Deep gluteal muscles Flashcards
Origin of piriformis
Anterior surface of sacrum
Attachment of piriformis
Travels through greater sciatic foramen and inserts into greater trochanter
Action of piriformis
Lateral rotation and abduction
Innervation of piriformis
Nerve to piriformis
What muscles make up the triceps coxae
Obturator internus,
Superior and inferior gemelli muscles
Origin of obturator internus
Pubis and ischium at obturator foramen
Attachment of obturator internus
Travels through the lesser sciatic foramen and attaches to greater trochanter
Action of obturator internus
Lateral rotation and abduction
Innervation of obturator internus
Nerve to obturator internus
What separates the gemelli muscles
Obturator internus tendon
Origin of superior gemelli muscle
Ischial spine
Origin of inferior gemelli muscle
Ischial tuberosity
Attachment of gemelli muscles
Greater trochanter
Actions of gemelli muscles
Lateral rotation and abduction
Innervation of superior gemelli muscle
Nerve to obturator internus
Innervation of inferior gemelli muscle
Nerve to quadratus femoris
Origin of quadratus femoris
Lateral side of the ischial tuberosity
Attachment of quadratus femoris
Quadrate tuberosity on intertrochanteric crest
Action of quadratus femoris
Lateral rotation
Innervation of quadratus femoris
Nerve to quadratus femoris
Muscles of deep gluteal region
Pisiformis,
obturator internus,
superior and inferior gemelli,
Quadratus femoris
