Deep Six Flashcards
Piriformis Origin
Anterior Surface of Sacrum
Piriformis Insertion
Greater trochanter (through greater sciatic foramen)
Piriformis Action
Hip external rotation
Hip abduction
Hip internal rotation when hip is flexed above 90 degrees
PIriformis Innervation
Nerve to Piriformis
Superior Gemellus origin
Ischial Spine
Superior Gemellus Insertion
greater trochanter via tendon of obturator internus
Superior Gemellus Action
Hip external rotation
Superior Gemellus Innervation
Nerve to obturator internus
Obturator internus origin
internal surface of obturator foramen and membrane
Obturator internus insertion
Greater trochanter
obturator internus action
hip external rotation
obturator internus innervation
nerve to obturator internus
Inferior Gemellus origin
ischial tuberosity
Gemellus inferior insertion
greater trochanter via tendon of obturator internus
Inferior Gemellus action
hip external rotation
inferior gemellus innervation
nerve to quadratus femoris
obturator externus origin
pubis and ischium near obturator foramen
external surface of obturator membrane
obturator externus insertion
trochanteric fossa
obturator externus action
hip external rotation
obturator externus innervation
obturator
quadratus femoris origin
ischial tuberosity
quadratus femoris insertion
quadrate tubercle
quadratus femoris action
hip external rotation
hip adduction
quadratus femoris innervation
nerve to quadratus femoris