coxal joint muscles Flashcards
tensor fascia lata
O: tuber coxae
I: fascia lata
A: tense fascia lata, flex coxal and extend genual
** has 2 heads
superficial gluteal
O: sacrum and 1st caudal vertebra
I: third trochanter
A: extend coxal, abduct pelvic limb
middle gluteal
O: gluteal surface of ilium
I: greater trochanter
A: extend coxal, abduct and rotate pelvic limb medially
piriformis
O: sacrum and 1st caudal vertebra
I: greater trochanter
A: extend coxal
deep gluteal
O: body of ilum and ischiatic spine
I: greater trochanter
A: extend coxal, abduct and rotate pelvic limb medially
articularis coxae
O: ilium
I: neck of femur
A: adjusts/ protects coxal joint capsule
external obturator
O: ventral aspect of os coxae around obturator foramen
I: trochanteric fossa
A: rotate limb laterally at coxal
internal obturator
O: dorsal aspect of os coxae around obturator foramen
I: trochanteric fossa
A: rotate limb laterally at coxal joint
gemelli
O: lateral aspect of ischium (2 insertion points)
I: trochanteric fossa
A: rotate limb laterally at coxal joint
quadratus femoris
O: ventral ischium
I: near the trochanteric fossa
A: extend coxal, rotate limb laterally at coxal joint
