It's been 10 days since my wisdom teeth extraction but my right lower extraction site doesn't seem to be healing like the rest of the sites. I can see some white tissue forming on the left lower extraction site but the right side of my face is still a lit

Wisdom teeth. The lower extraction site often take longer to heal because there may have more bone removal. At any rate, you should have returned to the surgeon for a post-op exam. If you have any problems or questions, call your surgeon.
If. If we were machines our right side would be exactly like our left side. Do not expect absolutely identical mirror image reactions. You are overdue for your post-surgical reexamination. Return to Oral Surgeon for another look, especially if there is soreness, bleeding, or foul taste.