. The mental affections of children : idiocy, imbecility and insanity. he accompanying woodcut. But the typical sulciand convolutions could be readily found. The frontal gyriwere small, and tapering towards the middle, the temporalgyri were larger. The fissure of Rolando was quite differenton the right hemisphere from the left; indeed, it could notbe well made out at all on the right side. Bischoff describes * This child never could stand nor walk. She had to be fed with a would recognise with a smile her nurse, and would put out her hands whentold to shake hands. She died when twelv
. The mental affections of children : idiocy, imbecility and insanity. he accompanying woodcut. But the typical sulciand convolutions could be readily found. The frontal gyriwere small, and tapering towards the middle, the temporalgyri were larger. The fissure of Rolando was quite differenton the right hemisphere from the left; indeed, it could notbe well made out at all on the right side. Bischoff describes * This child never could stand nor walk. She had to be fed with a would recognise with a smile her nurse, and would put out her hands whentold to shake hands. She died when twelve years old. An engraving of herbrain is in the Dictionary of Psychological Medicine, p. 651. MICROCEPHALIC IMOCY 12 the third frontal convolution as almost wanting, though DrAcby is disposed to question this view. The occipital lobeswere small. The corpus callosum was short in relation to the hemi-spheres, as in the new-born child. The septum lucidum waswanting. The head was not quite symmetrical, the rightside being fuller than the left ; all the sutures were open. KlG. 5. Hi 1 1 Mlcrocephale, Helen* Brckcr. Side (lefi) view, save the sagittal and squamous. This closure of the sagittalsutures, as Giacomini has observed, is frequently met with inmicrocephales. Marks of rickets were found in the wholeskeleton. There is a careful description of all the peculiaritiesseen in the muscles. These were especially noticed in thearms ; but there was no general resemblance to the distinctivearrangement of the muscular bundles in the ape. 1 The central fissure (of Rolando)mns between •/ and 1/.:. The unfinished fissura occipi-talis perpendicularis Posterior branch of The parallel The superior frontal ;. The inferior frontal gyrus. ,/. Anterior central Posterior central gyrus. Gyrus temporalis ;. Gyrus temporalis medius. 128 ON IDIOCY AND IMBECILITY The left carotid was given off from th
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