LE OI

  1. Origin: anterior surfaces of transverse processes of all lumbar vertebrae, sides of bodies and corresponding intervertebral discs of last thoracic and all lumbar vertebrae

    Insertion: Lesser trochanter
    Psoas Major
  2. Origin: Upper 2/3 of iliac fossa, inner lip of iliac crest, ventral sacroiliac and iliolumbar ligaments, ala of sacrum

    Insertion: Lesser trochanter
    Iliacus
  3. Origin: sides of bodies of 12th thoracic and 1st lumbar vertebrae and from the disc between them

    Insertion: Pecten pubis and iliopectineal eminence
    Psoas Minor
  4. Origin: ASIS and upper half of the notch below it

    Insertion: Upper part of medial surface of shaft of tibia
    Sartorius
  5. Origin: AIIS (straight head), grove above acetabulum (reflected head)

    Insertion: upper border/sides of patella, tibial tuberosity via patellar ligament
    Rectus Femoris
  6. Origin: upper part of intertrochanteric line, greater trochanter, gluteal tuberosity, upper half of lateral lip of linea aspera, lateral intermuscular septum

    Insertion: upper border/sides of patella, tibial tuberosity via patellar ligament
    Vastus lateralis
  7. Origin: lower part of intertrochanteric line, tendons of adductor longus and magnus, medial intermuscular septum

    Insertion: upper border/sides of patella, tibial
    tuberosity via patellar ligament
    Vastus medialis
  8. Origin: anterior and lateral surfaces of upper 2/3 of femoral shaft, lower part of intermuscular septum

    Insertion: upper border/sides of patella, tibial
    tuberosity via patellar ligament
    Vastus intermedius
  9. Origin: outer surface of obturator membrane and margin of obturator foramen

    Insertion: trochanteric fossa
    Obterator Externus
  10. Origin: Pecten pubis/pectineal line

    Insertion: line leading from lesser trochanter to linea aspera of femur
    Pectineus
  11. Origin: front of pubis in angle between crest and symphysis

    Insertion: middle third of linea aspera
    Adductor longus
  12. Origin: outer surface of body and inferior ramus of pubis

    Insertion:
    line leading from lesser trochanter to linea aspera
    Adductor brevis
  13. Origin: Ischiopubic ramus

    Insertion: medial margin of gluteal tuberosity of femur, linea aspera and medial supracondylar line
    Adductor Magnus (anterior/obturator portion)
  14. Origin: ischial tuberosity

    Insertion: adductor tubercle of medial condyle of femur
    Adductor Magnus (hamstring/ischiocondylar portion)
  15. Origin: Medial margins of lower half of body and inferior ramus of pubis

    Insertion: upper part of medial surface of tibia
    Gracilis
  16. Origin: posterior gluteal line of ilium and bone above and behind it, posterior surface of lower part of sacrum and side of coccyx, thoracolumbar fascia, sacrotuberous ligament

    Insertion: large upper portion and superficial fibers of lower portion to iliotibial tract, deeper fibers of lower portion into gluteal tuberosity of femur
    Gluteus Maximus
  17. Origin: outer surface of ilium between iliac crest and posterior gluteal line above, and anterior gluteal line below

    Insertion: lateral surface of greater trochanter
    Gluteus medius
  18. Origin: outer surface of ilium between anterior and inferior gluteal lines

    Insertion: anterior border of greater trochanter
    gluteus minimus
  19. Origin: anterior part of outer lip of iliac crest, lateral surface of ASIS

    Insertion: iliotibial tract
    Tensor Fascia Latae
  20. Origin: anterior surface of sacrum between and lateral to pelvic sacral foramina

    Insertion: Upper border of greater trochanter of femur
    Piriformis
  21. Origin: pelvic surface of obturator membrane and margin of obturator foramen

    Insertion: medial surface of greater trochanter
    obturator internus
  22. Origin: outer surface of ischial spine

    Insertion: upper border of obturator internus tendon
    Gemellus superior
  23. Origin: upper part of ischial tuberosity

    Insertion: lower border of obturator internus tendon
    Gemellus inferior
  24. Origin: upper part of lateral border of ischial tuberosity

    Insertion: upper part of intertrochanteric crest (quadrate tubercle) of femur
    Quadratus femoris
  25. Origin: ischial tuberosity and sacrotuberous ligament (LH), lateral lip of linea aspera, lateral supracondylar line, and lateral intermuscular septum

    Insertion: head of fibula, lateral condyle of tibia, deep fascia on lateral side of leg
    Biceps femoris
  26. Origin: ischial tuberosity

    Insertion: upper part of medial surface of tibia, deep fascia of leg
    Semitendinosus
  27. Origin: ischial tuberosity

    Insertion: posteromedial surface of medial condyle of tibia
    Semimembranosus
  28. Origin: lateral condyle and upper half of lateral surface of tibia, interosseous membrane and deep fascia

