• Title/Summary/Keyword: Sensory Studies

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A Systematic Review of Praxis Function With Children: Based on Sensory Integration (아동의 실행기능 평가도구에 대한 체계적 고찰: 감각통합기반중심으로)

  • Shin, Ye-Na;Park, Ji-Hyuck;Ahn, Si-Nae
    • The Journal of Korean Academy of Sensory Integration
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    • v.15 no.1
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    • pp.46-59
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    • 2017
  • Objective : This study is to analyze the current trends of research and the subject and method of assessments used in praxis functions through a systematic review. Methods : Through the PubMed, Proquest, and Google database, research articles from January of 1985 through April of 2016 were searched. The keywords used for this search were "praxis AND (validity OR reliability) AND (assessment OR test) AND (preschooler OR child)". Additionally, the name for the assessments from the previous review studies of praxis function assessments was searched. In the end, 14 papers were chosen and 8 assessments that were used in these papers were analyzed. Results : Among the final 14 papers, 10 studies (71.4%) were level III (non-randomized one group) which was the largest number in this review, followed by 4 studies (28.6%) with level II (non-randomized two groups). There was no RCT study which is the level of evidence of the level I research. The results for the analysis of the subjects' age of the final 8 assessments that were chosen showed that most of the praxis function assessments were developed for children. There were 6 assessments of which their reliability and validity were verified and other 2 assessments of which their reliability and validity were not both verified. Conclusion : This study proposes the current trends of research of praxis function assessments. The study's significance is that it provides a research evidence when choosing and utilizing assessments for the children.

Optimization of Jelly Made with Rubus coreanus (Bokbunja) Using Response Surface Methodology

  • Joo, Na-Mi;Lee, Sun-Mee;Jeong, Hee-Sun
    • Preventive Nutrition and Food Science
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    • v.14 no.2
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    • pp.148-155
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    • 2009
  • The purpose of this study was to find new applications for Rubus coreanus and to produce new products. Jelly prepared with Rubus coreanus was studied and analyzed with regard to its composition, rheology and sensory evaluation. The technique of response surface methodology was used to analyze the results, which showed 16 experimental points including 2 replicates for Rubus coreanus juice, gelatin and sucrose. Rheological characteristics such as lightness, redness, yellowness and hardness, springness, chewiness and gumminess were shown to be significant, and these were mostly influenced by the content of Rubus coreanus juice. Significant sensory characteristics such as color, flavor, transparency, taste and the overall quality were also found to be greatly influenced by Rubus coreanus juice and gelatin in general. Based on the overlapping categories of factors that satisfied all sensory categories, the maximally optimized point was taken as the middle point. This value was determined to be 43.28 g of Rubus coreanus juice and 9.19 g of gelatin for every 140.00 g of sucrose.

Formulation and Sensory Evaluation of Granule and Tablet from Lotus Rhizome(Nelumbo nucifera Rhizome)

  • Karki, Rajendra;Bang, Kyu-Ho;Kim, Dong-Wook
    • Korean Journal of Plant Resources
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    • v.21 no.1
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    • pp.103-109
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    • 2008
  • Nelumbo nucifera root(NNR) is used to clear summerheat(暑熱), bear Yang(陽) upwards and stop bleeding as mentioned in traditional Korean medicine. Also, it has been known that NNR is effective for lowering blood pressure and hyperlipidemia. The rhizome is considered to be nutritive, demulcent, diuretic and cholagogue and is used to treat piles, dyspepsia and diarrhea. An increasingly growing market for nutraceuticals and functional foods has triggered the study on natural sources for nutraceuticals, health foods and functional foods. But rhizome was inconvenient to formulate liquid dosage form(extract) by way of hot water because of its limited storage. Also the majority of the consumers have a complaint against the dosage. The purpose of this study was to develop the functional materials from NNR without side effects. We formulated the solid dosage form viz tablet and granule from the lotus root. Sensory evaluation was performed in terms of smell, taste, color and overall of lotus root and all colored forms(brown, dark brown, light green and yellow) of tablet and granule to evaluate the acceptability of the formulated tablets and granules. In sensory evaluation, among the formulated tablets and granules, light green granules obtained best score overall and yellow tablets showed the overall improved acceptability. In conclusion, lotus rhizome could be recommended as functional food. Further studies to clarify bioactive functions of Nelumbo nucifera in experimental animal model on atopic dermatitis are in progress.

