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Origins of the proprioceptive function of vision: visual control of posture in one day old domestic chicks
1Department of Psychology, University of Stirling, Scotland.
Perception
|January 1, 1991
Insights
Newly hatched chicks, like human infants, use visual flow for bipedal posture control. This suggests shared developmental origins for maintaining balance and upright stance.
Area of Science:
- Developmental neuroscience
- Comparative physiology
- Motor control
Background:
- Postural control is crucial for upright locomotion.
- Visual information plays a significant role in developing balance.
- Domestic chicks and human infants offer models for studying early motor development.
Purpose of the Study:
- To investigate the role of visual flow in the postural control of newly hatched chicks.
- To compare the visual-proprioceptive mechanisms of postural control in chicks and human infants.
- To explore the developmental implications of similarities in visual-based postural control.
Main Methods:
- Observation of bipedal posture in domestic chicks.
- Analysis of visual information processing at the retina.
- Comparative analysis with human infant motor development studies.
Main Results:
- Domestic chicks utilize retinal visual flow to regulate upright bipedal posture.
- A functional similarity exists in the proprioceptive role of vision between chicks and human infants.
- This visual reliance is present early in the development of postural control.
Conclusions:
- The findings suggest that visual flow is a fundamental component of early postural control, conserved across species.
- The study highlights the importance of visual feedback in the development of balance and upright stance.
- Understanding these mechanisms in chicks can provide insights into human motor development and potential therapeutic targets.
Abstract:
Recently hatched domestic chicks control their upright bipedal posture, at least in part, with respect to the flow of visual information at the retina, as do human infants when they first acquire control of the head, of sitting, and of standing. Some implications of the similarity of the proprioceptive function of vision in chicks and in humans for the origins and development of postural control are discussed.