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题1:答案 B【题解】司理颌下腺分泌的主要神经是面神经。面神经主要含运动纤维,另外还含有味觉纤维和分泌纤维。来自副交感的唾液分泌纤维,自桥脑的上涎核发出后,经中间神经和面神经主干一起出面神经管,在出颅前发出一小支进入鼓室内,再通过岩鼓裂出鼓室,向前下方行走和舌神经合并到达颌下神经节。在颌下神经节内交换神经元后,进入舌下腺、颌下腺,支配腺体的分泌功能。题2:答案 C【题解】下颌舌骨肌的神经支配是三叉神经。三叉神经的第三枝下颌神经,出卵圆孔后,在翼外
Question 1: Answer B [Problem Solution] The main nerve secreted by the manager's submandibular gland is the facial nerve. The facial nerve contains mainly motile fibers, in addition to taste and secretion fibers. Saliva from the parasympathetic secretion fibers, issued from the pia mater salivary nucleus, the median nerve and facial nerve trunk with the neural tube, issued a small branch out into the front of the tympanum, and then through the rock drum burst out of the tympanum, forward Lower walking and lingual nerve merge into submandibular ganglia. In the submandibular ganglion after the exchange of neurons, into the sublingual gland, submandibular gland, gland secretion control. Question 2: Answer C [Problem Solution] The innervation of the hyoid muscle is the trigeminal nerve. Trigeminal nerve of the third branch of the mandibular nerve, after the foramen ovale, outside the wing