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Updated: Jun 22, 2026
14:57
Preparation of Acute Hippocampal Slices from Rats and Transgenic Mice for the Study of Synaptic Alterations during Aging and Amyloid Pathology
Published on: March 23, 2011
[Inhibitory process: what evolution after the age of 50?]
Christine Moroni1, Sophie Bayard
1Jeune Equipe 2497: Neuropsychologie et Cognition auditive, Université Nord de France, Villeneuve d'Ascq. Christine.moroni@univ-lille3.fr
Psychologie & Neuropsychiatrie Du Vieillissement
|May 29, 2009
Summary
Aging adults show some decline in inhibitory control, with significant performance variability in those over 81. This decline is more pronounced during demanding tasks requiring careful speed and error analysis.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Gerontology
Background:
- Inhibitory control, a key executive function, often declines with age.
- Understanding age-related changes in inhibition is crucial for cognitive health in older adults.
Purpose of the Study:
- To examine the evolution of inhibitory processes in healthy aging adults.
- To identify age-related patterns and individual differences in inhibition.
Main Methods:
- Utilized a French adaptation of the Victoria Stroop Test.
- Assessed 107 healthy participants aged 50 to 95 years.
- Analyzed task efficiency, speed, and error rates.
Main Results:
- A mild age-related influence on inhibitory process efficiency was observed.
- Significant performance heterogeneity was noted in participants over 81 years old.
- Inhibitory decline was more apparent in tasks demanding strong inhibition and when considering speed-accuracy trade-offs.
Conclusions:
- Inhibitory processes are mildly affected by aging, with considerable individual variability emerging in advanced age.
- Task demands and performance metrics (speed and errors) are critical for detecting age-related inhibitory decline.
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