Description
This model is composed of the face, chin, throat,trachea,posterior wall of the pharynx and upper esophagus. Three major salivary glands: the parotid gland is located on the surface of the posterior mandibular fossa and the posterior edge of the masseter muscle, the parotid gland duct crosses the masseter muscle below the zygomatic arch to its anterior edge deep into the cheek, and the submandibular gland duct originates from the deep part and enters the deep surface of the sublingual gland.