The Final Chapter: The Steal in the Wheels - S12-E9
Revealing mistake: When Booth launches his car off the other car in the derby, the sparks that appear don't line up with where Booth hits the car. (00:35:35)
The Final Chapter: The Steal in the Wheels - S12-E9
Other mistake: When Rolfe walks up to the platform with Angela at the start, he is 3 or 4 steps in front of Angela who swipes her card to grant access to the platform but no alarm sounds. (00:08:00)
The Final Chapter: The Steal in the Wheels - S12-E9
Visible crew/equipment: After Fuentes explains to Saroyan why he's not wearing the new lab coat, Fuentes tells Saroyan that he'll be coming to her wedding because they're family, and as the camera pulls back we can see a T-mark on the floor at his feet. (00:18:20)
Answer: Since the palatine bone is a bone that helps form the mouth it has a lot to do with speaking. The shape of it differs a lot depending on your ethnic background. I would guess that they, in the show, meant that the person's bone tells that they were Japanese and that it was "made for the purpose of speaking Japanese." That's what I'd assume anyway. I've studied molecular biology though, so I'm not an expert on bones.