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Thigh m OIANs
Question | Answer |
---|---|
Rectus femoris origin | anterior inferior iliac spine |
rectus femoris insertion | base of patella and, via the patellar tendon, the tibial tuberosity |
rectus femoris action | extends the knee and flexes the hip |
rectus femoris innervation | femoral nerve |
vastus lateralis origin | upper region of intertrochanteric line, greater trochanter, lateral region of gluteal tuberosity, and lateral lip of linea aspera |
vastus lateralis insrtion | lateral capsule of the knee, base of the patella, and, via the patellar tendon, the tibial tuberosity |
vastus lateral action | extends knee |
vastus lateral innervation | femoral |
vastus medialis origin | lower region of intertrochanteric line, medial lip of linea aspera, proximal supracondylar line |
vastus medialis insertion | medial capsule of the knee, base of the patella, proximal medial supracondylar line |
vastus medialis action | extends knee |
vastus medialis innervation | femoral |
vastus intermedius origin | anterior-lateral regions of the upper 2/3 of the femoral shaft |
vastus intermedius insetion | lateral base of patella, and, via, the patellar tendon, the tibial tuberosity |
vastus intermedius innervation | femoral |
sartorius origin | anterior superior iliac spine |
sartorius insertion | medial surface of tibia |
sartorius action | hip flexion, abduction, lateral rotation knee flexion |
sartorius innervation | femoral |
pectineus origin | pectineal line on superior pubic ramus |
pectineus insertion | pectinieal (spiral) line on the posterior surface of the femur |
pectineus action | hip flexion, adduction, medial rotation |
adductor longus origin | body of pubis |
adductor longus insertion | middle 1/3 of the linea aspera of the femur |
adductor longus action | hip adduction, flexion, medial rotation |
adductor longus innervation | obturator |
adductor brevis origin | inferior pubic ramus |
adductor brevis insertion | proximal 1/3 of the Linea aspera of the femur |
adductor brevis action | hip adduction, flexion, medial rotation |
adductor brevis innervation | obturator |
adductor magnus origin | ischial ramus and ischial tuberosity |
adductor magnus insertion | linea aspera and adductor tubercle of femur |
adductor magnus action | hip adduction, extension, medial rotation |
adductor magnus innnervation | obturator and tibial portion of sciatic nerve |
gracilis origin | lower body of pubis and inferior ramus of pubis |
gracilis insertion | medial surface of tibia |
gracilis action | hip flexion, medial rotation, adduction knee flexion |
gracilis innervation | obturator |
gluteus maximus origin | outer ilium, posterior gluteal line, thoracolumbar fascia, posteior side of sacrum and coccyx |
gluteus maximus insertion | gluteal tuberosity and IT band |
gluteus maximus action | Hip extension and ER secondary action: hip adduction |
gluteus maximus innervation | inferior gluteal nerve |
gluteus medius and minimus origin | ilium |
gluteus medius and minimus insertion | greater trochanter |
gluteus medius and minimus action | hip abduction assists with medial and lateral rotation of hip |
gluteus medius and minimus innervation | superior gluteal nerve |
Tensor fascia Latae origin | iliac crest and anterior superior iliac spine |
tensor fascia latae insertion | proximal 1/3 of the IT band of the fascia lata |
tensor fascia latae action | hip flexion, abduction, medial rotation |
tensor fascial latae innervation | superior gluteal nerve |
piriformis origin | anterior side of sacrum |
piriformis insertion | apex of thhe greater trochanter |
piriformis action | lateral rotator of hip |
piriformis innervation | nerve to the piriformis |
biceps femoris origin | long head: ischial tuberosity short head; lateral lip of the linea aspera |
biceps femoris insertion: | fibular head |
biceps femoris action | knee flexion hip extension |
biceps femoris innervation | sciatic |
semimembranosis origin | ischial tuberosity |
semimembranosus insertion | medial condyle of tibia |
semimembranosus action | knee flexion hip extension |
semimembranosus innervation | sciatic |
semitendinosus origin | ischial tuberosity |
semitendinosus insertion | medial surface of tibia |
semitendinosus action | knee flexion hip extension |
semitendinosus innervation | sciatic |