49.上颌骨 (外面观)
基础医学

        1.泪沟lacrimalsulcus2.眶面orbitalsurface3.眶下沟infraorbitalgroove4.颧突zygomaticprocess5.牙槽孔alveolarforamina6.尖牙窝caninefossa7.额突frontalprocess8.泪前嵴anteriorlacrimalcrest9.眶下缘infraorbitalmargin10.眶下孔infraorbitalforamen11.鼻切迹nasalnotch12.鼻前棘anterio    （共 903 字）     [阅读本文] >>