An Analytic Study on the Processing Quality and Flavor Preference of Spelt Wheat Bread (스펠트 밀을 이용한 기능성 식빵의 관능특성 및 기호도 분석)

  • Lee, Seon-Gu
    • Culinary science and hospitality research
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    • v.23 no.3
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    • pp.100-110
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    • 2017
  • The purpose of this study is to investigate the sensory characteristics and preference of Spelt white bread and to examine its market potential. For this purpose, the sensory characteristics of Spelt flour dough was analyzed and a questionnaire survey was conducted on the general public to grasp the preference and repurchase intention of Spelt bread. As a result of this study, the sensory characteristics of Spelt wheat dough showed that the fermentation rate was slightly higher than that of general wheat flour and the Spelt flour dough was more slightly acidic than that of general wheat flour. The result of this survey showed that Spelt flour bread had a comparative advantage in terms of digestibility, flavor and overall favorability compared to general wheat flour. For the repurchase intentions for Spelt flour bread, it was found that the intentions to buy it for health and as gifts was high. Based on this research, I expect that the studies about marketing strategy with Spelt flour bread will be done along with the development of various products.

Neuroanatomical Comparative Studies on the Motor and Sensory Neurons Associated with Cheonji(PC1) in the Rats (흰쥐에서 천지(PC1)와 관련된 운동신경과 감각신경의 분포영역에 대한 신경해부학적 연구)

  • Lee, Sun-Ho;Lee, Chang-Hyun;Lee, Sang-Ryong
    • Korean Journal of Acupuncture
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    • v.32 no.3
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    • pp.136-143
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    • 2015
  • This study was performed to comparative investigate the distribution of primary sensory and motor neurons associated with Cheonji(PC1) acupoint by using neural tracing technique. A total 4 SD rats were used in the present study. After anesthesia, the rats received microinjection of $6{\mu}l$ of cholera toxin B subunit(CTB) into the corresponding sites of the acupoints Cheonji(PC1) in the human body for observing the distribution of the related primary sensory neurons in dorsal root ganglia(DRGs) and motor neurons in the spinal cord(C3~T4) and sympathetic ganglia. Three days after the microinjection, the rats were anesthetized and transcardially perfused saline and 4% paraformaldehyde, followed by routine section of the DRGs, sympathetic chain ganglia(SCGs) and spinal cord. Labeled neurons and nerve fibers were detected by immunohistochemical method and observed by light microscope equipped with a digital camera. The labeled neurons were recorded and counted. From this research, the distribution of primary sensory and motor neurons associated with Cheonji(PC1) acupoints were concluded as follows. Muscle meridian related Cheonji(PC1) are controlled by spinal segments of C5~T1, C6~T4, respectively.

Studies on Physical and Sensory Properties of Premium Vanilla Ice Cream Distributed in Korean Market

  • Choi, Mi-Jung;Shin, Kwang-Soon
    • Food Science of Animal Resources
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    • v.34 no.6
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    • pp.757-762
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    • 2014
  • The object of this study was to investigate the difference in physical and sensory properties of various premium ice creams. The physical properties of the various ice creams were compared by manufacturing brand. The water contents of the samples differed, with BR having the highest value at 60.5%, followed by NT and CS at 57.8% and 56.9%, respectively. The higher the water content, the lower Brix and milk fat contents in all samples. The density of the samples showed almost similar values in all samples (p>0.05). The viscosity of each ice cream had no effect on the water content in any of the brands. Before melting of the ice cream, the total color difference was dependent on the lightness, especially in the vanilla ice cream, owing to the reflection of light on the surface of the ice crystals. The CS product melted the fastest. In the sensory test, CS obtained a significantly higher sweetness intensity score but a lower score for color intensity, probably due to the smaller difference in total color, by which consumers might consider the color of CS as less intense. From this study, the cold chain system for ice cream distribution might be important to decide the physical properties although the concentration of milk fat is key factor in premium ice cream.

A Framework for Building Reconstruction Based on Data Fusion of Terrestrial Sensory Data

  • Lee, Impyeong;Choi, Yunsoo
    • Korean Journal of Geomatics
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    • v.4 no.2
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    • pp.39-45
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    • 2004
  • Building reconstruction attempts to generate geometric and radiometric models of existing buildings usually from sensory data, which have been traditionally aerial or satellite images, more recently airborne LIDAR data, or the combination of these data. Extensive studies on building reconstruction from these data have developed some competitive algorithms with reasonable performance and some degree of automation. Nevertheless, the level of details and completeness of the reconstructed building models often cannot reach the high standards that is now or will be required by various applications in future. Hence, the use of terrestrial sensory data that can provide higher resolution and more complete coverage has been intensively emphasized. We developed a fusion framework for building reconstruction from terrestrial sensory data, that is, points from a laser scanner, images from digital camera, and absolute coordinates from a total station. The proposed approach was then applied to reconstructing a building model from real data sets acquired from a large complex existing building. Based on the experimental results, we assured that the proposed approach cam achieve high resolution and accuracy in building reconstruction. The proposed approach can effectively contribute in developing an operational system producing large urban models for 3D GIS with reasonable resources.

