Underdevelopment In The Lower Jaw
https://www.youtube.com/watch?v=h4zzSD503gw&feature=youtu.be Transcript Today, let’s have a look at the lower jaw. The lower jaw is the only mobile bone in the human skull. The top jaw is strongly fixed to the base of the skull, but the bottom jaw can move in all the three dimensions. This jaw is jointed to the temporal bone. The distance between this joint and brain is very short, sometimes less than 2 mm. As opposed to the upper jaw, the length of the lower jaw the red...