. The Journal of comparative neurology and psychology. Fig. 1. Fig. 1.—Diagram of hand and forearm of subject in whom uhiar andmedian nerves were cut at elbow. Scars of original accident and of operationshown above elbow. Area marked with vertical lines represents area in whichhairs are insensitive to plucking. The diagram was made from a tracing ofa photogiaph, and the distortion of the hand is due to the peculiar position inwhich the patient holds the fingers. An illustration of the upper of these two areas as it Avas markedin red ink on the arm of the subject is given in Fig. 2. The linesep
. The Journal of comparative neurology and psychology. Fig. 1. Fig. 1.—Diagram of hand and forearm of subject in whom uhiar andmedian nerves were cut at elbow. Scars of original accident and of operationshown above elbow. Area marked with vertical lines represents area in whichhairs are insensitive to plucking. The diagram was made from a tracing ofa photogiaph, and the distortion of the hand is due to the peculiar position inwhich the patient holds the fingers. An illustration of the upper of these two areas as it Avas markedin red ink on the arm of the subject is given in Fig. 2. The lineseparating the area of pain-on-pulling-hairs from that of no-pain-on-pulling-hairs is approximately that between areas D and E. Ingeneral contour, however, it is more irregular and more nearly ap-proaches the shape of the lowest line on the figure. The extent ofthis area in which pulling the hairs did not result in a sensation of Franz, Sensations Following Nerve Division. 21 g pain or in a pressure-like sensation was determined as accurately aspossib
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