A roofing installer falls off a high ladder and lands with the sole of his right foot hitting the ground first. He suffers a fracture and inferior displacement of the sustentaculum tali of the calcaneus. Which of the following structures is most likely torn?
(A) Tendon of the tibialis posterior muscle
(B) Tendon of the flexor hallucis longus (FHL) muscle
© Tendons of the flexor digitorum brevis muscle
(D) Plantar arterial arch
Ans A