lower limb muscles Flashcards
deep posterior leg
- Flexor digitorum longus
- Flexor hallucis longus
- Tibialis posterior
superficial posterior leg
- Gastrocnemius
- Soleus
- Plantaris
lateral leg
- Fibularis (peroneus) longus
- Fibularis (peroneus) brevis
anterior leg
- Tibialis anterior
- Extensor digitorum longus
- fibular tertius
- Extensor hallucis longus
medial thigh
- Gracilis
- Adductor longus
- Adductor brevis
- Adductor magnus
- Adductor portion
- Hamstring portion
- Obturator externus
- pectineus
anterior thigh
- Iliopsoas
- Sartorius
- Pectineus
- Quadriceps femoris
- Rectus femoralis
- Vastus medialis
- Vastus intermedius
- Vastus lateralis
posterior thigh
- Biceps femoris
- Semimembranosus
- semitendinosus
biceps femoris
Long Head-Ischial tuberosity
Short Head – lateral shaft of femur
Head of fibula
- *LH-Tibial nerve L5-S**1
- *SH-common peroneal**
Extend hip, flex knee
Supplied by perforating branches of profunda femoris
semimembranosus
ischial tuberosity
Medial tibial condyle, gives recurrent slip to the back of knew – oblique popliteal lig.
Tibial nerve L5-S1
Extend hip, flex knee
semitendinosus
schial tuberosity
Medial surf of tibia
Tibial nerve L5-S1
Extend hip, flex knee
iliopsoas
T12-L5 vertebrae, discs, transverse processes
Lesser trochanter of femur
L1,2,3
Flex hip
sartorius
ASIS
Medial shaft of tibia
femoral nerve
Cross-leg: flex hip, lateral rotation and abduction of hip, flex knee
pectineus
Superior ramus of pubis
Pectineal line of femur
Femoral, sometimes obturator or both nerves
Adduct hip, flexes it
Really belongs to medial compartment
gracilis
Inferior ramus of pubis
Medial surf of tibia
Obturator L2-4
Adducts hip, gracilis – also flex knee, rotate it medially
adductor magnus
_ Adductor portion_
Inferior of pubis
Femur -Linea aspera
obturator n.
Hamstring portion
Ischial tuberosity ,
Hamstring part - to adductor tubercle
HP – tibial nerve
obturator externus
Obturator membrane
Trochanteric fossa
Obturator L2-4
External rotator of hip
tibialis anterior
Lateral surf of tibia
Medial side of foot (cuneiform, 1st metatarsal)
Deep fibular (peroneal) n. Anterior tibial a.
medial elevation of foot
extensor digitorum longus
fibular tertius
Interosseous membr; fibula
Distal phalanges of 2-5 digits
Deep fibular (peroneal) n. Anterior tibial a.
extend
extensor halllucis longus
Interosseous membr; fibula; Inferior to EDL
Big toe
Deep fibular (peroneal) n. Anterior tibial a.
extend
fibularis longus
Upper lateral surf of fibula
Medial cuneiform, 1st metatarsal
Superficial fibular (peroneal) n.
Perforating br. from fibular&anterior tibial a.
Plantarflex, eversion, maintain arches
fibularis brevis
Lower lateral surf of fibula
Styloid (base) of 5th metatarsal
Superficial fibular (peroneal) n.
Perforating br. from fibular&anterior tibial a.
Plantarflex, eversion, maintain arches
gastrocnemius
Lat Head: lateral condyle of femur
Med Head: medial condyle of femur
Post surface of calacaneus
Tibial n.
Plantarflex, knee flex
soleus
Post of fbula head, soleal line, medial tibia
Post surface of calacaneus
tibial n.
plantarflex
plantaris
Lateral epicondyle of femur
Medial to tendocalcaneus
tibial n.
plantarflex
