Dissection of anterior aspect of left leg

Muscles of leg and foot; extensor retinacula, anterolateral view

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Image #192-1

Dissection of anterior aspect of left leg

Muscles of leg and foot; extensor retinacula, anterolateral view

The specimen shown in the preceding view has been rotated to expose the anterolateral parts of the ankle and foot. The relations of the extensor muscles to the extensor retinacula (13,15) are shown. the peroneus tertius is visible in its entirety (11).

1. Tibia
2. Tibialis anterior muscle
3. Extensor digitorum longus muscle
4. Extensor hallucis longus muscle
5. Medial malleolus
6. Extensor hallucis brevis muscle
7. 1st dorsal interosseus muscle
8. Metatarsal bone
9. Peroneus longus muscle
10. Peroneus brevis muscle
11. Peroneus tertius muscle
12. Fibula
13. Superior extensor retinaculum
14. Lateral malleolus
15. Inferior extensor retinaculum
16. Tendon of peroneus longus muscle (adjacent to tendon of peroneus brevis)
17. Extensor digitorum brevis muscle
18. Tela subcutanea
19. 5th metatarsal bone