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What is Kraissl's lines arc: and explain in detail?
Answer- D. Relaxed tension lines in skinKraissl's lines are essentially exaggerated wrinkle lines obtained by studying the loose skin of elderly faces whilst contracting the muscles of facial expression These lines for the most pa correspond to Relaxed skin tension lines (RSTLs), but slight variation exists on the face, especially on the lateral side of the nose, the lateral aspect of the orbit, and the chin.