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"Development of the eye. 1. Section through first embryonic vesicle, showing outgrowth of optic vesicles (op.v.) to meet the skin; j.b., thalamencephalon; G., the gut. 2-4. Sections illustrating the formation of the lens (l.) from the skin, and the modification of the optic vesicle into an optic cup; R., retina; v.h., vitreous humour. 5. External aspect of embryonic eye; l., lens." -Thomson, 1916

Eye Development

"Development of the eye. 1. Section through first embryonic vesicle, showing outgrowth of optic vesicles…

"Partial section of a Vertebrate brain (diagrammatic). OLF., Olfactory lobe; CH., cerebral hemispheres; C., wall of cerebrum cut to show ventricle, behind this the figure is that of a median section; PA., parietal organ arising from thalamencephalon; Pl., pineal organ; INF., infundibulum descending from thalamencephalon; H., hypophysis; OL., optic lobes; CB., cerebellum; CPL., choroid plexus on roof of fourth ventricle; MO., floor of the medulla oblongata; CC., central canal of spinal cord." -Thomson, 1916

Vertebrate Brain

"Partial section of a Vertebrate brain (diagrammatic). OLF., Olfactory lobe; CH., cerebral hemispheres;…