NERVE SUPPLY FROM TIBIAL PART OF THE SCIATIC NERVE.
ACT AS FLEXORS OF THE KNEE & EXTENSORS OF THE HIP.
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SCIATIC NERVE
THICKEST NERVE IN THE BODY.
LARGEST BRANCH OF THE SACRAL PLEXUS.
ROOT VALUE-L4, L5, S1,S2,S3.
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CLINICAL ANATOMY�
SLEEPINGFOOT-Compression of the sciatic nerve against the femur,or unusual streching,after sitting for a long time,may give rise to a sleeping foot.
Sciatica –shooting pain along the cutaneous distribution of the sciatic nerve and it’s terminal branches ,chiefly common peroneal,is known as sciatica.pain usually begins on gluteal or even higher & radiates along the back of the thigh & the lateral side of leg to the dorsum of the foot.