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Related Concept Videos

Three-Dimensional Force System01:30

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In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
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Updated: Jun 25, 2026

Force and Position Control in Humans - The Role of Augmented Feedback
06:31

Force and Position Control in Humans - The Role of Augmented Feedback

Published on: June 19, 2016

The implications of force feedback for the lambda model.

Richard Nichols1, Kyla T Ross

  • 1Department of Biomedical Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USA. trn@gatech.edu

Advances in Experimental Medicine and Biology
|February 21, 2009
PubMed
Summary
This summary is machine-generated.

Muscle length and force feedback are crucial for motor coordination. Length feedback simplifies muscle behavior, while force feedback modulates joint stiffness and coordination during locomotion.

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Last Updated: Jun 25, 2026

Force and Position Control in Humans - The Role of Augmented Feedback
06:31

Force and Position Control in Humans - The Role of Augmented Feedback

Published on: June 19, 2016

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior
09:49

Methods to Explore the Influence of Top-down Visual Processes on Motor Behavior

Published on: April 16, 2014

Area of Science:

  • Neuroscience
  • Biophysics
  • Motor Control

Background:

  • Muscle properties are complex and nonlinear.
  • Motor coordination relies on intricate feedback mechanisms.

Purpose of the Study:

  • To elucidate the distinct roles of muscle length and force feedback in motor coordination.
  • To investigate the mechanisms of excitatory and inhibitory force feedback in locomotion.

Main Methods:

  • Analysis of muscle feedback systems during locomotion.
  • Examination of the effects of feedback on muscle properties and joint coordination.

Main Results:

  • Length feedback simplifies muscle behavior and aids in modulating joint stiffness.
  • Excitatory force feedback enhances muscular force and stiffness, reinforcing joint coordination.
  • Inhibitory force feedback promotes interjoint coordination and influences activation thresholds.

Conclusions:

  • Muscle length and force feedback are distinct yet essential components of motor control.
  • Feedback systems, rather than being solely controlled, actively influence movement parameters like activation threshold.
  • Actuators for movement involve feedback-linked muscle systems receiving external neural control signals.