READING OF LETTERS AND WORDS IN A PATIENT WITH BALINTS-SYNDROME

被引:56
作者
BAYLIS, GC
DRIVER, J
BAYLIS, LL
RAFAL, RD
机构
[1] UNIV CAMBRIDGE,DEPT EXPTL PSYCHOL,CAMBRIDGE CB2 3EB,ENGLAND
[2] UNIV CALIF DAVIS,DAVIS,CA 95616
关键词
BALINTS; PARIETAL; READING; ATTENTION; OBJECTS;
D O I
10.1016/0028-3932(94)90109-0
中图分类号
B84 [心理学]; C [社会科学总论]; Q98 [人类学];
学科分类号
03 ; 0303 ; 030303 ; 04 ; 0402 ;
摘要
A patient with bilateral parietal damage, and Balint's syndrome, named visual letters. These were presented individually or within four-letter strings. Solitary letters were identified very accurately. In the case of strings, more letters were correctly reported for words than for nonwords, and more for pronounceable than for unpronounceable nonwords. When required to read words as a whole, performance was better!han predicted by letter-reports. These results extend the object-based limitation apparent in Balint's syndrome to the case of reading. The component letters of a string benefit when they form a familiar global object, rather than requiring representation as multiple separate objects, The patient occasionally made homophonic errors when listing the letters in a visual word. This suggests an attempt to bypass Visual simultanagnosia by treating the string as a single object, deriving a holistic phonological code for it, and then decomposing this into component letters via spelling rules.
引用
收藏
页码:1273 / 1286
页数:14
相关论文
共 38 条
[1]  
Balint R, 1909, MON PSYCHIATR NEUROL, V25, P51
[2]   VISUAL-ATTENTION AND OBJECTS - EVIDENCE FOR HIERARCHICAL CODING OF LOCATION [J].
BAYLIS, GC ;
DRIVER, J .
JOURNAL OF EXPERIMENTAL PSYCHOLOGY-HUMAN PERCEPTION AND PERFORMANCE, 1993, 19 (03) :451-470
[3]  
BAYLIS GC, 1994, J EXP PSYCHOL HUMAN, V21, P208
[4]  
BAYLIS GC, 1992, PERCEPT PSYCHOPHYS, V51, P45
[5]  
BESNER D, 1987, ATTENTION PERFORM, V12, P201
[6]  
BISIACH E, 1988, HDB NEUROPSYCHOLOGY, V1
[7]  
COLTHEART M, 1979, ATTENTION PERFORMANC, V6
[8]   A COGNITIVE ANATOMICAL APPROACH TO ATTENTION IN LEXICAL ACCESS [J].
COMPTON, PE ;
GROSSENBACHER, P ;
POSNER, MI ;
TUCKER, DM .
JOURNAL OF COGNITIVE NEUROSCIENCE, 1991, 3 (04) :304-312
[9]   SIMULTANAGNOSIA - TO SEE BUT NOT 2 SEE [J].
COSLETT, HB ;
SAFFRAN, E .
BRAIN, 1991, 114 :1523-1545
[10]   PRESERVED FIGURE GROUND SEGREGATION AND SYMMETRY PERCEPTION IN VISUAL NEGLECT [J].
DRIVER, J ;
BAYLIS, GC ;
RAFAL, RD .
NATURE, 1992, 360 (6399) :73-75