Regions of the thigh including the lower leg (ventral):
1 = Regio subinguinalis (subinguinal region, red background)2 = Trigonum femorale (femoral triangle)3 = Regio femoris anterior (anterior femoral region)4 = Regio genus anterior (anterior knee region)5 = Regio cruris posterior (posterior crural region)6 = Regio cruris anterior (anterior crural region)
