Items tagged “sciatic nerve”
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The sciatic nerve arises from the sacral plexus from the roots of L4-S3 and runs through the buttock and down the lower limb. It is the longest and widest single nerve in the body. Summary origin: sacral plexus (L4-S3) course: exits the pelvis through the greater sciatic foramen to enter the ...
Sciatic nerve motor distribution
The motor distribution of the sciatic nerve is as follows Thigh tibial division (posterior compartment of the thigh) long head of biceps femoris semimembranosus semitendinosus peroneal division (superficial and lateral to tibial division) short head of biceps femoris Leg tibial nerve (s...