Descending palatine artery

Descending Palatine Artery

The descending palatine artery and its branches.

The Descending Palatine Artery is a branch of the Maxillary Artery that supplies blood to the palate, nasal cavity, and pharynx. It is a significant artery in the head and neck region.

Structure

The descending palatine artery originates from the third part of the maxillary artery in the Pterygopalatine Fossa. It descends through the Pterygoid Canal and divides into the Lesser Palatine Arteries and the Greater Palatine Artery.

Greater Palatine Artery

The Greater Palatine Artery is the larger terminal branch of the descending palatine artery. It descends in the greater palatine canal, emerges onto the hard palate through the greater palatine foramen, and supplies the gingiva and the mucous membrane of the hard palate.

Lesser Palatine Arteries

The Lesser Palatine Arteries are smaller branches that descend through the lesser palatine canals to supply the soft palate and the tonsils.

Function

The descending palatine artery supplies blood to the hard and soft palates, the tonsils, the nasal cavity, and parts of the pharynx. It plays a crucial role in nourishing these structures and maintaining their function.

Clinical Significance

Knowledge of the descending palatine artery is essential in surgical procedures involving the palate and nasal cavity. Damage to this artery during surgery can lead to significant bleeding and complications.

See Also

• Maxillary Artery
• Greater Palatine Artery
• Lesser Palatine Arteries
• Pterygopalatine Fossa
• Pterygoid Canal