The most important procedure, soft palate surgery, shortens the abnormally long soft palate. (stonebridgeanimalhospital.com)
Brachycephalic Airway Syndrome (BAS) refers to the various upper airway problems short - muzzled dogs are prone to, including narrowed nostrils (Stenotic Nares), an overly long soft palate, abnormally small or collapsing trachea, and collapse of the voice box (larynx). (feedspot.com)
It involves an excessively long soft palate that acts like a valve blocking the entrance of the airway, and a malformed nostril that is too narrow and collapses in when the dog is trying to take a breath. (ivghospitals.com)