MOINA Muscles of the Lateral Fascial Compartment of the Leg

Question 1

peroneus longus

Answer 1

origin: lateral surface of shaft of fibula
insertion: medial cuneiform and base of first metatarsal

nerve: superficial peroneal nerve

plantar flexes foot at ankle joint; everts foot at subtalar and transverse tarsal joints; supports lateral longitudinal and transverse arches of the foot

Question 2

peroneus brevis

Answer 2

origin: lateral surface of shaft of fibula
insertion: base of fifth metatarsal bone

nerve: superficial peroneal nerve

plantar flexes foot at ankle joint; everts foot at subtalar and transverse tarsal joints; supports lateral longitudinal arch of foot