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(六)涎腺的检查 1.涎腺检查涎腺包括小涎腺和大涎腺,前者广泛散布于口腔粘膜下组织中。后者为腮腺,颌下腺及舌下腺,它们分泌的涎液经各自的导管通向口腔。腮腺导管开口于上颌第二磨牙相对侧之颊粘膜。颌下腺导管开口于口底前部舌系带旁。舌下腺导管开口于颌下腺导管口附近,或直接与颌下腺导管汇合开口于舌下阜(附图)。正常涎腺组织柔软,无硬结可触及,
(Six) salivary gland examination 1. salivary gland salivary glands, including salivary glands and salivary glands, the former widely distributed in the oral submucosal tissue. The latter is the parotid gland, the submandibular gland and the sublingual gland. The secreted salivary fluid leads to the oral cavity through their respective catheters. The parotid duct is open to the buccal mucosa on the opposite side of the maxillary second molars. The submandibular gland duct is located next to the lingual band in the anterior floor of the mouth. The sublingual gland duct opens near the mouth of the submandibular gland duct, or directly meets the sublingual gland duct (Figure). Salivary tissue of normal soft, no induration can be touched,