单词 | anterior root |
例句 | Dejerine, in five autopsies, records an atrophy of the anterior roots secondary to a myelitic degeneration of the ganglia of the anterior horns. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z K. U. 69397, P. maniculatus, old: The maxillae have eroded away from around the anterior roots of each first upper molar, leaving these roots unsupported. Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado 2012-02-24T03:00:32.243Z The series extends posteriorly some distance behind the anterior root of the zygoma, almost level with the hind edge of the palate. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z The power of the cord to enforce reflex acts resides in the gray matter, into which the reflex nerves enter and from which they depart, by means of their posterior and anterior roots respectively. A Treatise on Physiology and Hygiene For Educational Institutions and General Readers The anterior roots arise from a narrow white line upon the anterior columns of the spinal cord. A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) In some instances there was considerable thickening of the spinal nerves at the junction of the posterior and anterior roots, with hemorrhages. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z The anterior roots become motor nerves, their branches being distributed to certain muscles of the body, to control their movements. A Practical Physiology The series extends as far back as the hinder edge of the anterior root of the zygoma. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z These have been separately cut and irritated in the living animal, and it has been found that the posterior root contains only sensory fibres, and the anterior root has only motor fibres. A Treatise on Physiology and Hygiene For Educational Institutions and General Readers They are larger, and the filaments of origin more numerous than those of the anterior roots. A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) When the posterior root of a nerve is cut, the animal loses the power of feeling, and when the anterior root is cut, that of motion. Hygienic Physiology : with Special Reference to the Use of Alcoholic Drinks and Narcotics But if the anterior root alone be divided, all power of motion in the parts supplied by that nerve is lost, but sensation remains. A Practical Physiology From these and many other experiments, it is evident that those fibers of a nerve which are derived from the anterior root are motor, and those from the posterior root sensory, fibers. A Practical Physiology |
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