• Title/Summary/Keyword: Sensory organization

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The Effects of Task-Oriented Functional Training on Standing Balance in Stroke Patients (과제 지향적 기능 훈련이 뇌졸중 환자의 균형에 미치는 영향)

  • Kim Jae-wook;Kim Soo-min;Park Rae-joon
    • The Journal of Korean Physical Therapy
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    • v.15 no.4
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    • pp.65-81
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    • 2003
  • The purpose of this study was to investigate the balance of stroke patient appling Task-Oriented Functional training program. Sixteen subjects were recruited from KeiMyung university Dongsan Medical Center inpatient satisfying requirement for this study. They were divided into Task-Oriented Functional training group and Conventional therapy group. They were measured by Sensory organization test and Motor control test items using EquiTest Version 8.0 machine before and after the test. The result of this study were to follow: 1. In Sensory organization test, there were no significant differences in static eguibrium score in both groups(p<.05). 2. In Sensory organization test, there were significant differences in dynamic eguibrium score in both groups(p<.05). 3. In Motor control test, there were significant differences in both groups(p<.05). 4. In exercise group, there were no significant differences in static Sensory organization test(p<.05). 5. In exercise group, there were significant differences in dynamic Sensory organization test(p<.05). 6. In exercise group, there were significant differences in Motor control test(p<.05). 7. In control group, there were no significant differences in static Sensory organization test(p<.05). 8. In control group, there were no significant differences in dynamic Sensory organization test(p<.05). 9. In control group, there were no significant differences in Motor control test(p<.05).

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Developmental Changes of Static Standing Balance and Sensory Organization in Children (정상아동의 정적 균형과 감각통합의 발달)

  • An, Mi-Hee;Yi, Chung-Hwi
    • Physical Therapy Korea
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    • v.15 no.3
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    • pp.1-7
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    • 2008
  • Multi-sensory systems, including the visual, somatosensory, and vestibular ones, are involved in maintaining standing balance. The organization of these sensory systems is as important as the efficiency of each individual system in maintaining optimal balance. The purpose of the present experiment was to investigate the developmental changes in static standing balance and sensory organization under altered sensory conditions. This study involved 64 children (from 4 to 15 years of age) and 17 young adults. The children were divided into four age groups: 4~6, 7~9, 10~12, and 13~15 years. Static standing balance was assessed with the one-leg standing test under four different sensory conditions: the children stood on a firm surface with (1) eyes open or (2) closed, and they stood on a foam surface with eyes (3) open or (4) closed. In balancing ability, the age groups exhibited significant differences. The function of sensory organization for balance control was poorer for the children than for the young adults. The functional efficiency of the somatosensory system of the children aged 7~9 years was at the young adults' level, and the visual function of the children aged 10~12 years had also reached the young adults' level. However, the functional efficiency of the vestibular system of children was significantly lower than that of the young adults, even at the age of 15 years. This may indicate that sensory organization and standing balance are still developing after the age of 15 years.

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Effects of Cooking End-point Temperature and Muscle Part on Sensory 'Hardness' and 'Chewiness' Assessed Using Scales Presented in ISO11036:1994

  • Sasaki, Keisuke;Motoyama, Michiyo;Narita, Takumi;Chikuni, Koichi
    • Asian-Australasian Journal of Animal Sciences
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    • v.26 no.10
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    • pp.1490-1495
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    • 2013
  • Texture and 'tenderness' in particular, is an important sensory characteristic for consumers' satisfaction of beef. Objective and detailed sensory measurements of beef texture have been needed for the evaluation and management of beef quality. This study aimed to apply the sensory scales defined in ISO11036:1994 to evaluate the texture of beef. Longissimus and Semitendinosus muscles of three Holstein steers cooked to end-point temperatures of $60^{\circ}C$ and $72^{\circ}C$ were subjected to sensory analyses by a sensory panel with expertise regarding the ISO11036 scales. For the sensory analysis, standard scales of 'chewiness' (9-points) and 'hardness' (7-points) were presented to the sensory panel with reference materials defined in ISO11036. As a result, both 'chewiness' and 'hardness' assessed according to the ISO11036 scales increased by increasing the cooking end-point temperature, and were different between Longissimus and Semitendinosus muscles. The sensory results were in good agreement with instrumental texture measurements. However, both texture ratings in this study were in a narrower range than the full ISO scales. For beef texture, ISO11036 scales for 'chewiness' and 'hardness' are useful for basic studies, but some alterations are needed for practical evaluation of muscle foods.

