Page 669 - Atlas of Creation Volume 4
P. 669

BRAIN

                                                                                                         Sensory
                  Skin
                                                                                                         cortex


                                                                                                                                           Thalamus














                                                                                                                              Pathway
                                                                                                                              intersection point





                      Meissner’s corpuscle
                                                                                                                              Spinal cord

            Node of Ranvier


                                             Direction of
        Schwann                              nerve impulses                                                                   Direction of
        cell                                                                                                                  nerve impulses



         Myelin
         sheath                                                                                                               Cross-section of
                                                                                                                              spinal cord


                                                                                                                             Spinal ganglion


              Axon
                                                                                                                              Cell nucleus





                           Direction of nerve
                           impulses








                                                                                             The sensation that arises when we to-
                                                                                             uch something reaches us only as an
                                                                                             electrical signal. Any sensation of mat-
                                                                                             ter we perceive comes into being solely
                                                                                             by way of electrical signals. Therefore,
                                                                                             we can never touch the original of any
                                                                                             object that exists outside. It is impos-
                                                                                             sible, based on the perception forming
                                                                                             inside us, to know what a physical ob-
                                                                                             ject is really like or to know the nature
                                                                                             of the external world.






                                                 The illustration shows the processes
                                                 taking place from the fingers to the
                                                 brain after touching a single button.












                                                                                                                          Adnan Oktar    667
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