Problems of Life and Mind: The physical basis of mind. Second series

activity admit Anatomy animal aspect assigned axis cylinder become body brain called cause cells centre cerebellum cerebral cerebrum chemical co-operation colour combination complex conclusion connection Consciousness contraction corpora quadrigemina dependent determined elements Epigenesis evidence evolution excitation existence experiments expression external fact Feeling fibres fibrils force forms frog function ganglia ganglion ganglionic cells germinal grey substance hypothesis innervated instinct interpretation irritation laws limb logical manifested matter MAX SCHULTZE mechanism medulla medulla oblongata mental modes modification molecular mollusc motor move movements multipolar cells muscles muscular nerve nerve-cell nerve-fibre nervous system neural process neuroglia neuroplasm objective observed optic optic nerve organised substance organism ovum pass phenomena physical physiological plasmode posterior principle produced protoplasm reaction recognise reflex actions Reflex Theory removed resemblances result retina sensation Sensibility sensorium sensory sentient similar skin spinal cord stimulation structure suppose tion tissue uncon unconscious vital volition