研究表明，来自体表和内脏的信息可在脊神经节及从脊髓到大脑皮层的各级中枢发生汇聚。

Some researches indicate that the information coming from the body surface and viscera can be assembled at all levels of centers from spinal ganglion to cerebral cortex.

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其次，研究者们发现许多基因在人类大脑皮层的基因网中起到中枢作用，黑猩猩的则不同。它们在DNA水平也有显著变化。

Secondly, the researchers discovered that many of the genes that play a central role in cerebral cortex networks in humans, but not in the chimpanzee, also show significant changes at the DNA level.

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气味物质作用于嗅细胞，产生神经冲动经嗅神经传导，最后到达大脑皮层的嗅中枢，形成嗅觉。

Odour material action at smell cell, generation nerve impulse is conducted via olfactory nerve, reach the smell center of pallium finally, form smell.

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