same hole to rebury the bone. This time, Mac goes up, only to be grabbed by Geo. Mac then yells for help, which arrives in the form of Tosh and a hammer, which Tosh uses to knock Geo's head into his collar, allowing the Gophers to return to their hole and escape