CH 14 PART 3 TENSOR FASCIAE LATAE (TFL)

Isometric stabilization function of the TFL

Stabilizes the thigh and pelvis at the hip joint Stabilizes the knee joint

TFL (tensor fascia latae) attachments

anterior Superior iliac Spine (back side of the ilium from lateral view ANTERIOR) TO THE iliotibial band (band that runs laterally from the tibial bone)

reverse mover action of the TFL

anteriorly tilts the pelvis at the hip joints depresses the same-side pelvis at the hip joint

concentric mover actions of the Tensor Fasciae Latae (TFL)

flexes the thigh at the hip joint (knees to hips) Abducts the thigh at the hip joint medially rotates the thigh at the hip joint

eccentric antagonist functions of the Tensor Fasciae Latae

restrains and slows thigh extension and pelvic tilt

Innovation nerve

the superior gluteal nerve L4, L5, S1