PERONEUS LONGUS

ORIGIN
Upper two thirds of lateral shaft of fibula , head of fibula and superior tibiofibular joint
INSERTION
Plantar aspect of base of 1st metatarsal and medial cuneiform, passing deep to long plantar ligament
ACTION
Plantar flexes and everts foot. Supports lateral longitudinal and transverse arches
NERVE
Superficial peroneal nerve (L5,S1)