Iliopsoas Muscle Anatomy. Plantar flex 9 and the foot Straplike muscle that is a weak thigh flexor. This flat triangle-shaped muscle fits into the curved surface called the iliac fossa of the highest and largest pelvic bone called the ilium or sometimes the iliac bone.
Human muscle system the muscles of the human body that work the skeletal system that are under voluntary control and that are concerned with movement posture and balance. As it crosses from the lateral to the medial side of the thigh the sartorius muscle crosses the surfaces of the iliopsoas pectineus and adductor longus musclesThe tensor fasciae latae muscle originates just lateral to the. The iliacus arises from the iliac fossa on the interior side of the hip bone and also from the region of the anterior inferior iliac spine AIIS.
This post discusses the 5 major hip flexor muscles and their anatomy - Psoas Iliacus Rectus Femoris Tensor Fasciae Latae and Sartorius.
Functionally the iliotibial tract extends the tensor fascia latae muscle into the lower thigh and leg allowing it to function as an abductor medial rotator and flexor of the thigh. Gross Anatomy of a Skeletal Muscle. This depth combined with the fact that the psoas originates from the sides of the five lumbar vertebrae means it plays an important role in back health. Functionally the iliotibial tract extends the tensor fascia latae muscle into the lower thigh and leg allowing it to function as an abductor medial rotator and flexor of the thigh.
