On the surface of the pericardium macerated with NaOH we found that the maculae cribrosae was composed of the clustered cribriform foramina(0μm～0μm) which was divided into many meshes(0.μm～μm) by the reticular fibers.
On the surface of the pericardium macerated with NaOH we found that the maculae cribrosae was composed of the clustered cribriform foramina(0μm～0μm) which was divided into many meshes(0.μm～μm) by the reticular fibers.
在NaOH消蚀处理的心包,可见成簇筛孔(0μm~0μm)组成的筛斑,另有网状纤维把筛孔分割成许多网眼(0.μm~μm)。