All of the following are associated with the habit of chewing betel nut EXCEPT:

Betel (areca) nut chewing is linked to oral cancer, oral submucous fibrosis, staining, and recession; it tends to stimulate (not decrease) salivation, so xerostomia is the exception.Other options: Squamous cell carcinoma/submucous fibrosis, recession, and staining are all recognized consequences of betel quid use.Key exam takeaway: Betel nut: oral cancer, submucous fibrosis, staining, recession; it does not cause dry mouth.