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Published on: August 8, 2019
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Neural correlates of grasping.
Luca Turella1, Angelika Lingnau2
1Center for Mind/Brain Sciences (CIMeC), University of Trento Trento, Italy.
Frontiers in Human Neuroscience
|September 25, 2014
Summary
Prehension involves reaching and grasping objects. Recent research advances our understanding of how the brain, particularly the dorsal stream, represents these actions and their integration.
Area of Science:
- Neuroscience
- Motor Control
- Cognitive Science
Background:
- Prehension, the ability to reach and grasp, is crucial for object interaction.
- Recent advancements have significantly improved our understanding of prehension's neural representation in the dorsal stream.
- While grasp-related neural nodes are well-studied, the integration of reaching and grasping remains less understood.
Purpose of the Study:
- To provide an updated overview of recent developments in the neural coding of prehension.
- To explore the integration of reaching and grasping within the dorsal stream.
- To link functional data with lesion studies to understand causal roles in prehension.
Main Methods:
- Review of current literature on prehension.
- Description of brain regions involved in grasping in humans and monkeys.
- Analysis of lesion studies to infer causal relationships.
Main Results:
- Significant progress has been made in understanding grasp-related neural coding.
- Emerging evidence suggests specific regions within the dorsal stream are involved in integrating reaching and grasping.
- Lesion studies provide insights into the causal roles of these neural nodes.
Conclusions:
- The neural basis of prehension, especially the integration of reaching and grasping, is becoming clearer.
- Future research directions are proposed to further elucidate the neural mechanisms underlying prehension movements.
