He couldn't believe what he was about to do.  Taking a deep breath, he steps over the teeth and into the deep, wet cave that was his patient's mouth.  Slipping more than a few times on Umi's blue tongue, he tries to get a good look at his fang.  Because of his current size, he was in the slight line between the tongue, and the bumps on it were half his size.  Since this was a great opportunity, Jakobi stood, fascinated at other details.  He noticed that the dragon's throat was closed off by a ring of flesh.