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- W2969118049 abstract "Abstract Brain asymmetry is inherent to cognitive processing and seems to reflect processing efficiency. Lower frontal asymmetry is often observed in older adults during memory retrieval, yet it is unclear whether lower asymmetry implies an age-related increase in contralateral recruitment, whether less asymmetry reflects compensation, is limited to frontal regions, or predicts neurocognitive stability or decline. We assessed age-related differences in asymmetry across the entire cerebral cortex, using functional magnetic resonance imaging data from 89 young and 76 older adults during successful retrieval, and surface-based methods allowing direct homotopic comparison of activity between cortical hemispheres . An extensive left-asymmetric network facilitated retrieval in both young and older adults, whereas diverse frontal and parietal regions exhibited lower asymmetry in older adults. However, lower asymmetry was not associated with age-related increases in contralateral recruitment but primarily reflected either less deactivation in contralateral regions reliably signaling retrieval failure in the young or lower recruitment of the dominant hemisphere—suggesting that functional deficits may drive lower asymmetry in older brains, not compensatory activity. Lower asymmetry predicted neither current memory performance nor the extent of memory change across the preceding ~ 8 years in older adults. Together, these findings are inconsistent with a compensation account for lower asymmetry during retrieval and aging." @default.
- W2969118049 created "2019-08-22" @default.
- W2969118049 creator A5001262243 @default.
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- W2969118049 creator A5085286450 @default.
- W2969118049 date "2019-08-13" @default.
- W2969118049 modified "2023-10-13" @default.
- W2969118049 title "Age-Related Differences in Functional Asymmetry During Memory Retrieval Revisited: No Evidence for Contralateral Overactivation or Compensation" @default.
- W2969118049 cites W1528447950 @default.
- W2969118049 cites W1847168837 @default.
- W2969118049 cites W1903557251 @default.
- W2969118049 cites W1964457042 @default.
- W2969118049 cites W1967083130 @default.
- W2969118049 cites W1973184578 @default.
- W2969118049 cites W1977031758 @default.
- W2969118049 cites W1978382359 @default.
- W2969118049 cites W1979880962 @default.
- W2969118049 cites W1982109680 @default.
- W2969118049 cites W1982668807 @default.
- W2969118049 cites W1984167936 @default.
- W2969118049 cites W1990300812 @default.
- W2969118049 cites W1992842030 @default.
- W2969118049 cites W1994048043 @default.
- W2969118049 cites W1994184572 @default.
- W2969118049 cites W1996189276 @default.
- W2969118049 cites W1998185086 @default.
- W2969118049 cites W2000539875 @default.
- W2969118049 cites W2002110998 @default.
- W2969118049 cites W2005359670 @default.
- W2969118049 cites W2006233980 @default.
- W2969118049 cites W2010217187 @default.
- W2969118049 cites W2012437345 @default.
- W2969118049 cites W2012795616 @default.
- W2969118049 cites W2014550466 @default.
- W2969118049 cites W2015167727 @default.
- W2969118049 cites W2018907095 @default.
- W2969118049 cites W2019370496 @default.
- W2969118049 cites W2020044743 @default.
- W2969118049 cites W2020811750 @default.
- W2969118049 cites W2020827799 @default.
- W2969118049 cites W2021112613 @default.
- W2969118049 cites W2022274287 @default.
- W2969118049 cites W2027116979 @default.
- W2969118049 cites W2032068910 @default.
- W2969118049 cites W2032338157 @default.
- W2969118049 cites W2036007028 @default.
- W2969118049 cites W2038578382 @default.
- W2969118049 cites W2039100706 @default.
- W2969118049 cites W2045334960 @default.
- W2969118049 cites W2046037140 @default.
- W2969118049 cites W2046560435 @default.
- W2969118049 cites W2049161753 @default.
- W2969118049 cites W2051949306 @default.
- W2969118049 cites W2052615191 @default.
- W2969118049 cites W2056187832 @default.
- W2969118049 cites W2058227754 @default.
- W2969118049 cites W2059217700 @default.
- W2969118049 cites W2061195971 @default.
- W2969118049 cites W2061358809 @default.
- W2969118049 cites W2062773748 @default.
- W2969118049 cites W2064332253 @default.
- W2969118049 cites W2067495470 @default.
- W2969118049 cites W2070069429 @default.
- W2969118049 cites W2076828848 @default.
- W2969118049 cites W2079082269 @default.
- W2969118049 cites W2079864148 @default.
- W2969118049 cites W2080649955 @default.
- W2969118049 cites W2081164888 @default.
- W2969118049 cites W2083956595 @default.
- W2969118049 cites W2087484885 @default.
- W2969118049 cites W2087807701 @default.
- W2969118049 cites W2088153743 @default.
- W2969118049 cites W2089725106 @default.
- W2969118049 cites W2092674028 @default.
- W2969118049 cites W2093582092 @default.
- W2969118049 cites W2094455662 @default.
- W2969118049 cites W2095108774 @default.
- W2969118049 cites W2096556064 @default.
- W2969118049 cites W2099420700 @default.
- W2969118049 cites W2099886355 @default.
- W2969118049 cites W2101160915 @default.
- W2969118049 cites W2101608218 @default.
- W2969118049 cites W2104163310 @default.
- W2969118049 cites W2104897414 @default.
- W2969118049 cites W2105306137 @default.
- W2969118049 cites W2109287405 @default.
- W2969118049 cites W2110208125 @default.
- W2969118049 cites W2110437310 @default.
- W2969118049 cites W2110915523 @default.
- W2969118049 cites W2112400807 @default.
- W2969118049 cites W2113319997 @default.
- W2969118049 cites W2117800611 @default.
- W2969118049 cites W2118366819 @default.