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Related Concept Videos

Introduction to Joints00:58

Introduction to Joints

The adult human body usually has 206 bones, and except for the hyoid bone in the neck, each bone is connected to at least one other bone. Joints are the location where bones come together. Many joints allow for movement between the bones. At these joints, the articulating surfaces of the adjacent bones can move smoothly against each other. However, the bones of other joints may be joined by connective tissue or cartilage. These joints are designed for stability and provide little or no movement.

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Related Experiment Video

Updated: May 21, 2026

Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion
08:19

Asymmetric Walkway: A Novel Behavioral Assay for Studying Asymmetric Locomotion

Published on: January 15, 2016

The dynamics of walking acquisition: a tutorial.

Noël Bonneuil1, Blandine Bril

  • 1Institut National d'Études Démographiques, France.

Infant Behavior & Development
|June 23, 2012
PubMed
Summary
This summary is machine-generated.

This study reveals how infants develop walking patterns by analyzing center of mass acceleration. Gait becomes more regular over time, showing distinct impulse and regulatory foot roles.

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Area of Science:

  • Developmental psychology
  • Dynamical systems theory
  • Biomechanics

Background:

  • Understanding gait development is crucial in developmental psychology.
  • Tracking changes in movement patterns provides insights into motor learning.
  • Differential dynamics offers tools to analyze complex motion patterns.

Observation:

  • First return maps were used to analyze center of mass (CoM) acceleration during infant walking.
  • Data was collected from an infant over the first year of learning to walk.
  • Focus was on antero-posterior and medio-lateral CoM acceleration.

Findings:

  • Gait dynamics were characterized by specific sequences of pendula and quasi-equilibria at different walking experiences.
  • The developmental process showed a progression towards more regular gait patterns.
  • A clear asymmetry was observed between an impulse foot and a regulatory foot.

Implications:

  • This research provides a novel dynamical systems approach to studying infant gait development.
  • The findings highlight the qualitative changes in motor control during early walking.
  • Understanding these developmental trajectories can inform interventions for motor development.