A:道上小凹suprameatalfoveolaB:外耳道上棘suprameatalspineC:鼓乳縫tympanomastoidfissure為面神經(jīng)垂直段的體表標志。D:外耳道externalacousticmeatus...[繼續(xù)閱讀]

    A:外耳道上棘suprameatalspineB:道上小凹suprameatalfoveola...[繼續(xù)閱讀]

    A:道上小凹suprameatalfoveolaB:外耳道上棘suprameatalspine...[繼續(xù)閱讀]

    A:顴弓根zygomaticprocessB:外耳道前上嵴anteriorsuprameatalspine為顳骨鼓部的一部分,在手術時往往阻擋術野,予以鑿除后可以明顯擴大術野。C:外耳道上棘suprameatalspine為骨性外耳道口后上方的一小棘狀突起,也為鼓竇體表標志。D:道上小凹sup...[繼續(xù)閱讀]

    A:枕乳縫上切跡supranotchofoccipitomastoidfissureB:乳突孔mastoidforamen為乳突導血管通道,是乙狀竇上膝的體表標志。C:顳線temporalline為顱底的體表標志,手術范圍不宜超出顳線,否則有損傷顱底硬腦膜的可能。D:道上小凹suprameatalfoveolaE:乳突尖...[繼續(xù)閱讀]

    A:Korner隔Kornerpartition為靠近鼓竇的一層較致密的骨板,打開后即進入鼓竇。B:鼓竇tympanicsinus為鼓室后上方的含氣空腔,向前經(jīng)鼓竇入口與上鼓室相通,向后下通乳突氣房。...[繼續(xù)閱讀]

    A:道上小凹suprameatalfoveolaB:乳突氣房mastoidcellsC:Korner隔KornerpartitionD:鼓竇tympanicsinus...[繼續(xù)閱讀]

    A:鼓竇入口aditusadsinus鼓竇通過該入口向前與鼓室相通。B:錘骨頭headofmalleusC:砧骨短腳shortcrusofincusD:外半規(guī)管凸prominenceoflateralsemicircularcanal...[繼續(xù)閱讀]

    A:竇腦膜角sigmoiduramaterangle為乙狀竇和硬腦膜之間形成的角,為乳突輪廓化的標志,其深側為巖上竇。B:鼓竇天蓋tegmensinustympani為鼓竇上方顱底骨板。C:乙狀竇sigmoidsinus為乳突輪廓化的后界,其表面骨板有許多小氣房。D:外半規(guī)管凸promin...[繼續(xù)閱讀]

    右右右左A:松弛部flaccidpartB:緊張部tensepartC:錘骨柄manubriumofmalleusD:光錐coneoflightE:臍部umbo...[繼續(xù)閱讀]