. A text-book of animal physiology, with introductory chapters on general biology and a full treatment of reproduction ... Physiology, Comparative. 174: ANIMAL PHYSIOLOGY. clamped by a portion of the femur cut off with the muscle, is made, on stimulation, to raise a weighted lever which is at- tached to a point writing on a cylinder moved by some sort of clock-work. In this case the cylinder is kept stationary dur- ing the contraction of the mus- cle; hence the records appear as straight vertical lines, preparation, showing For recording movements of „ jle, sciatic nerve, and . ^ portion of fe
. A text-book of animal physiology, with introductory chapters on general biology and a full treatment of reproduction ... Physiology, Comparative. 174: ANIMAL PHYSIOLOGY. clamped by a portion of the femur cut off with the muscle, is made, on stimulation, to raise a weighted lever which is at- tached to a point writing on a cylinder moved by some sort of clock-work. In this case the cylinder is kept stationary dur- ing the contraction of the mus- cle; hence the records appear as straight vertical lines, preparation, showing For recording movements of „ jle, sciatic nerve, and . ^ portion of femur of frog, for attachment great rapidltv. SO. that the in- to a mse (after Rosenthal). ^ ^ •' tervals between them may be apparent, such an apparatus as is figured below (Fig. 169) an- swers well, the vibrations of a tuning-fork being written on a. FiQ. 168.—Muscle-nerve gastrocnemius muscl. 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 Mills, Wesley, 1847-1915. New York, D. Appleton
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