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Hip and Thigh Muscle
Muscle | Origin | Insertion | Action | Innervation |
---|---|---|---|---|
Gluteus Maximus | iliac crest, sacrum, coccyx | ITB, gluteal tuberosity | extends and lateral rotates hip | Inferior Gluteal |
Gluteus Medius | ilium | greater trochanter | abducts and medially rotates hip | Superior Gluteal |
Gluteus Minimus | ilium | greater trochanter | abducts and medially rotates hip | Superior Gluteal |
Adductor Longus | pubic symphysis | linea aspera | flexes, adducts and laterally rotates hip | Obturator |
Adductor Brevis | inferior ramus of pubis | superior half of linea aspera | flexes, adducts and laterally rotoates hip | Obturator |
Adductor Magnus | inferior ramus of pubis, ischium to ischial tuberosity | pectineal line and linea aspera | flexes, extends, adducts and laterally rotates hip | Obturator |
Gracilis | ramus of pubis | pes anserine | flexes, adducts, and medially rotates hip | Obturator |
Rectus Femoris | AIIS | tibial tuberosity via patellar tendon | flexes hip; extends knee | Femoral |
Vastus Lateralis | greater trochanter and linea aspera | tibial tuberosity via patellar tendon | extends knee | Femoral |
Vastus Intermedius | anterior and lateral surfaces of femur | tibial tuberosity via patellar tendon | extends knee | Femoral |
Vastus Medialis | linea aspera | tibial tuberosity via patellar tendon | extends knee | Femoral |
Sartorius | ASIS | pes anserine | flexes, abducts and laterally rotates hip; flexes knee | Femoral |
Biceps Femoris | Long head: ischial tuberosty short head: linea aspera | head of fibula and lateral condyle of tibia | extends hip; flexes knee | Long head: Tibial; Short head:Common Peroneal |
Semitendinosus | ischial tuberosity | pes anserine | extends hip; flexes knee | Tibial |
Semimembranosus | ischial tuberosity | posteromedial tiba on condyle | extends hip; flexes knee | Tibial |
Popliteus | laretal femoral condyle | posterior tibia | unlocks the knee | Tibial |
Iliacus | internal iliac crest | distal to lesser trochanter | hip flexion | Lumbar Plexus |
Tensor Fascia Latae | ASIS | ITB | Hip flexion, internal rotation, abduction | Superior Gluteal |
Piriformis | sacrum | greater trochanter | hip external rotation | Sacral Plexus |
Psoas | T12 and lumbar vertebrae | lesser trochanter | hip flexion | Lumbar Plexus |