The palatine tonsil receives its arterial supply from all of the following except -

Blood supply of tonsils The tonsil is supplied by five arteries :- Tonsillar branch of facial artery. This is the main artery. Ascending pharyngeal artery from external carotid. Ascending palatine, a branch of facial artery. Dorsal lingual branches of lingual artery. Descending palatine branch of maxillary artery.