檢視筛骨的原始碼

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| style="background: #008080" align= center|  '''<big>筛骨</big> '''

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[[File:TimgCGVHJK,L.jpg|缩略图|居中|[https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1604038865390&di=d5a4e2d80557ed21c22930c9f6e95b46&imgtype=0&src=http%3A%2F%2Fm.xinghengedu.com%2Fu%2Fcms%2Fwww%2F201508%2F13001011ny43.jpg原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E7%AD%9B%E9%AA%A8&step_word=&hs=0&pn=0&spn=0&di=1870&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=4053088925%2C878455344&os=91483112%2C1888186309&simid=3595467470%2C668187849&adpicid=0&lpn=0&ln=360&fr=&fmq=1604028778806_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fm.xinghengedu.com%2Fu%2Fcms%2Fwww%2F201508%2F13001011ny43.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3F4_z%26e3Bxtg2ijg2j17_z%26e3Bv54AzdH3FsvyfAzdH3Fdccndb_z%26e3Bip4s&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 来自 百度 的图片]]]

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筛骨是位于[[蝶骨]]的前方和两眶之间，上接额骨鼻部并突入鼻腔内。筛骨前面观呈中字形。全骨分为筛板、垂直板和[[筛骨]]迷路三部分。水平位的中间骨板为筛板，在水平方向上分隔[[颅腔]]前部与鼻腔，板的正中有向上突起的鸡冠，其两侧有许多筛孔。

筛板正中向下延伸的正中矢状位骨板为垂直板，参与构成[[骨性鼻中隔]]。筛骨迷路位于垂直板两侧，由菲薄的骨片围成许多含气[[小腔]]为筛小房，又称[[筛窦]]。迷路内侧壁上的上、下两个弯曲的骨片，分别为上鼻甲和中鼻甲。