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Nervous and mental diseases . ductor andopponens and can not be adducted. The fingers lose all lateral motion. 302 DISEASES OF SPIXAL MENINGES AND SPIXAL NERVES. The distortion and deformity that result are pronounced and charac-teristic. There is overextension at the metacarpophalangeal joints,which makes the head of the metacarpal bones prominent in the hollowedpalm. The unopposed flexors claw the second and third joints, andwith the strongly-acting common extensor increase the deformity. Thisis least marked in the index and middle fingers, which do not lose theirlumbrical muscles. All the i
Nervous and mental diseases . ductor andopponens and can not be adducted. The fingers lose all lateral motion. 302 DISEASES OF SPIXAL MENINGES AND SPIXAL NERVES. The distortion and deformity that result are pronounced and charac-teristic. There is overextension at the metacarpophalangeal joints,which makes the head of the metacarpal bones prominent in the hollowedpalm. The unopposed flexors claw the second and third joints, andwith the strongly-acting common extensor increase the deformity. Thisis least marked in the index and middle fingers, which do not lose theirlumbrical muscles. All the interosseous spaces are emptied, and thefifth metacarpal is left entirely subcutaneous. In place of the hypothe-nar prominence there is a deep hollow. The unaffected muscles of theball of the thumb stand out prominently in contrast with the skeleton-like-hand. The loss of sensation is confined to the indicated area ofcutaneous distribution, but is only complete in the little finger. Figure108 shows its distribution and
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Keywords: ., bookcentury1900, bookdecade1910, bookid, booksubjectnervoussystem