Objective: To study the scanning electron microscopic (SEM) characteristics of floor between lateral recess and lateralaperture of the fourth ventricle in the mice with vascular dementia (VD).
目的：观察血管性痴呆（VD）小鼠第四脑室外侧隐窝与外侧孔之间室管膜游离面扫描电镜特征。
2
Additionally, the accessory cartilages connect each lateral crus to the piriform aperture.
此外，附件软骨还将外侧脚与梨状孔连在一起。
3
The lower leg is represented by the medial crura whereas each upper leg consists of a lateral crural complex based bilaterally on the piriform aperture.