Anatomy Angel: Obturator Externus
Dooley Noted: 5/17/2015 The deep six lateral hip rotators are a fascinating group of muscles. They are so deep and perplexing that even researchers aren’t quite sure what they do in every plane. Regarding concentric load: The biomechanical authorities tend to agree that these 6 muscles lateral rotate the femur, relative to the hip if it’s already extended. These muscles (except for quadratus femoris) abduct a femur, if the hip is … Read more