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AAAC49 21/5/05 10:52 AM Page 112
49 The leg

Rectus femoris Vastus lateralis
Vastus Vastus lateralis Biceps femoris
medialis
Iliotibial tract
Ligamentum
patellae
Sartorius Peroneus longus
Peroneus longus Soleus
Gastrocnemius and brevis Gastrocnemius
and soleus
Extensor digitorum
Tibialis
longus
anterior
Extensor hallucis longus Peroneus brevis
Subcutaneous
surface of tibia Peroneus retinaculum
Superior and inferior
extensor retinacula Peroneus tertius
Extensor digitorum brevis
Peroneus tertius
Fig.49.2
The lateral side of the leg and foot
Fig.49.1
The extensor (dorsiflexor) group of muscles

Gastrocnemius Plantaris
(medial head) Gastrocnemius
Tibialis anterior
(lateral head)
Extensor Deep peroneal nerve
Medial ligament Head of fibula digitorum longus
of knee joint and anterior tibial
Extensor vessels
Popliteus hallucis longus
Tibia
Peroneus
Soleus Tibialis posterior
brevis
Peroneus Great saphenous
Gastrocnemius
longus vein
Fibula Flexor digitorum
Peroneus longus Flexor longus
hallucis longus
Tibial vessels and
Flexor digitorum Soleus nerve
longus
Tendo calcaneus Gastrocnemius Small saphenous
Tibialis posterior vein
Flexor hallucis Fig.49.4
longus Cross-section through the leg, to be studied in conjunction with Fig.41.4
Fig.49.3
The superficial muscles of the calf

112 Lower limb