An American text-book of physiology . learly demonstrated. Thepath thus marked out for any afferent impulses is certainly a tortuous observations were followed by a number of others, the most importantof which in this connection are the following: Section of all parts of the cord except the two lateral columns (in the lowerthoracic region, Fig. 176) was without influence on the sensibility or move-ments of the hind legs. After section of the entire cord, with the exception ofthe dorsal and ventral columns and the intervening gray matter, sensation was ^ Croonian Lectures, Philosophic
An American text-book of physiology . learly demonstrated. Thepath thus marked out for any afferent impulses is certainly a tortuous observations were followed by a number of others, the most importantof which in this connection are the following: Section of all parts of the cord except the two lateral columns (in the lowerthoracic region, Fig. 176) was without influence on the sensibility or move-ments of the hind legs. After section of the entire cord, with the exception ofthe dorsal and ventral columns and the intervening gray matter, sensation was ^ Croonian Lectures, Philosophical Transactions Royal Society, 1891. ^ Griinbaum : Journal of Physiology, 1894, vol. xvi. Untersuchungen Uber die Leitiingsbahnen im Riickenmark des Hundes, Strassburg, 1882. 672 AX AMERICAN TEXT-BOOK OF PHYSIOLOGY. nearly destroyed, while the voluntary niovemeuts of the leg were but slightlydisturbed (Fig, 177), After section of the entire cord, with the exception ofthe dorsal columns, both sensation and motion were lost (Fig, 178),.
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