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FIG 5. This line drawing illustrates the superficial anatomy of the submandibular space with mylohyoid defects containing accessory salivary tissue and perforating submental branches of the facial artery and vein.
Large arrow, Accessory salivary tissue; small arrow, mylohyoid defects; large arrowhead, submental branch of facial vein; small arrowhead, submental branch of facial artery; D, anterior belly of diagastric muscle; M, mylohyoid muscle; FA, facial artery off the external carotid artery; FV, facial vein; A, common carotid artery; V, internal jugular vein (18).
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