The Relationship Between Sensory Organization and Balance in Patients With Hemiplegia (편마비 환자의 균형 기능과 감각조직화)

  • Kim, Jong-Man;Lee, Jeong-Weon;Yi, Chung-Hwi;Roh, Jung-Suk
    • Physical Therapy Korea
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    • v.4 no.3
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    • pp.61-69
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    • 1997
  • The ability to maintain an upright position during quiet standing is a useful motor skill. The Sensory Organization Test (SOT) is a timed balance test that evaluates somatosensory, visual, and vestibular function for maintenance of upright posture. The Fugl-Meyer Sensorimotor Assessment (FMSA) balance subscale is the functional status assessment that indicates amount of assistance needed during various balance tasks. Functional Independence Measure (FIM) is the functional status assessment tool and FIM can be used clinically as an outcome measure. The purpose of this study was to see if the SOT can be used as a evaluation tool to measure hemiplegic patients' balance ability. Thirty-six patients with hemiplegia participated in this study. SOT scores were significantly correlated with FMSA balance scores and FIM scores(p<0.05). However correlation coefficients were not so high (r=0.60, and r=0.51, respectively). Therefore, further study is needed to verify the SOT's usefulness when physical therapists are evaluating for hemiplegic patients' balance ability.

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Availability of Functional Reach Test for Balance Evaluation of the Elderly Through Sensory Organization Test (감각 조직화 검사를 통한 노인의 균형평가를 위한 기능적 뻗기 검사의 유용성)

  • Kim, Yong-Wook;Choi, Houng-Sik;Kim, Tae-Ho
    • Journal of the Korean Society of Physical Medicine
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    • v.6 no.3
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    • pp.293-301
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    • 2011
  • Purpose : The purposes of this study were to investigate the age-related difference in balance ability in the elderly over 65 years and to verify the clinical usefulness of the functional reach test (FRT) for balance evaluation of the elderly through the sensory organization test (SOT). Methods : The subjects were forty-six community dwelling elderly people over 65 years old in order to verify the correlation of balance measures and to compare the balance ability. Balance was measured using the FRT and the six sub-equilibrium scores and the composite equilibrium score of the SOT. Pearson's product correlation coefficient was used to evaluate the relationships among these measurements of balance. Results : There was a significant difference in functional reach by age in the elderly (p<.01). There was a significant negative correlation between the FRT and the age of the elderly (r=-.396, p<.01). There was also significant high positive correlation between the FRT and the eye closed sway surface (EC/SS) (r=.789, p<.01), and composite equilibrium score (r=.548, p<.01) of the SOT. Conclusion : Thus, it is possible to use the FRT as a quantitative measure of balance, rather than the SOT, which is more expensive and complicated to evaluate elderly people. According to the results of this study, the use of the FRT is required clinically to objectively measure the balance of elderly people in the future.

The Improvement of the Balance and Breath Abilities for Mental Retardation by Sensory Integrative Intervention: Single Subject Research (지적장애 아동의 균형과 호흡 기능 향상을 위한 감각통합치료: 개별 실험 연구)

  • Kim, Kyeong-Mi;Hong, Eun-Kyoung
    • The Journal of Korean Academy of Sensory Integration
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    • v.9 no.1
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    • pp.33-44
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    • 2011
  • Objective : Sensory integration is the organization for sensation for use. The purpose of this study is to carry out the sensory integrative intervention for the mental retardation with child and to examine change of child's balance and breath abilities. Methods : The study performed from 25 May to 13 Autumn, 2009. The design is AB design(baseline 3sessions, intervention 21sessions) of single-subject research design. We carried out the sensory integrative intervention(3 sessions per week) for baseline period and the sensory integrative intervention(3 sessions per week) with sensory diet every day for intervention period. Results : The results of the sensory integrative intervention with sensory diet had positive effects for child's breathe and balance. Conclusion : The occupational therapists recognize the effects of the sensory integrative intervention with sensory diet and need to recommend for the family of child with disability.

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Fidelity in Core Principles of Ayres Sensory Integration$^{(R)}$ Intervention: In Clinical Practice (Ayres의 감각통합중재 중심원리에 따른 치료사의 치료수행도 조사)

