1．枕大孔foramenoccipitalemagnum2．鱗部氣房aircellsoftympanicpartoftemporalbone3．乳突竇mastoidantrum4．后半規(guī)管posteriorsemicircularcanal5．乳突部氣房aircellsofmastoidpartoftemporalbone6．頸靜脈孔jugularforamen7．乳突尖apexofmastoidprocess8．巖鱗隔petrosquamousla    （共 404 字）     [閱讀本文] >>