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一、问答题 1.何谓咀嚼系统? 2.谓何口颌系统? 3.试述下颌管在下颌骨内的位置. 4.试述下颌窝与颞下颌关节窝的区别。 5.描述颞下颌关节盘—锤骨韧带. 6.试述颞下颌关节盘的附着及其功能. 7.何谓第四磨牙的概念? 8.翼外肌上、下头的功能有何差别? 9.试述三叉神经在口腔分布的可能变异.
First, the question and answer questions 1. What is the chewing system? 2. What is the mouth of the jaw system? 3. Describe the position of the mandibular canal in the mandible. 4. Describe the difference between mandibular fossa and temporomandibular joint. 5. Describe the temporomandibular joint disc - the malleolus ligament 6. Describe the attachment and function of the temporomandibular joint disc 7. What is the concept of the fourth molars? 8. What is the difference in the function of the upper and lower extremity muscles? Describe possible variations of the trigeminal nerve in the oral cavity.