研究干性颅骨标本外侧面星点、顶乳突缝前角与周围解剖结构的距离及其位置关系。
The anatomical relationships and the distance within the asterion, the anteriorangle of parietomastoid sutures and the adjacent bone structures were studied with dried skulls.
小触手刺丝囊疣从乳突状变为棒状；生殖腺形状从米粒状变为小囊状、三角囊袋状。
Nematocyst warts on the small tentacles become stick from conical and the shape of gonads changes triangular pocket-like from grain-like to small vesica.
方法：采用干性颅骨18具，福尔马林固定的头颅标本12具分别进行骨窗及乳突孔的定位测量和桥小脑角结构距骨窗的距离测定。
Methods: The location of bony "window" and mastoid foramen were studied , and the distance from bony "window" to cerebellopontine angle was measured on 18 dry and 12 wet cranial bones.
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