unknown2020-12-292020-12-291957http://hdl.handle.net/2263/775791. Zygomaticus major muscle 2. Buccinator muscle 3. Depressor anguli oris muscle 4. Levator anguli oris muscle 5. Masseter muscle 6. Levator labii superioris muscle 7. Posterior belly of digastric muscle 8. Internal jugular vein 9. External carotid artery1.    Zygomaticus major muscle2.    Buccinator muscle3.    Depressor anguli oris muscle4.    Levator anguli oris muscle5.    Masseter muscle6.    Levator labii superioris muscle7.    Posterior belly of digastric muscle8.    Internal jugular vein9.    External carotid artery