. Diseases of the nervous system : for the general practitioner and student. Schematic Representation or Certain of the Association Pathways of the Cerebral Hemisphere. (Morris Anatomy.) 3. The optic radiations are mentioned above. 4. The superior cerebellar peduncles terminate mostly in the red nuclei(see Mesencephalon and Thalami), from which new fibers ascend and goto the sensory area of the cortex. Descending Fibers are the following (Fig. 30). 1. Pyramidal fibers, which originate in the cells of the motor area, passthrough the largest part of the posterior limb adjacent to the knee andthr
. Diseases of the nervous system : for the general practitioner and student. Schematic Representation or Certain of the Association Pathways of the Cerebral Hemisphere. (Morris Anatomy.) 3. The optic radiations are mentioned above. 4. The superior cerebellar peduncles terminate mostly in the red nuclei(see Mesencephalon and Thalami), from which new fibers ascend and goto the sensory area of the cortex. Descending Fibers are the following (Fig. 30). 1. Pyramidal fibers, which originate in the cells of the motor area, passthrough the largest part of the posterior limb adjacent to the knee andthrough the latter, down to the crura, pyramids, and after decussating 36 THE CENTRAL NERVOUS SYSTEM in the medulla descend in the cord and terminate around the cells of theanterior cornua. 2. Temporal Bundle originates in the cortex of the first two temporalgyri and passing through the posterior limb of the internal capsule descendinto the lateral portion of the crura and thence to the nuclei of the pons. 3. Frontal Bundle originates in the cortex of the frontal lobe and. Fig. 32.âDorsal Surface of Corpus Callosum, Cerebral Hemisphere Cut Away to Expose It. (Santee.) passing through the anterior limb of the internal capsule ends in the nucleiof the pons. 4. Occipital Bundle (visual) originates in the cortex of the cuneus andcalcarine fissure and passing through the most posterior portion of the in-ternal capsule ends in the anterior quadrigeminal body. THE CENTRAL NERVOUS SYSTEM 37 B. Association Fibers.âThey connect different parts of the samehemisphere. They are the following (Fig. 31). 1. Superior Longitudinal Bundle which connects the frontal, temporaland occipital lobes. 2. Inferior Longitudinal Bundle which connects the occipital andtemporal lobes. CA UDA TE NUCLEUS ANTERIOR PILLARS OF FORNIX Veins of Galen POSTERIOR PILLARS OF FORNIX Straight si?nis CERE-BELLUM
Size: 1458px × 1713px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectnervous, bookyear1913
