Chapter 2

CONSCIOUS DETERMINATION

Definition--How conscious determination is evolved from the senses--The presence of nerve-tissue in _Stentor polymorphus_--The properties of nerve-tissue--Romanes' experiment with anemone--Action of stimuli on nerve-tissue--Reflection--Origin of consciousness--Time element in consciousness--Conscious determination in _Stentor polymorphus_--In _Actinophrys_--In _Amoeba_--In _Medusa_--In a water-louse--In a garden snail--In the angle-worm--In oysters--In a ground wasp. 39