The three neuropile regions of the opticlobe are brown and take on obvious stratification.
视叶的三个视觉纤维网都被染成褐色，并且呈现分层现象。
2
And in the proximal area of the opticlobe, some neurons, which have a large nucleus and indented folded plasmalemma, are observed, and whose cytoplasm contains a small number of mitochondria.
在视叶的近端观察到一些神经元，它们的细胞核很大，细胞膜有锯齿状的皱折，细胞质里含有少量的线粒体。
3
Ajna Chakra represented by two lotus petals is also called the third eye. It is corresponding to pineal gland, hypothalamus, retina, optic plexus and opticlobe.