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The popliteal fossa
A. is the diamond-shaped region at the posterior aspect of the knee
B. is bounded superolaterally by the biceps femoris muscle
C. is bounded superomedially by the gastrocnemius
D. is bounded interomedially by the semimembranousus and semitendinosus
E. contains popliteal artery,vein,tibial nerve and popliteal lymph nodes