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Sciatic Nerve (L4–S3) 3D

  • Description

    • * It arises from the sacral plexus and is the largest nerve in the body.
    • * It divides at the superior border of the popliteal fossa into the tibial nerve and the common peroneal nerve.
    • * It enters the buttock through the greater sciatic foramen below the piriformis. It then descends over the obturator internus, gemelli, and quadratus femoris muscles to enter the back of the thigh.
    • * It innervates the hamstring muscles and provides articular branches to the hip and knee joints.

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  • Description

    • * It arises from the sacral plexus and is the largest nerve in the body.
    • * It divides at the superior border of the popliteal fossa into the tibial nerve and the common peroneal nerve.
    • * It enters the buttock through the greater sciatic foramen below the piriformis. It then descends over the obturator internus, gemelli, and quadratus femoris muscles to enter the back of the thigh.
    • * It innervates the hamstring muscles and provides articular branches to the hip and knee joints.

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