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Musclesactingonhip
Chart pg 276
Muscle | action | origin | insertion | innervation | Root |
---|---|---|---|---|---|
Gemellus inferior | hip ER | tuberosity of ischium | greater trochanter of femur via the obdurator internous tendon | sacral plexus | L4, L5, S1 |
Gemmelus superior | hip ER | spine of ischium | greater trochanter of the femur via the obdurator internus tendon | sacral plexus | L4, L5, S1 |
Gluteus maximus | hip ext, hip ER, hip ADD(lower fibers), hip add(upper fibers) | posterior gluteal line of illum, post sacrum, posterior coccyx | gluteal tuberosity of femur, through a bibrous band to the IT tract | inferior gluteal | L5, S1, S2 |
Gluteus medius | hip ABD, ant fibers-hip flex, hip IR, Posterior fibers-hip ext, hip ER | external surface fo superior ilium, ant gluteal line, gluteal aponeurosis | greater trochanter of femur | superior gluteal | L4, L5, S1 |
gluteus minimus | hip ABD, hip IR, hip flex | lower portion of ilium, margin of greater sciatic notch | greater trochanter of femur | superior gluteal | L4, L5, S1 |
Gracillis | hip ADD, knee flex | symphysis pubis, inferior pubic ramus | edial tibial flare | obdurator | L3, L4 |
Iliacus | hip flex | sup surface of the iliac fossa, internal iliac crest, sacral ala | lateral to the psoas major, distal to the lesser trochanter | lumbar plexus | L1, L2, L3, L4 |
Obdurator externis | hip ER | pubic ramus | trochanteric fossa of femur | obdurator | L3, L4 |
Obdurator internis | hip ER | obdurator membrane, margin of obdurator foramen, pelvic surface of ischium | greater trochanter of femur | sacral plexus | L5, S1, S2 |
Pectineus | hip ADD | superior symphysis pubis | pectineal line of femur | obdurator | L3, L4 |
Piriformis | hip ER | pelvvic surface of sacrum, rim of greater sciatic foramen | greater trochanter of femur | sacral plexus | S1, S2 |
psoas major, and minor | hip flex | transverse process of T12 and all lumbar vertebrae | lesser trochanter of femur | lumbar plexus | L1, L2, L3, L4 |
quadratus femoris | hip ER | tuberosity of ischium | intertrochanteric crest of femur | sacral plexus | L4, L5, S1 |
rectus femoris | hip flex, knee ext | ant inferior iliac spine, groove located superior to the acetabulum | to the tibial tuberosity via the patell and patellar ligament | femoral | L2, L3, L4 |
sartorius | hip flex,hip ABD, hip ER, knee flex, internal tibial rotation | ant superior iliac spine | proximal portion of the anteromedial tibial flare | femoral | L2, L3 |
semimembranosus | hip ext, hip IR, knee flex, internal tibial rotation | ischial tuberosity | posteromedial portion of the medial condyle of the tibia | tibial | L5, S1 |
semitendinosus | hip ext, hip IR, knee flex, internal tibial rotation | ischial tuberosity | medial portion of the tibial flare | tibial | L5, S1, S2 |
Tensor Fasciae Latae | hip flex, hip IR, hip ABD | ASIS, external lip of iliac crest | iliotibial tract | superior gluteal | L4, L5, S1 |
Adductor brevis | hip adduction, hip IR | pubic ramus | pectineal line, medial lip of linea aspera | obdurator | L2, L3, L4 |
Adductor longus | hip adduction, hip IR | pubic symphysis | middle 1/3 of medial linea aspera | obdurator | L2, L3, L4 |
Adductor magnas | hip Adduction, hip IR | inferior pubic ramus, ramus of ischium, ischial tuberosity | line spanning from the gluteal tuberosity to the adductor tubericl of the medial femoral condyle | obdurator, sciatic | L2, L3, L4, L5, S1 |
Biceps femoris | hip ext, hip ER,knee flex, ER of the tibia | long head-isical tuberosity, sacrotuberious ligament, short-lat lip of the linea aspera, upper 2/3 of the supracondyler line | lateral fibular head, lateral tibial condyle | long head-tibial, short head-common peroneal | long head-S1, S2, S3, short head-L4, L5, S1 |