  • Hong, Eun-Kyoung;Kim, Kyeong-Mi;Chang, Moon-Young
    • The Journal of Korean Academy of Sensory Integration
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    • v.9 no.1
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    • pp.11-20
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    • 2011
  • Purpose : In this study, we tried to know that how the occupational therapists applied the core principles of Ayres's sensory integration(ASI) intervention for clients by using the method of self-assessment. Methods : The study period was from May 2010 to June 2010. The subjects were therapists who use a sensory integration intervention. We letted them to do self-assessment about degree of performing the treatment according to the core principles of ASI by using a questionnaire. Total 66 questionnaires were collected. SPSS for Windows version 15.0 was statistically analyzed. Results : There wasn't anybody without considering the 10 core principles of ASI interventions for children. Therapist's answer(more than 90%) was sometimes, often, always except for the guide self-organization in the 10 core principles of ASI intervention. On the basis of total average score of raw score of 10 core principles of ASI intervention, provide sensory opportunities, provide just-right challenges, collaborate on activity choice, maximize child's success, ensure physical safety, and foster therapeutic alliance showed more than 50 points(T value). The guide self-organization, support optimal arousal, create play context, and arrange room to engage child showed less than 50 points T value. Conclusion : The most effective interventions for sensory integration is the treatment based on the core principles of ASI intervention. According to core principle of ASI intervention, checking the quality of care and increasing the quality of care is needed through performing self-assessment.

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A Study on Control of Posture and Balance (자세와 균형 조절에 관한 연구)

  • Jeong Dong-Hoon;Kwon Hyuk-Cheol
    • The Journal of Korean Physical Therapy
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    • v.11 no.3
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    • pp.23-36
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    • 1999
  • The very definitions of posture and balance have changed, as has our understanding of the underlying neural mechanisms, In rehabilitation science, there awe at least two different conceptual theories to describe the neural control of posture and balance : the reflex/hierarchical theory and system theory. A reflex/hierarchical theory suggests the posture and balance result from hierarchically organized reflex responses triggered by independent sensory systems. The systems approach suggests that action emerges from an interaction of the individual with the task and environment. That is to say, the systems approach implies that the ability to control our body's position in space emerges from a complex interaction of musculoskeletal and neural systems, collectively referred to as the postural control system. The specific organization of postural systems determined both by the functional task and the environment in which it is being performed, The postural control system is divided into three basic functional components for assessment : 1) musculoskeletal components, 2) motor coordination components, and 3) sensory organization components. It is proposed that a systemic functional understanding of human balance is critical to effective programs for balance rehabilitation. Thus, this article briefly reviews the basic functional components to consider in designing treatment plan and for the benefit of the balance assessment.

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Organization of Projections from the Medial Temporal Cortical Areas to the Ventral Striatum in Macaque Monkeys

  • Jung, Yongwook;Hong, Sungwon
    • Animal cells and systems
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    • v.7 no.3
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    • pp.237-248
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    • 2003
  • Recent evidence on behaviors in macaque monkeys indicate that the medial temporal cortical areas such as the entorhinal cortex (EC), perirhinal cortex, and parahippocampal cortex (PHC) are importantly involved in limbic and sensory memory function. Neuroanatomical studies also have demonstrated that the medial temporal cortical areas are connected with the ventral striatum, although comparatively little is known about the precise topography of these connections. We investigated the topographic organization of connections between the medial temporal cortical areas and the ventral striatum by placing retrograde tracers into five different regions of the ventral striatum: the ventromedial caudate nucleus, ventral shell, central shell, dorsal core of the nucleus accumbens (NA), and ventrolateral putamen. We found that the shell of the NA was the main projection site from the medial temporal cortical areas. Within the shell of the NA, there were also differential connections: EC diffusely innervates shell of the NA, while the projections from the perirhinal cortex and PHC concentrate on the ventral shell of the NA. Taken together, it is possible that the ventral shell of the NA is the main integration site of the limbic and sensory memory coming from the EC, perirhinal cortex, and PHC.

Cloning of Xenopus laevis TRPV2 by Gene Prediction

  • Lee, Jung Youn;Shim, Won Sik;Oh, Uhtaek
    • Genomics & Informatics
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    • v.3 no.1
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    • pp.24-29
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    • 2005
  • TRPV2 is a non-specific cation channel expressed in sensory neurons, and activated by noxious heat. Particularly, TRPV2 has six transmembrane domains and three ankyrin repeats. TRPV2 has been cloned from various species such as human, rat, and mouse. Oocytes of Xenopus laevis - an African clawed frog ­have been widely used for decades in characterization of various receptors and ion channels. The functional property of rat TRPV2 was also identified by this oocyte expression system. However, no TRPV2 orthologue of Xenopus laevis has been reported so far. Hence, we have focused to clone a TRPV2 orthologue of Xenopus laevis with the aid of bioinformatic tools. Because the genome sequence of Xenopus laevis is not available until now, a genome sequence of Xenopus tropicalis - a close relative species of Xenopus laevis - was used. After a number of bioinformatic searches in silico, a predicted full-length sequence of TRPV2 orthologue of Xenopus tropicalis was found. Based on this predicted sequence, various approaches such as RT-PCR and 5' -RACE technique were applied to clone a full length of Xenopus laevis TRV2. Consequently, a full-length Xenopus laevis TRPV2 was cloned from heart cDNA.