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Origins, Insertions, Innervation, Action of Lower Limb Muscles

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zagirenu's version from 2017-06-24 12:52

Section Origin

Question Answer
Gluteus maximusIlium, sacrum, coccyx, sacrotuberous ligament
Gluteus mediusIlium between iliac crest, anterior and posterior gluteal lines
Gluteus minimusIlium between anterior and inferior gluteal lines
Tensor fasciae lataeIliac crest, anterior-superior iliac spine
PiriformisPelvic surface of sacrum, sacrotuberous ligament
Obturator internusIschiopubic rami, obturator membrane
Superior gemellusIschial spine
Inferior gemellusIschial tuberosity
Quadratus femorisIschial tuberosity
SemitendinosusIschial tuberosity
SemimembranosusIschial tuberosity
Biceps femorisLong head from ischial tuberosity, short head from linea aspera and upper supracondylar line
IliacusIliac fossa, ala of sacrum
SartoriusAnterior-superior iliac spine
Rectus femorisAnterior-inferior iliac spine, posterior-superior rim of acetabulum
Vastus medialisIntertrochanteric line, linea aspera, medial intermuscular septum
Vastus lateralisIntertrochanteric line, greater trochanter, linea aspera, gluteal tuberosity, lateral intermuscular septum
Vastus intermediusUpper shaft of femur, lower lateral intermuscular septum
Adductor longusBody of pubis below its crest
Adductor brevisBody and inferior pubic ramus
Adductor magnusIschiopubic ramus, ischial tuberosity
PectineusPectineal line of pubis
GracilisBody and inferior pubic ramus
Obturator externusMargin of obturator foramen and obturator membrane
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