Common peroneal, Tibial, Femoral, and Obturator nerves arise
from what spinal cord segments ?
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Answer Posted / dr. sahar fatima rizvi.
Common Peronnal Nerve(Fibular nerve) is the Ventral Segment
of Sciatic Nerve and it arises from L4-S3 from Sacral
Plexus.
Tibial Nerve is the Dorsal Segment of the Sciatic Nerve and
its root value is same as Common Peronal(L4-S3),supplies
mainly posterior compartment of Thigh.
Femoral Nerve only comprises of Dorsal fibers and it arises
from L2-L4 from Lumbar Plexus and supplies mainly Anterior
compartment of Thigh.
Obturator Nerve comprises of Ventral fibers and its root
value is same as femoral nerve(L2-L4)and supllies mainly
Medial compartment of thigh.
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