. Carnegie Institution of Washington publication. FIG. 25. FIG. 24.—General view, with partial dissec- tion, of upper surface of Torpedo marmorata. Shows the two lateral electric organs and the brain with its electric lobes lying centrally between the electric organs. After Fritsch. FIG. 25.—Vertical, transverse section taken through fish seen in fig. 24. Shows the two lateral electric organs with their vertical column of flat disks, the electroplaxes, and the brain, cut in the region of the electric lobes, lying between the electric organs. The polarity of the E. M. F. generated in the electi


. Carnegie Institution of Washington publication. FIG. 25. FIG. 24.—General view, with partial dissec- tion, of upper surface of Torpedo marmorata. Shows the two lateral electric organs and the brain with its electric lobes lying centrally between the electric organs. After Fritsch. FIG. 25.—Vertical, transverse section taken through fish seen in fig. 24. Shows the two lateral electric organs with their vertical column of flat disks, the electroplaxes, and the brain, cut in the region of the electric lobes, lying between the electric organs. The polarity of the E. M. F. generated in the electiic organs is indicated by the plus and minus signs. FIG. 26.—Transverse section through me- dulla oblongata of Torpedo mar- morata. The section passes through the thickest part of the electric lobes, whose large motor nerve-cells are seen to compose the greater pai t of its mass. The nerve processes of these cells are seen to be leaving the lobes later- ally as the large electric nerves that go to the electric organ. After Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington


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