Origin, Insertion, Innervation

Tibialis Anterior - Origin

Lateral condyle of tibia. Proximal half to two-thirds of the lateral surface of the tibial shaft

Tibialis Anterior - Insertion

Medial and plantar surfaces of the medial cuneiform and base of the first metatarsal

Tibialis Anterior - Nerve

Deep fibular nerve

Extensor Hallucis Longus - Origin

Middle third of the fibula's medial surface and adjacent interosseous membrane

Extensor Hallucis Longus - Insertion

Dorsal aspect of the base of the big toe's distal phalanx

Extensor Hallucis Longus - Nerve

Deep fibular nerve

Extensor Digitorum Longus- Origin

Lateral condyle of tibia, proximal three-quarters of the fibula, and adjacent interosseous membrane

Extensor Digitorum Longus- insertion

Middle and distal phalanges of toes 2-5

Extensor Digitorum Longus-Nerve

Deep fibular nerve

Fibularis Longus-origin

Head of the fibula, proximal two-thirds of lateral fibula

Fibularis Longus-insertion

base of the first metatarsal, medial cuneiform

Fibularis Longus-innervation

Superficial fibular nerve

Fibularis (Peroneus) Brevis-origin

Distal two-thirds of lateral fibula

Fibularis (Peroneus) Brevis-insertion

Tuberosity of the fifth metatarsal

Fibularis (Peroneus) Brevis-innervation

Superficial fibular nerve

soleus muscle-origin

Soleal line: proximal, posterior surface of tibia and posterior aspect of head of fibula

soleus muscle-insertion

Converges with gastrocnemius fibers to form the calcaneal tendon

soleus muscle-innervation

Tibial nerve

Tibialis Posterior-origin

proximal, posterior shafts of tibia and fibula and interrosseus membrane

Tibialis Posterior-insertion

Tuberosity of the navicular bone, all cuneiform bones, cuboid bone, and bases of metatarsals 2-4

Tibialis Posterior-nerve

Tibial nerve

Flexor Hallucis Longus-origin

middle half of posterior fibula

Flexor Hallucis Longus-insertion

Distal phalanx of the great toe

Flexor Hallucis Longus-innervation

Tibial nerve

Flexor Digitorum Longus - Origin

Posterior surface of tibia

Flexor Digitorum Longus - Insertion

distal phalanges of toes 2-5

Flexor Digitorum Longus - Nerve

Tibial nerve

Sartorius muscle-origin

Anterior superior iliac spine (ASIS)

Sartorius muscle-insertion

Proximal, medial saft of the tibia at pes anserinus

Sartorius muscle-innervation

Femoral nerve

Tensor Fasciae Latae (TFL)-origin

iliac crest posterior to ASIS

Tensor Fasciae Latae (TFL)-insertion

iliotibial tract

Tensor Fasciae Latae (TFL)-nerve

Superior gluteal nerve

Rectus Femoris-origin

Anterior inferior iliac spine (AIIS) and supraacetabular groove of ilium

Rectus Femoris-insertion

Tibial tuberosity via the quadriceps tendon and patellar ligament

Rectus Femoris-nerve

Femoral nerve

Gluteus Maximus-origin

coccyx, edge of sacrum, posterior iliac crest, sacrotuberous and sacroiliac ligaments

Gluteus Maximus-insertion

Iliotibial tract and gluteal tuberosity

Gluteus Maximus-innervation

Inferior gluteal nerve

Gluteus Medius-origin

Gluteal surface of ilium

Gluteus Medius-insertion

Lateral aspect of the greater trochanter

Gracilis muscle-origin

Anterior body of pubis, inferior pubic ramus, and ischial ramus

Gracilis muscle-insertion

Medial surface of proximal tibia

Gracilis muscle-innervation

obturator nerve

Piriformis-origin

Anterior surface of the sacrum.

Piriformis-insertion

Apex of the greater trochanter of femur.

Piriformis-nerve

nerve to piriformis

Vastus Medialis-origin

medial lip of linea aspera

Vastus Medialis-insertion

Patella via quadriceps tendon

Vastus Medialis-innervation

Femoral nerve

Vastus Lateralis-origin

lateral lip of linea aspera

Vastus Lateralis-insertion

Patella via quadriceps tendon

Vastus Lateralis-innervation

Femoral nerve

Semitendinosus muscle-origin

Ischial tuberosity

Semitendinosus-insertion

proximal, medial shaft of the tibia at pes anserinus

Semitendinosus muscle-innervation

Tibial branch of sciatic nerve

semimembranosus-origin

ischial tuberosity

semimembranosus-insertion

posterior aspect Medial condyle of tibia

semimembranosus muscle-innervation

Tibial branch of sciatic nerve

Biceps Femoris - Origin

Ischial tuberosity

Biceps Femoris - Insertion

Head of the fibula

Biceps Femoris - Nerve

Fibular branch of sciatic nerve

Gracilis -Origin

Inferior ramus of pubis

Gracilis-Insertion

Medial tibia at pes anserinus

Gracilis-Nerve

Anterior branch of obturator nerve

MCL- Origin

Medial femoral epicondyle

MCL- Insertion

Medial tibial condyle

LCL- Origin

Lateral femoral epicondyle

LCL- Insertion

Lateral aspect of the head of the fibula