Gluteal Region Flashcards
Tensa Fascia Lata
O: ASIS + Illiac Crest
I: Iliotibial band
Glute Max
O: Illium, sacrum and coccyx
I: Illiotibial Band (75%) + Gluteal Tuberosity (25%)
Glute Med
O: ilium between post. + ant. gluteal lines
I: greater trochanter of the femur- lat. surface
Glute Min
O: ilium between ant. and inferior gulteal lines
I: greater trochanter of the femur - ant. surface
Piriformis
O: Ant. surface of sacrum = Sacrotuberous
I: sup. border of greater trochanter of the femur
Obturator internus
O: pelvic surface of obturator membrane and surrounding bones
I: med. surface of greater trochanter - trochanteric fossa
Superior and Inferior Gemellus
Superior O: ischial spine
Inferior O: Ischial tuberosity
I: med surface of greater torcanter - trochanteric fossa
Quadratus Femoris
O: lat border of ischial tuberosity
I: quadrate tubercle on the intertrochanteric crest of the femur
TFL (tensa fascia lata) ACTION and INNERVATION
medially rotates and abducts the thigh
Superior Gluteal Nerve
Glut Max ACTION and INNERVATION
Extends the thigh!
some lat rotation + steadies trunk
Inferior Gluteal Nerve
Glut Med ACTION and INNERVATION
abducts thigh, stabilises pelvis
Superior Gluteal Nerve
Glut Min ACTION and INNERVATION
abduct thigh
Superior Gluteal Nerve
Piriformis ACTION and INNERVATION
lat rotate extended thigh
Abduct flexed thigh
Branches of Anterior Rami of S1
Obturator Internus ACTION and INNERVATION
lat rotate EXTENDED thigh
steadies femoral head in acetabulum
abducts FLEXED thigh
Nerve to Obturator Internus
Sup + Inf Gemellus ACTION and INNERVATION
Lat. rotate EXTENDED thigh
steadies head of femur in acetablum
Abduct Flexed thigh
Superior: Nerve to Obturator Internus
Inferior: Nerve to Quadratus Femoris
