Physiology The tendon of which muscle is involved when the tuberosity of the fifth metatarsal bone is avulsed in an inversion fracture A Abductor digi minimi B Peroneus brevis C Peroneus longus D Tibialis anterior 💡 Explanation The tendon of which muscle is involved when the tuberosity of the fifth metatarsal bone is avulsed in an inversion fracture ✓ Correct Answer: B. Peroneus brevis