Frae Wikipedia, the free beuk o knawledge
The dorsal stream (green) an ventral stream (purpie) are shawn.

Sicht is ane o the senses. Haein sicht means for tae be able tae see. Seein gies ainimals visual knawledge o the warld. Licht frae the warld aroond the ainimal cairies this knawledge in colours an picturs o shapes. The licht gangs intil the ainimal's een. At the hint o the een, thare are cells that get the knawledge frae the licht.

The ainimal's harn helps the ainimal uise this knawledge.