Cheek dimples occur due to a change in a particular facial muscle. There is some genetic component to cheek dimples, but it's not entirely clear why some people have them and other don't. A ...

Bifid Zygomaticus Major In faces with dimples, the bundles of the zygomaticus major separate into two bundles so that the skin gets pulled inward as the muscle contracts.

Just a result of a double zygomaticus major muscle. Alicia Ault - Museums Correspondent. August 30, 2016. ... The dimples are due to the existence of the bifid, or double, zygomaticus major muscle ...

In people with dimples, however, the zygomaticus major divides into two groups of muscle — one above the corner of the mouth and the other below. This is called a double or bifid ZMj.

IN 1951 Binkley and Johnson1 reported the case of a thirty-one-year-old woman with basal-cell nevi, agenesis of the corpus callosum and dental cysts. The skin lesions, appearing in childhood, exten ...