Tibial Nerve

Plan of sacral and pudendal plexuses (Tibial nerve labelled at centre left)
Tibial Nerve
Nerve Type	Mixed nerve
Origin	One of the two branches of the sciatic nerve in the lower third of the thigh. L4-S3.
Course	Through popliteal fossa, deep to gastrocnemius, and under the flexor retinaculum of the ankle.
Major Branches	Sural Nerve, Medial Plantar Nerve, Lateral Plantar Nerve, Medial Calcaneal Nerve
Sensory innervation	Articular branches to the joints of the knee, ankle, and foot. Cutaneous branches to the posterior calf and sole of the foot.
Motor innervation	Posterior Compartment of the Thigh, Posterior Compartment of the Leg, muscles of the sole of the foot

Nerves of the right lower limb, posterior view