lower limb muscle O&I
gluteus maximus
origin - iliac border & side of sacrum and coccyx
insertion - gluteal tuberosity & gerdy's tubercle
gluteus medius
origin - superior gluteal surface of ilium below glute max
insertion - greater trochanter
gluteus minimus
origin - inferior gluteal surface of the ilium
insertion - greater trochanter
bicep femoris
origin - ischial tuberosity & linea aspera
insertion - lat. tibial condyle & head of the fibula
semimembranosus
origin - ischial tuberosity
insertion - posterior med. tibial condyle
semitendinosus
origin - ischial tuberosity
insertion - posterior med. tibial condyle
rectus femoris
origin - AIIS
insertion - tibial tuberosity
vastus medialis
origin - intertrochanteric line & linea aspera
insertion - patella via tendon
vastus intermedius
origin - anterolateral surface of femoral shaft
insertion - patella via tendon
vastus lateralis
origin - greater trochanter & linea aspera
insertion - patella via tendon
psoas major
origin - vertebral bodies of T12-L4
insertion - lesser trochanter
iliacus
origin - iliac fossa
insertion - lesser trochanter
pectineus
origin - superior pubic ramus & pubic tubercle
insertion - pectineal line
sartorius
origin - ASIS
insertion - vertical line
tensor fascia latae (TFL)
origin - iliac crest, iliac tubercle & ASIS
insertion - gerdy's tubercle via ITB
piriformis
origin - anterior sacral surface
insertion - greater trochanter
gracilis
origin - inferior pubic ramus & body of pubis
insertion - anterior med. med condyle
adductor longus
origin - body of pubis
insertion - linea aspera
adductor magnus
origin - inf. pubic ramus & ischial rami
insertion - linea aspera
adductor brevis
origin - inf. pubic rami & body of pubic
insertion - linea aspera
popliteus
origin - lateral femoral epicondyle
insertion - tibia proximal to soleal line
gastrocnemius
origin - anterior med. & lat. femoral condyle
insertion - posterior surface of calcaneous
soleus
origin - soleal line
insertion - posterior surface of calcaneous via tendoachillies
plantaris
origin - lateral supracondylar line
insertion - posterior surface of calcaneous
tibialis anterior
origin - lateral surface of tibia & interosseus membrane
insertion - medial cuneiform & 1st metatarsal base
tibialis posterior
origin - posterior surface of tibia & interosseus membrane
insertion - navicular tubercle & plantersurface of medial cuneiform
peroneus longus
origin - head and lateral 2/3rds of fibular surface
insertion - 1st metatarsal and medial cuneiform
peroneus brevis
origin - distal 2/3rds of lateral fibular surface
insertion - tubercle of 5th metatarsal
peroneus tertius
origin - anterior distal 3rd of fibula
insertion - dorsal surface of 5th metatarsal base
extensor hallucis longus
origin - medial fibular surface
insertion - distal phalanx of hallux
extensor digitorum longus
origin - anterior surface of fibula
insertion - middle & distal phalanx of 2-5 toes
flexor digitorm longus
origin - posterior surface of tibia
insertion - planter surface of distal phalanx of 2-5 toes
flexor hallucis longus
origin - posterior fibula surface
insertion - planter surface of distal phalanx of hallux