Extends leg at knee, fibers slope 50-55 o medial to femoral shaft and therefore help keep patella tracking appropriately. Medial femoral circumflex A. Lateral femoral circumflex A. Ascending br. Around the neck and greater trochanter of the femur. Arteries derived from both the external and internal iliac systems surround the femoral neck and have branches that travel along the neck to supply the head. No intraosseus anastomoses are present between the head and neck which can limit the vascular supply to the head after injury.
Veins accompany the arteries listed above.
Adducts thigh, flexes and medially rotates leg. Adducts flexes and medially rotates thigh. Adducts and helps flex thigh. Laterally rotates thigh. Nerves Obturator N .