scholarly journals Effects of changes in word length on proactive interference in short-term memory

1969 ◽  
Vol 17 (4) ◽  
pp. 213-214 ◽  
Author(s):  
Barbara Lachar ◽  
Judith Goggin
1995 ◽  
Vol 8 (2) ◽  
pp. 81-91 ◽  
Author(s):  
C. Goerlich ◽  
I. Daum ◽  
I. Hertrich ◽  
H. Ackermann

The present study investigated the relationship between verbal short-term memory and motor speech processes in healthy control subjects and five patients suffering from Broca's aphasia. Control subjects showed a phonological similarity effect, a word length effect and an articulatory suppression effect, supporting the hypothesis of a phonological store and an articulatory loop component of short-term memory. A similar effect of phonological similarity was observed in the aphasic patients, while the effects of word length and articulatory suppression were reduced. In control subjects, measures of short-term memory were correlated to measures of motor speech rate only if speech rate was assessed in more complex conditions (such as sentence rather than syllable repetition). There was also evidence of an association of speech impairment and short-term memory deficits in the aphasic patients.


1974 ◽  
Vol 17 (3) ◽  
pp. 426-431 ◽  
Author(s):  
Harry W. Hoemann ◽  
Carol E. Andrews ◽  
Donald V. DeRosa

Thirty-seven deaf and 38 hearing children, ages eight to 12, were tested in a short-term memory task. Special interest focused on the build-up and release of proactive interference (PI). Both groups showed PI when the items were drawn from the same conceptual class of animals. In addition, experimental groups of deaf and hearing subjects showed a release from PI when shifted to a set of items drawn from a different category on the last trial. It was concluded that deaf children encode categorically in short-term memory (suggesting a normally functioning ability to think abstractly and to process information without acoustic mediators).


1969 ◽  
Vol 15 (6) ◽  
pp. 307-308 ◽  
Author(s):  
M. T. Turvey ◽  
J. J. Cremins ◽  
T. Lombardo

1972 ◽  
Vol 24 (4) ◽  
pp. 414-419 ◽  
Author(s):  
Neal E. A. Kroll

Trigrams were presented visually or auditorily and followed by a 12 s retention interval filled with shadowing numbers or letters. Auditory memory letters followed by letter shadowing were recalled less than auditory memory letters followed by number shadowing or visual memory letters followed by either type of shadowing. The latter three conditions did not differ among themselves. An analysis of the recall intrusions suggested that forgetting of auditory memory letters followed by letter shadowing was caused mainly by a confusion between covert rehearsals and shadowing activity, while forgetting in the other three conditions was caused primarily by proactive interference from earlier memory trials.


1976 ◽  
Vol 39 (3) ◽  
pp. 935-944
Author(s):  
Katharine Blick Hoyenga ◽  
James B. Garrett

In two different experiments, one with 23 brain surgery patients and one with 39 college students, proactive interference in short-term memory was evaluated as a function of the recall of the just preceding item in a Brown-Peterson distractor technique. In the first experiment, the probability of an error following an error was .25, and the probability of an error following a correct item was .24. In the second experiment, there was also no significant effect ( p > .05) of either prior item repetition or recall upon recall of the subsequent item, except in the case of prior items having a retention interval of 24 sec. In that case, well-remembered items exerted less proactive interference than items on which an error had been made. The results were evaluated in terms of a theory derived from the selector mechanism proposed for long-term memory (Postman, Stark, & Fraser, 1968).


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