411 Lab Practical

origin of tibialis anterior

lateral condyle and surface of tibia

insertion of tibialis anterior

medial cuneiform and 1st metatarsal

action of tibialis anterior

dorsiflex and invert foot

Innervation of tibialis anterior

deep peroneal

origin of extensor digitorum longus

lateral condyle of tibia and surface of fibula

insertion of extensor digitorum longus

middle and distal phalanges of toes 2-5

action of extensor digitorum longus

dorsiflex and evert foot, extend toes 2-5

innervation of extensor digitorum longus

deep peroneal

origin of extensor digitorum brevis

dorsal surface of calcaneus

insertion of extensor digitorum brevis

proximal phalanx of toes 2-5

action of extensor digitorum brevis

extend toes 2-5

innervation of extensor digitorum brevis

deep peroneal

origin of extensor hallucis longus

anterior surface of fibula and interosseous membrane

insertion of extensor hallucis longus

distal phalanx of great toe

action of extensor hallucis longus

dorsiflex and invert foot, extend great toe

innervation of extensor hallucis longus

deep peroneal

origin of extensor hallucis brevis

dorsal surface of calcaneus

insertion of extensor hallucis brevis

proximal phalanx of great toe

action of extensor hallucis brevis

extend great toe

innervation of extensor hallucis brevis

deep peroneal

origin of peroneus tertius (lower fibers of ext. dig. longus)

anterior surface of fibula and tendon of EDL

insertion of peroneus tertius (lower fibers of ext. dig. longus)

base of 5th metatarsal

action of peroneus tertius (lower fibers of ext. dig. longus)

dorsiflex and evert foot

innervation of peroneus tertius (lower fibers of ext. dig. longus)

deep peroneal

origin of peroneus longus

head and lateral surface of fibula

insertion of peroneus longus

1st metatarsal and medial cuneiform

action of peroneus longus

plantarflex and evert foot

innervation of peroneus longus

superficial peroneal

origin of peroneus brevis

lateral surface of fibula

insertion of peroneus brevis

tuberosity of 5th metatarsal

action of peroneus brevis

plantarflex and evert foot

innervation of peroneus brevis

superficial peroneal

origin of gastrocnemius

medial and lateral condyles and posterior surface of femur

insertion of gastrocnemius

unites with tendon of soleus and forms the calcaneal tendon (achilles tendon) to posterior surface of calcaneus

action of gastrocnemius

plantar flex foot (powerful) and flex leg at knee

innervation of gastrocnemius

tibial

origin of soleus

head and posterior surface of fibula and soleal line of tibia

insertion of soleus

posterior surface of calcaneus via calcaneal tendon

action of soleus

plantarflex foot

innervation of soleus

tibial

origin of plantaris

posterior surface of femur

insertion of plantaris

joins calcaneal tendon to posterior calcaneus

action of plantaris

plantarflex foot and flex leg (small contribution for both)

innervation of plantaris

tibial

origin of popliteus

lateral condyle of femur and lateral meniscus

insertion of popliteus

tibia above soleal line

action of popliteus

flex and medially rotate leg at knee

innervation of popliteus

tibial

origin of flexor digitorum longus

posterior surface of tibia

insertion of flexor digitorum longus

distal phalanges of toes 2-5

action of flexor digitorum longus

flex toes 2-5, plantarflex foot

innervation of flexor digitorum longus

tibial

origin of flexor hallucis longus

posterior surface of fibula and interosseous membrane

insertion of flexor hallucis longus

distal phalanx of great toe

action of flexor hallucis longus

flex big toe, plantarflex

innervation of flexor hallucis longus

tibial

origin of tibialis posterior

fibula, tibia and interosseous membrane

insertion of tibialis posterior

tuberosity of all tarsals except talus

action of tibialis posterior

plantar flex and invert foot

innervation of tibialis posterior

tibial

origin of psoas major

upper 4 lumbar transverse processes; last thoracic and upper 4 lumbar discs

insertion of psoas major

lesser trochanter of femur

action of psoas major

flexes thigh at hip

innervation of psoas major

branches of ventral rami of lumbar nerves L1-L3

origin of psoas minor

bodies of T12 and L1

insertion of psoas minor

iliopsoas fascia and pectineal line of pubis

action of psoas minor

flexes thigh at hip

innervation of psoas minor

ventral rami of lumbar nerves L1, L2

origin of iliacus

iliac fossa

insertion of iliacus

lesser trochanter of femur

action of iliacus

flexor thigh at hip

innervation of iliacus

femoral nerve

origin of iliopsoas

upper 4 lumbar transvers processes; last thoracic and upper 4 lumbar discs; iliac fossa

insertion of iliopsoas

lesser trochanter of femur

action of iliopsoas

flexes thigh at hip

innervation of iliopsoas

branches of ventral rami of lumbar nerves L1-L3; femora nerve

origin of rectus femoris (QF)

anterior inferior iliac spine

insertion of rectus femoris (QF)

patella and tibial tuberosity through patellar ligament

action of rectus femoris (QF)

extend leg at knee and flex thigh at hip

innervation of rectus femoris (QF)

femoral

origin of vastus lateralis (QF)

greater trochanter of femur, lateral lip of linea aspera

insertion of vastus lateralis (QF)

patella and tibial tuberosity through patellar ligament

action of vastus lateralis (QF)

extend leg at knee

innervation of vastus lateralis (QF)

femoral

origin of vastus medialis (QF)

intertrochanter line; medial lip of linea aspera

insertion of vastus medialis (QF)

patella and tibial tuberosity through patellar ligament

action of vastus medialis (QF)

extend leg at knee

innervation of vastus medialis (QF)

femoral

origin of vastus intermedius (QF)

shaft of femur

insertion of vastus intermedius (QF)

patella and tibial tuberosity through patellar ligament

action of vastus intermedius (QF)

extend leg at knee

innervation of vastus intermedius (QF)

femoral

origin of sartorius

anterior superior iliac spine

insertion of sartorius

medial surface of tibia

action of sartorius

laterally rotate and flex thigh at hip, flex leg at knee

innervation of sartorius

femoral

origin of pectineus

pectineal line of pubis

insertion of pectineus

pectineal line of femur

action of pectineus

flex, adduct thigh at hip

innervation of pectineus

femoral