Lower Limb Flashcards
Gluteus maximus
Extension, lateral rotation & abduction of thigh
O: ilium, sacrum & coccyx
I: gluteal tuberosity
Gluteus medius
Abduction & medial rotation of thigh
O: lateral surface of ilium
I: greater trochanter
Rectus femoris
Extension of leg
O: anterior inferior iliac spine
I: patella via quadriceps tendon to tibial tuberosity via patella ligament
Vastus lateralis
Extension of leg
O: greater trochanter
I: patella via quadriceps tendon to tibial tuberosity via patella ligament
Vastus medialis
Extension of leg
O: linear aspera
I: patella via quadriceps tendon to tibial tuberosity via patella ligament
Gracilis
Adduction of thigh & flexion of leg
O: pubic bone & ischial ramus
I: medial surface of tibia
Pectineus
Flexion & adduction of thigh
O: superior ramus of pubic
I: femur (between lesser trochanter & linea aspera)
Iliopsoas
Flexion of thigh & trunk
O: iliac fossa, T12 & lumbar vertebrae
I: lesser trochanter
Sartorius
Flexion of leg & thigh, abduction & lateral rotation of thigh
O: anterior superior iliac spine
I: medial surface of tibia
Tensor fasciae latae
Flexion, abduction & medial rotation of thigh
O: iliac crest
I: iliotibial tract
Biceps femoris
Flexion of leg & extension of thigh
O: long head = ischial tuberosity
short head = linea aspera of femur
I: head of fibula & lateral condyle of tibia
Semitendinosus
Flexion of leg & extension of thigh
O: ischial tuberosity
I: proximal part of medial surface of tibia
Semimembranosus
Flexion of leg & extension of thigh
O: ischial tuberosity
I: medial condyle of tibia
Tibialis anterior
Dorsi flexion & inversion of foot
O: lateral condyle of tibia
I: first metatarsal
Extensor digitorum longus
Dorsi flexion of foot & extension of toes
O: lateral condyle of tibia & anterior surface of fibula
I: middle & distal phalanges of toes 2-5
