Arterial supply to floor of mouth & suprahyoid muscle is
(A) Lingual artery (B) Maxillary artery (C) Inferior alveolar artery (D) Facial artery
(A) Lingual artery is a branch of external carotid artery. The root of tongue is also supplied by tonsillar and ascending pharyngeal arteries. Venous drainage is mainly by the deep lingual vein.