图为大脑外侧面观，分别标出如图所示1_______________2___

图为大脑外侧面观，分别标出如图所示1_______________2_______________3_____________4___________5____________6_______________7_______________8______________9_____________10___________11____________12_______________13______________14____________15________16________17__________18_________19____________20_________21________________。