Descartes' idea of how eye passes impulse to brain and so directs a voluntary movement, 1692. French philosopher and scientist Rene Descartes (1596-1650) believed all nerves to be hollow From Descartes' Opera Philosophica, 1692. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Oxford Science Archive |
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