The Machinery of the Brain

able action activity animal appear areas associated automatic axon behavior body brain brainstem called cause cell centers changes characteristics circuit classical conditioning complex conditioning connections consciousness considerable consistent continue cortex cortical course damage detailed determined effects electric electrode elements employed entirely established evidence example existence experiments fact fibers field frequently frontal function hemisphere higher human important increase indications input interconnections interesting involved kind learned light lobes lower material means measurements mechanism memory memory trace motor muscles nature nerve nervous system neurons normal observed occur operation optic organs patient pattern perform physical portion possible Press processes produced properties pulses receptor record reflex regions response reticular seems sensory signal similar simple specific speech stimulation storage stored Studies techniques terminals tion tissue turn types University usually various visual waves