Section 7: Lower Limb Flashcards
Name the 4 compartments of the lower leg.
Anterior
Lateral
Superficial posterior
Deep posterior
[Plate 510]
Name the components of the anterior compartment of the lower leg.
Extensor muscles:
- ) tibialis anterior
- ) extensor digitorum longus
- ) extensor hallucis longus
- ) fibularis (peroneus) tertius
Anterior tibial artery and veins Deep fibular (peroneal) nerve
[Plate 510]
Name the components of the lateral compartment of the lower leg.
Fibularis (peroneus) longus muscle Fibularis (peroneus) brevis muscle Superficial fibular (peroneal) nerve
[Plate 510]
Name the components of the superficial posterior compartment of the lower leg.
Superficial flexor muscles:
Soleus
Gastrocnemius
Plantaris (tendon)
[Plate 510]
Name the components of the deep posterior compartment of the lower leg.
Deep flexor muscles: Flexor digitorum longus Tibialis posterior Flexor hallucis longus Popliteus Posterior tibial artery and veins
Name the 4 muscles which make up the quadriceps femoris.
Rectus femoris
Vastus lateralis
Vastus intermedius
Vastus medialis
Name the muscles which comprise the anterior thigh muscle group.
articularis genus
iliacus (iliopsoas)
psoas major (iliopsoas)
sartorius
quads: rectus femoris vastus intermedius vastus lateralis vastus medialis
[From Netter’s Anatomy, Table 7]
origin of the vastus medialis
intertrochanteric line, medial lip of linea aspera of femur
[From Netter’s Anatomy, Table 7]
insertion of the vastus medialis
base of patella and to tibial tuberosity via patellar ligament
[From Netter’s Anatomy, Table 7]
innervation of vastus medialis
femoral nerve
[From Netter’s Anatomy, Table 7]
main action of vastus medialis
extends leg at knee joint
[From Netter’s Anatomy, Table 7]
blood supply of vastus medialis
femoral and profunda femoris arteries
origin of the vastus lateralis
greater trochanter, lateral lip of linea aspera of femur
insertion of the vastus lateralis
base of patella and to tibial tuberosity via patellar ligament
innervation of the vastus lateralis
femoral nerve
main action of the vastus lateralis
extends leg at knee joint