大鼠的大脑中动脉可分三段，中段较长，分支较少，表面为蝶骨大翼覆盖。
The middle cerebral artery was divided into three section, the middle section was relatively longer with less branches, the surface was covered sphenoid bone greater wing.
影像学表现：相对均匀的毛玻璃影，右侧颞骨和蝶骨大翼膨胀性改变。没有明显的骨质破坏。
Findings: Relatively homogeneous ground-glass appearance and expansion of right temporal bone and greater wing of the sphenoid bone. No overt bony destruction.
主要目的在观察眶外侧壁蝶骨大翼眶面上出现的沟和孔。该沟、孔在国内解剖学教科书及文献中未见有过记载和报道。
Occasionally there is a groove or a foramen in the orbital surface of the greater wing of sphenoid in the lateral wall of the orbit.
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