Sensory feedback in human posture control

by Lewis Michael Nashner

Publisher: Man-Vehicle Laboratory, Center for Space Research, Massachusetts Institute of Technology in Cambridge, MA

Written in English
Published: Pages: 198 Downloads: 884
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  • Posture.,
  • Human mechanics.,
  • Biological control systems -- Mathematical models.

Edition Notes

Statementby Lewis Michael Nashner.
ContributionsMassachusetts Institute of Technology. Man-Vehicle Laboratory.
The Physical Object
Paginationxii, 198 p. :
Number of Pages198
ID Numbers
Open LibraryOL21175181M

This collection of contributions on the subject of the neural mechanisms of sensorimotor control resulted from a conference held in Cairns, Australia, September , While the three of us were attending the International Union of Physiological Sciences (IUPS) . Neural control of limb movement relies extensively upon the interactions between sensory feedback and motor activation in order to execute functional movement. Sensory receptors are pervasive, and are located in muscles, joints, and skin. These receptors supply information regarding muscle force.   title = "A multisensory posture control model of human upright stance", abstract = "We present a multisensory postural control model based on experiments where the balance in normal subjects and vestibular loss patients was perturbed by application of external torque produced by force-controlled pull by: The sensory feedback of feet remains out of the mainstream health discourse despite being a critical component of posture and movement. This article explores the neurology of the feet to help readers grasp its value in chronic pain resolution and performance optimization.

Allum, J. et al. () Proprioceptive control of posture: a review of new concepts. Gait and Posture, 8, p. – Aman, J. et al. () The effectiveness of proprioceptive training for improving motor function: a systematic review. Frontiers in Human Neuroscience, 8 p. assumption that the control is based to a large ex-tent on a sensory negative feedback mechanism (e.g. Johansson and Magnusson, ; Fitzpatrick et al., ). We conceptualized the physical stimuli,which challenge body equilibrium of an upright standing human, as consisting of the following. (1) Force field due to gravity. feedback, arrangement for the automatic self-regulation of an electrical, mechanical, or biological system by returning part of its output as input. A simple example of feedback i.   Vernon Mountcastle's book, The Sensory Hand, nevertheless, comes in a tradition that commenced with Sir Charles Bell's Bridgewater Treatise of (The Hand its Mechanism and Vital Endowments as Evincing Design), a pre-Darwinian perspective on the place of the forelimb appendage in the broader economy of by: 2.

mechanisms underlying postural control. Keywords: posture, balance, falls, sensory Perspectives on postural control shape assessment and rehabilitation of balance Our assumptions concerning how balance is controlled shape how we assess and treat balance disorders [1–3]. For example, balance control was once assumed to consist of a set ofFile Size: KB. Stability and mobility in functional motor activities depend on a precise regulation of phasic and tonic muscular activity that is carried out automatically, without conscious awareness. The sensorimotor control of posture involves a complex integration of multisensory inputs that results in a final motor adjustment process. All or some of the components of this system may be Cited by: Control of simple arm movements in the elderly (S.H. Brown). Slowness, variability, and modulations of gait in healthy elderly (A.-M. Ferrandez, M. Durup, F. Farioli). Aging and coordination from the dynamic pattern perspective (L.S. Greene, H.G. Williams). Posture control and muscle proprioception in the elderly (L. Hay).

Sensory feedback in human posture control by Lewis Michael Nashner Download PDF EPUB FB2

Colum D. MacKinnon, in Handbook of Clinical Neurology, Sensory systems and reflex pathways for reactive postural control.

Sensory feedback from the visual, vestibular, and somatosensory systems provides information to the nervous system that is used to establish an internal schema of the orientation and motion of the body and its relationship to the external. Sensory Feedback in Human Posture Control.

by means of classic feedback control systems. The study of human behaviour in postural control reveals the existence of an anticipative component for. Sensory-Motor Control. Sensorimotor control is best thought of as a complex, highly integrated process involving thousands of ensembles of sensory information from the periphery that are processed by a network of neurons, interneurons, and CNS centers that use an equally complex system of pathways and neurons to activate muscles and produce coordinated movement.

