Fig. 6From: Effect of mandibular position achieved using an oral appliance on genioglossus activity in healthy adults during sleepComparisons of genioglossus (GG) and masseter activity in the three test conditions during sleep. SL4: 4-mm bite opening and 0% protrusion during sleep; SL4A: 4-mm bite opening and 50% protrusion during sleep; SL12: 12-mm bite opening and 0% protrusion during sleepBack to article page