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Long-term Potentiation

Long-term Potentiation

Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre- and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.

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Social Facilitation

Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.

Long-term Potentiation

Long-term Potentiation

Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.
Hebbian LTP
LTP can occur when presynaptic neurons...

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Related Experiment Video

Updated: Jul 2, 2026

Study Motor Skill Learning by Single-pellet Reaching Tasks in Mice

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Random Practice Enhances Motor Learning in Extroverted Older Women.

Ludmilla G Veigas¹, Cassio M Meira¹

¹School of Arts, Sciences, and Humanities, University of Sao Paulo, Sao Paulo, Brazil.

Experimental Aging Research

|April 12, 2026

Summary

This summary is machine-generated.

Older women

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Published on: July 1, 2019

Area of Science:

Gerontology
Motor Learning
Cognitive Psychology

Background:

Motor learning in older adults is influenced by practice structure and personality traits.
Contextual interference (CI) theory and arousal regulation suggest introversion/extraversion may moderate practice effects.
Individual differences in personality traits can impact motor skill acquisition.

Purpose of the Study:

To investigate if personality traits (introversion vs. extraversion) moderate the effect of practice structure (blocked vs. random) on motor learning in older women.
To understand how personality interacts with different practice schedules for motor skill development in aging individuals.

Main Methods:

Forty-eight women (mean age 68) were classified as introverted or extroverted.
Participants performed golf putting tasks using blocked or random practice schedules.
Performance was evaluated across pretest, acquisition, transfer, and retention phases.

Main Results:

Extroverted women using random practice schedules showed better delayed transfer performance.
This finding contrasts with studies on younger adults, indicating age-related differences.
Aging may modify the interplay between personality and contextual interference.

Conclusions:

Motor learning interventions for older adults should consider personality traits and practice structures.
Individualized approaches are crucial for optimizing motor learning in aging populations.
Future research should explore lifespan-sensitive strategies for motor skill enhancement.