AGE-RELATED CHANGES IN HUMAN POSTURE CONTROL: SENSORY ORGANIZATION TESTS RJ. Peterka, PhO,* and F.O. Black, MO Good Samaritan Hospital and Medical Center, R. Dow Neurological Sciences Institute, and Department of Neuro-otology, Portland, OR Reprint address: Robert J.

Peterka, Dept of Neuro-otology, N Definition. Postural control is defined as achievement, maintenance or regulation of balance during any static posture or dynamic activity for the regulation of stability and orientation. The interaction of the individual with the task and the environment develops postural control.

Stability refers to maintenance of the centre of mass within the base of support while orientation refers. SENSORY FEEDBACK IN HUMAN POSTURE CONTROL by Lewis Michael Nashner Submitted to the Department of Aeronautics and Astronautics, Massachusetts Institute of Technology, on May 4,in partial fulfillment of the requirements for the degree of Doctor of Science.

ABSTRACT Current models for physiological components and a. Sensory Feedback in the Control of Posture and Locomotion: Fundamental Concepts and New Directions Chapter June with 57 Reads How we measure 'reads'.

Posture control, for instance, is a task of the cerebellum that requires feedback from the body’s somatosensory system and is relatively slow in comparison to e.g. the vestibulo-ocular reflex (VOR), which requires feedforward control. Day BL, Guerraz M, Cole J. Sensory interactions for human balance control revealed by galvanic vestibular stimulation.

Adv Exp Med Biol. ; – [Google Scholar] Day BL, Severac Cauquil A, Bartolomei L, Pastor MA, Lyon IN. Human body-segment tilts induced by galvanic stimulation: a vestibularly driven balance protection by: sensorimotor control of movement and posture Download sensorimotor control of movement and posture or read online books in PDF, EPUB, Tuebl, and Mobi Format.

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feedback [fēd´bak] the return of some of the output of a system as input so as to exert some control in the process. Feedback controls are a type of self-regulating mechanism by which certain activities are sustained within prescribed ranges.

For example, the serum concentration of oxygen is affected in part by the rate and depth of respirations and. The basic approach for studying the sensory control of posture activity and sensory interaction in this control is attenuation, deformation or interruption of the sensory inflow.

Another approach for studying the posture control is to add supplementary information about body position and body oscillations via a sensory : G. Gantchev, P. Gatev, N. Tankov, N. Draganova, S. Dunev, D. Popivanov. Humanoid robot dynamic walking is seriously affected by the initial home posture (walking ready posture).

If the initial home posture is not accurate, the robot may fall down during walking despite using robust walking control algorithm. Moreover, the initial home posture of a real physical robot is slightly different at every setting because the zero position of the joint is not Cited by: There is some question as to whether feedback alone is sufficient for human postural control [5, 19], although recent studies have shown that a postural control strategy based solely on sensory feedback can account for experimental findings involving a variety of proprioceptive, visual, and vestibular perturbations to postural control [2, 22, 24].Cited by: Biofeedback Systems for Human Postural Control for the control of posture.

When sensory information is inadequate, such as in vestibular and visual senses. The importance of sensory feedback is evident, for example, from the sway increase occurring when sensory information becomes unavailable during simple quiet stance.

In fact, during. the main sensory cues involved in human balancing stem from visual, vestibular, and proprioceptive systems (Horak and Macpherson ).The relative contribution of each sensory system changes depending on environmental conditions, a phenomenon referred to as “sensory reweighting” (Nashner and Berthoz ).Peterka () showed that human sway response Cited by: other hand, proactive control will require either volun- tarily initiated internal perturbations (such as raising an arm) or anticipatory well-learnt perturbations (such as is experienced many times over the walking cycle).

