屬足少陰腎經(jīng)（《難經(jīng)》曰∶腎氣通于耳）。耳前屬手足少陽(yáng)三焦、膽、足陽(yáng)明胃經(jīng)之會(huì)；耳后屬手足少陽(yáng)三焦、膽經(jīng)之會(huì)。耳下曲頰屬足少陽(yáng)膽、陽(yáng)明大腸經(jīng)之會(huì)；曲頰前屬足少陽(yáng)膽、陽(yáng)明大腸經(jīng)之會(huì)；前寸許屬手陽(yáng)明大腸經(jīng)；曲頰后屬足少陽(yáng)膽經(jīng)。