. Animal mechanism: a treatise on terrestrial and aërial locomotion. Animal locomotion; Flight. TA TABLE OF CONTENTS. PAGE INTRODUCTION 1 BOOK THE FIEST. FORCES AND ORGANS. CHAPTER I. OF FORCES IN THE INORGANIC KINGDOM AND AMONG Matter reveals itself by its properties—When matter acts, we con- clude that forces exist — Multiplicity of the forces formerly admitted ; tendency to their reduction to one force in the inor- ganic kingdom—Indestructibility of force ; its transformations —Vital forces, their multiplicity according to the ancient physiologists — Several vital forces are reduced to phys
. Animal mechanism: a treatise on terrestrial and aërial locomotion. Animal locomotion; Flight. TA TABLE OF CONTENTS. PAGE INTRODUCTION 1 BOOK THE FIEST. FORCES AND ORGANS. CHAPTER I. OF FORCES IN THE INORGANIC KINGDOM AND AMONG Matter reveals itself by its properties—When matter acts, we con- clude that forces exist — Multiplicity of the forces formerly admitted ; tendency to their reduction to one force in the inor- ganic kingdom—Indestructibility of force ; its transformations —Vital forces, their multiplicity according to the ancient physiologists — Several vital forces are reduced to physical forces—Of laws in physics and in physiology—General theory of physical forces 5 To prove the indestructibility of forces, we must know how to measure them—Units of heat and of mechanical work—Ther- mo-dynamics—Measure of forces in living beings—Successive phases of the transformation of bodies ; successive development of force under this influence—Thermo-dynamics applied to living beings 13 Origin of animal heat—Lavoisier*s theory—The perfecting of this theory—Estimates of the forces contained in aliment, and in the secreted products—Difficulty of these estimates—The force ORGANISED BEINGS. CHAPTER n. TRANSFORMATION OF PHYSICAL FORCES. CHAPTER ni. ON ANIMAL 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 Marey, Etienne-Jules, 1830-1904. New York, D. Appleton and co.
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