Chapter 12. Application of Changing Criterion Design. Limitations of the Study One limitation of the study was gender bias. It was noted in the study that there are more overweight girls than boys, yet the authors included only boys in the study. Therefore, the findings may not be generalizable to the general population.
Anatomy and supply. The gluteus maximus muscle builds the most superficial layer of the dorsal gluteal musculature and thus forms the surface anatomy of the gluteal region.
The gluteus medius muscle is partially covered, on its lower-third part, by the gluteus maximus muscle. This makes up what is commonly referred to as the buttocks. The gluteus medius works to provide rotation of the thigh outward from the center of the body, which enables a steady walking gait.