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Nerve conduction studies: basic principal and clinical usefulness

  • Ahn, Suk-Won;Yoon, Byung-Nam;Kim, Jee-Eun;Seok, Jin Myoung;Kim, Kwang-Kuk;Lim, Young Min;Kwon, Ki-Han;Park, Kee Duk;Suh, Bum Chun;Korean Society of Clinical Neurophysiology Education Committee
    • Annals of Clinical Neurophysiology
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    • v.20 no.2
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    • pp.71-78
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    • 2018
  • Nerve conduction study (NCS) is an electrophysiological tool to assess the overall function of cranial and peripheral nervous system, therefore NCS has been diagnostically helpful in the identification and characterization of disorders involving nerve roots, peripheral nerves, muscle and neuromuscular junction, and are frequently accompanied by a needle Electromyography. Furthermore, NCS could provide valuable quantitative and qualitative results into neuromuscular function. Usually, motor, sensory, or mixed nerve studies can be performed with using NCS, stimulating the nerves with the recording electrodes placed over a distal muscle, a cutaneous sensory nerve, or the entire mixed nerve, respectively. And these findings of motor, sensory, and mixed nerve studies often show different and distinct patterns of specific abnormalities indicating the neuromuscular disorders. The purpose of this special article is to review the neurophysiologic usefulness of NCS, to outline the technical factors associated with the performance of NCS, and to demonstrate characteristic NCS changes in the setting of various neuromuscular conditions.

Automatic Nerve Activity to Physiologic Response in Adult With Psychiatric Disorder: A Systemic Review (성인 정신장애의 청각자극에 따른 생리학적 반응 측정에 대한 체계적 고찰)

  • Jung, Hye-Rim;Kim, Kyeong-Mi
    • The Journal of Korean Academy of Sensory Integration
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    • v.9 no.1
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    • pp.45-52
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    • 2011
  • Objective : The aim of this study was to provide the method to measure physiologic response using equipments and auditory stimulation, and the physiologic response features of adult psychiatric disorders through a systemic review. Methods : The systemic review was executed using PubMed. The key words for search were "auditory stimulation, auditory startle, electromyograph, skin conductance, heart rate, psychiatric disorder, anxiety disorder, schizophrenia, depression". 8 studies were used for data analysis, and all of levels of evidence were level II. The substances of the review were subject(population), auditory stimulation, measure equipments and physiologic response features of psychiatric disorder. Results : 1. The subjects for the studies were anxiety disorder(4) and schizophrenia(4). 2. Auditory stimulation was used in 8 studies and visual stimulation with auditory stimulation was used in 2 studies to induce physiologic response. 3. Every study used electromyograph, and skin conductance was used in 2 studies and heart rate was used in 2 studies with electromyograph to measure physiologic response. 4. The subjects for the studies, schizophrenia and anxiety disorder(PTSD, OCD) have different physiologic response features with the normal control group. Conclusion : All studies used simple tones as an auditory stimulation and electromyograph to measure physiologic response. Psychiatric disorders indicated larger response, shorter and delayed habituation. The objective and systematic study using physiologic measure to investigate the sensory feature of psychologic disorders.

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Clinical and Electrophysiological Features of the Patients with POEMS Syndrome (POEMS 증후군의 임상적, 전기생리학적 특성)

  • Min, Joo-Hong;Hong, Yoon-Ho;Lee, Kwang-Woo
    • Annals of Clinical Neurophysiology
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    • v.6 no.1
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    • pp.14-19
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    • 2004
  • Backgrounds and objectives: POEMS (polyneuropathy, organomegaly, endocrinopathy, M protein, and skin changes) syndrome is the rare cause of polyneuropathy. Although the polyneuropathy is essential for the diagnosis of the disease, the pattern of electrodiagnostic abnormalities has not been characterized in detail. The purpose of this study was to elucidate the features of nerve conduction abnormalities in POEMS syndrome. Methods: We reviewed the medical records and nerve conduction studies (NCS) of 12 consecutive patients with POEMS. Results: A total of 68 motor and 46 sensory nerves were examined. Compound muscle action potentials (CMAPs) and sensory nerve action potentials were abnormally attenuated or not elicited in majority of motor and sensory nerves (80.88% in motor, and 82.6% in sensory nerves). Frequency of the nerves with no potential was significantly higher in lower limbs than in upper limbs (p<0.01 in both motor and sensory nerves), and CMAP amplitude was more reduced in lower limbs than in upper limbs (p<0.01). Conduction slowing was very frequently observed with 95% and 76% of motor and sensory nerves, respectively, having the abnormally reduced values of conduction velocity. Distal motor latencies were abnormally prolonged in 75% of motor nerves, and terminal latency indices were significantly higher in patients than in normal controls (p < 0.05). Conduction block was observed only in 5% of motor nerves. Conclusions: NCS in POEMS syndrome showed characteristic patterns, in which conduction abnormalities were more frequently and severely affected in the lower limbs, and more predominantly in the intermediate nerve segments than in the distal portions. The recognition of these characteristic patterns may be helpful in early diagnosis of polyneuropathy in POEMS syndrome.

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