Sentence Examples


  • Ovi ositor gullet and a highly concentrated nervous 4' p system; in addition to the suboesophageal (side view) of Physo- ganglion, there are two thoracic ganglia pus.
  • Schulze.) elements, more especially by nervous (ganglion) cells and musclecells derived from the epithelial layer.
  • A further stage in evolution is that the muscle-cells lose their connexion with the epithelium and come to lie entirely beneath it, forming a sub-epithelial contractile layer, developed chiefly in the tentacles of the polyp. The of the evolution of the ganglioncells is probably similar; an epithelial cell develops processes of nervous nature from the base, which come into connexion with the bases of the sensory cells, with the muscular cells, and with the similar processes of other nerve-cells; next the nerve-cell loses its connexion with the outer epithelium and becomes a sub-epithelial ganglion-cell which is closely connected with the muscular layer, conveying stimuli from the sensory cells to the contractile elements.
  • The ganglion-cells of Hydromedusae are generally very small.
  • The mesogloea in the hydropolyp is a thin elastic layer, in which may be lodged the muscular fibres and ganglion cells mentioned above, but which never contains any connective tissue or skeletogenous cells or any other kind of special mesogloeal corpuscles.

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