Three major sensory systems are involved in balance and posture. Human gait refers to locomotion achieved through the movement of human limbs. Human gait is defined as bipedal, biphasic forward propulsion of center of gravity of the human body, in which there are alternate sinuous movements of different segments of the body with least expenditure of energy.

Different gait patterns are characterized by differences in limb-movement patterns. True or False: when human movements are disrupted slightly, subtle corrections for these disturbances can be made without a person's awareness (i.e.

unconsciously) TRUE Older adults (>65 years of age) tend to fall and injure themselves more often than younger persons. Children usually have a cluster of symptoms that reflect dysfunction in CNS processing of sensory input.

-Leads to disorganized, maladaptive interactions with people and objects in the environment. -produces distorted internal sensory feedback, which reinforces the problem Therefore, interferes with occupations. Control of Human Head Posture -- Simple Model of Sensory Interaction in Human Postural Control -- Efforts to Quantify Adaptation in Modeling of Postural Control -- Central Vestibular Disorders of the Roll Plane -- Posture Maintenance following Sensory Stimulation in Subjects with Normal and Defective Vestibular Function -- late responses to their sensory feedback.

In general, sensory feedback from a response will be indicated by a capital S connected to R by a solid line, with both letters having the same subscript, for example, RA-SA.

A lowercase symbol bearing the same sub- script, for example, s~, will indicate a covert process representing this sensory Size: KB.

Humans have to acquire postural robustness to maintain stability against internal and external perturbations. Human standing has been recently modelled using an intermittent feedback control.

Keywords: Feedback control, feedforward control, motor control, postural control, Human motor control can be divided schematically into three different co-operating levels (see Figure 1).

The highest level is planning of the movement, the lowest level is Sensory-Motor Posture Control in Lumbar Disorders - V. Leinonen. The present volume is a summary of the papers presented at the symposium "Sensory Interaction in Posture and Movement Control" that was held at Smolenice Castle near Bratislava, Slovakia, as a Satellite Symposium to the ENA Meeting in Vienna.

summation process of several sensory inputs through a parallel sensory feedback in the human posture control system. Key words: human posture, vestibular stimulation, muscle vibration, stabilometry.

Introduction Vertical body orientation during stance is under the multisensory control from vestibular, visual and somatosensory system. SOMATIC EDUCATION is the use of sensory-motor learning to gain greater voluntary control of ones physiological process.

It is "somatic" in the sense that the learning occurs within the individual as an internalized process. In its purity, somatic education is. Effective sensory feedback for stable posture control is essential for bipedal locomotion. In order to minimize the modelling errors and disturbances, this paper presents an effective sensory system and an alternative approach in generating a stable Centre-of-Mass (CoM) trajectory by using an observer-based augmented model predictive control Cited by: 3.

In former studies, the human posture control was researched by Nashner[1] and Bottaro[2]. In these studies, however, changes in muscular activity that resulted from changes with sensory inputs integration were not discussed clearly.

In other some resources, the posture controls with the different sensory inputs are. Figure 1.A simplified feedback control model of postural control, including sensory weighting and torque feedback.

For the data and analysis we present here, we considered (A) a visual-stimulus with a stationary surface and (B) a surface-stimulus with eyes closed.

The model for the surface-stimulus condition (W vis = 0) is indicated by the solid lines in the by: 2. ISBN: OCLC Number: Notes: Proceedings of an International Symposium on Sensory Interaction in Posture and Movement Control, held Septemberin Smolenice, Slovakia, as a satellite symposium to the European Neuroscience Association meeting of T.p.

verso.Motor Learning and Control for Dance is the first textbook to blend dance science, somatic practices, and pedagogy and address motor learning theory from a dance perspective. It focuses on motor development, motor control, and motor learning while showcasing principles and practices for students and teachers.Human sensory reception, means by which humans react to changes in external and internal environments.

Ancient philosophers called the human senses “the windows of the soul,” and Aristotle described at least five senses—sight, hearing, smell, taste, and touch. Aristotle’s influence has been so enduring that many people still speak of the five senses as if there were .