Episode 81: As long as I was on a roll after learning the Gow-Gates, I decided to have Kathy Bassett teach me the AMSA injection as well. This is the counter-intuitive palatal injection that anesthetizes the anterior teeth, including all four bicuspids, but does not anesthetize the lip, so that the patients smile line can be evaluated. I had never blanched palatal tissue quite this much! Then, an unlicensed dentist in Florida gives new meaning to "making a house call".