8 施行上顎骨勒福式第一型截骨術(LeFort I osteotomy)之後,其主要的血液供應來自於何處?
(A)上鼻竇(maxillary sinus)
(B)上顎粗隆處的牙齦(gingiva of the maxillary tuberosity)
(C)硬軟腭組織(hard and soft palate)
(D)上顎前庭區的組織(maxillary vestibule)
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統計: A(3), B(2), C(10), D(1), E(0) #2737130
統計: A(3), B(2), C(10), D(1), E(0) #2737130