| The tibial nerve runs through the tarsal tunnel at the level of the ankle. Which of the following anatomic structures is most medial? |
- Calcaneus The tibia and calcaneus form the “floor” of the tarsal tunnel and are more lateral.
- Tibia The medial border of the tibia and calcaneus form the “floor” of the tarsal tunnel and are more lateral.
- Flexor hallucis longus (FHL) The FHL is the most lateral structure in the tarsal tunnel.
- Laciniate ligament (flexor retinaculum) The flexor retinaculum forms the medial border of the tarsal tunnel. Some call this the “roof” of the tarsal tunnel.