    Insertion: medial and plantar surfaces of medial cuneiform and base of 1st metatarsal
    Tibialis anterior
  29. Origin: middle half of medial surface of fibula and adjacent interosseous membrane

    Insertion: base of distal phalanx of big toe
    Extensor hallucis longus
  30. Origin: lateral condyle of tibia, upper 3/4 of medial surface of fibula, interosseous membrane and deep fascia

    Insertion: bases of middle and distal phalanges of lateral 4 toes
    Extensor digitorum longus
  31. Origin: lower third of medial surface of fibula and adjacent interosseous membrane

    Insertion: dorsal surface of base of 5th metatarsal
    Fibularis tertius
  32. Origin: head and upper 2/3 of lateral surface of fibula and adjacent intermuscular septa

    Insertion: lateral side of base of 1st metatarsal and medial cuneiform
    Fibularis longus
  33. Origin: lower 2/3 of lateral surface of fibula and adjacent septa

    Insertion: tuberosity on lateral side of base of 5th metatarsal
    Fibularis brevis
  34. Origin: upper and posterior part of medial condyle and popliteal surface of femur, capsule of knee joint (medial head), lateral surface of lateral condyle and upper part of lateral supracondylar line, capsule of knee joint (lateral head)

    Insertion: posterior surface of calcaneus via Achilles tendon
    gastrocnemius
  35. Origin: posterior surfaces of head and upper third of shaft of fibula

    Insertion: posterior surface of calcaneus via Achilles
    Soleus
  36. Origin: lower part of lateral supracondylar line, oblique popliteal ligament

    Insertion: posterior surface of calcaneus (medial to achilles)
    plantaris
  37. Origin: tendon from lateral condyle of femur, arcuate popliteal ligament and capsule of knee joint, lateral meniscus

    Insertion: posterior surface of tibia above soleal line
    popliteus
  38. Origin: lower 2/3 of posterior surface of fibula and interosseous membrane

    Insertion: base of distal phalanx of big toe
    Flexor hallucis longus
  39. Origin: posterior surface of tibia below soleal line

    Insertion: bases of distal phalanges of lateral 4 toes
    Flexor digitorum longus
  40. Origin: most of posterior surface of interosseous membrane, lateral portion of posterior surface of tibia below soleal line, upper 2/3 of medial surface of fibula

    Insertion: tuberosity of navicular, sustentaculum tali, 3 cuneiforms and cuboid, bases of 2-4 metatarsals
    Tibialis Posterior
  41. Origin: upper and lateral surfaces of calcaneus

    Insertion: base of proximal phalanx of big toe
    extensor hallucis brevis
  42. Origin: upper and lateral surfaces of calcaneus

    Insertion: tendons of extensor digitorum longus of 2-4 toes
    Extensor digitorum brevis
  43. Origin: medial process of tuberosity of calcaneus, flexor retinaculum

    Insertion: medial side of base of proximal phalanx of big toe
    abductor hallucis
  44. Origin: medial process of tuberosity of calcaneus, central part of plantar aponeurosis

    Insertion: sides of shaft of middle phalanx of lateral 4 toes
    Flexor digitorum brevis
  45. Origin: medial and lateral processes of tuberosity of calcaneus

    Insertion: lateral side of base of proximal phalanx of little toe
    Abductor digiti minimi
  46. Origin: two heads from the medial and lateral sides of calcaneus [separated by the long plantar ligament]

    Insertion: lateral border of flexor digitorum longus tendon
    Quadratus plantae
  47. Origin: first from medial side of flexor digitorum longus tendon, lateral 3 from 2 adjacent tendons

    Insertion: medial sides of lateral 4 toes and attach to dorsal expansion
    lumbricals
  48. Origin: plantar surfaces of cuboid and lateral cuneiform

    Insertion: medial and lateral sides of base of proximal phalanx of big toe
    flexor hallucis brevis
  49. Origin: bases of 2nd-4th metatarsals (oblique head), plantar metatarsophalangeal ligaments of 3-5 toes and deep transverse metatarsal ligaments (transverse head)

    Insertion: lateral side of base of proximal phalanx of big toe
    adductor hallucis
  50. Origin: plantar surface of base of 5th metatarsal

    Insertion: lateral side of base of proximal phalanx of little toe
    flexor digiti minimi brevis
  51. Origin: two heads from adjacent sides of metatarsals

    Insertion: side of proximal phalanx and dorsal expansion, first to medial side of 2nd toe, other 3 to lateral sides of 2-4 toes
    Dorsal interossei
  52. Origin: bases and medial sides of 3-5 metatarsals

    Insertion: medial sides of bases of proximal phalanges of same toes and dorsal expansion
    Plantar interossei
Author
KateSPT
ID
67703
Card Set
LE OI
Description
Lower extremity origins and insertions
Updated