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Science Integrated Process Skill of the Students in Science Education Center for the Gifted (과학영재교육원 학생들의 과학 통합 탐구 능력)

  • Jeong, Eunyoung;Kwon, Yi-young;Yang, Joo-sung;Ko, Yu-mi
    • Journal of Science Education
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    • v.37 no.3
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    • pp.525-537
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    • 2013
  • The purpose of this study was to investigate science integrated process skill of the students in science education center for the gifted. In order to do this, 'free-response test for the assessment of science process skills' developed by Yu-Hyang Kim(2013) was administered to 102 students(15 in elementary school science class, 58 in middle school science class I, and 29 in middle school science class II) who attend the program of science education center for the gifted in C university. The assessment tool measured 9 skills ; formulating inquiry questions, recognizing variables, formulating hypotheses, designing experiment, transforming data, interpreting data, drawing conclusions, formulating generalizations, and evaluating the designed experiments. As a result, the students in science education center for the gifted had relatively high scores in the area of 'formulating hypotheses' and 'recognizing variables', but they had relatively low scores in the area of 'transforming data', 'interpreting data', and 'evaluating the designed experiments'. The 2 items' percentage of correct answers were below 40% ; one is about a drawing a line graph in 'transforming data', and the other requires finding improvements of the experimental design in 'evaluation'. There was no significant difference between boys' scores and girls's one, and between the scores of students in the field of biology and those of students in the other fields(physics, chemistry, and earth science) in science integrated process skills. And there was significant difference according to the periods receiving the gifted education in 'formulating generalizations'. The teaching and learning has to focus on improving science integrated process skills in the program of science education center for the gifted and teaching and learning materials needs to be developed.

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A Study on the Women's Bodysuit Sleeve Block Construction Using Stretch fabrics (Stretch 소재를 사용한 여성용 Bodysuit Sleeve 원형 설계에 관한 연구)

  • Park Gin-Ah
    • Journal of the Korean Society of Clothing and Textiles
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    • v.29 no.12 s.148
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    • pp.1535-1545
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    • 2005
  • The study aimed firstly, to develop the women's bodysuit sleeve block construction method adopting the appropriate pattern reduction rates according to the fabric stretch property. Secondly, the details applied to the bodysuit sleeve block drafting (Dr the educational and industrial usage were proposed. For these, several distinguishing bodysuit sleeve pattern making methods(i.e. Joseph-Armstrong: T1, Shoben & Ward: T2, Esmod: T3 and Mixed Joseph-Armstrong: T4) were analyzed and divided into two categories that adopt 1) the equally (i.e., T1) and 2) the differently(i.e., T2, T3 & T4) distributed front and back armhole length measurements. Women's sleeve samples were made for the research using the same stretch fabric($50\%\;and\; 70\%$ in wale and course each) to the previous research. A group comprising 5 relevant experts evaluated the fit and comfort features of the samples. Experiments analyzed the appearance of sleeve samples focused on total 13 evaluation parts(including the front/side/back fit tolerance, sleeve centre line, sleeve length, appropriateness of the sleeve appearance balanced with the bodysuit and etc.): and performed the comfort test evaluating three kinds(vertical-front/vertical-side/ horizontal) of arm movements. The most appropriate bodysuit sleeve to fulfil the original aims of the study was suggested. The findings and suggestions throughout the study were: 1) the measurements and required reduction rates for the bodysuit sleeve block developed: outer sleeve length (with 1.0 RR), crown height(with 0.7 RR), front and back armhole lengths measured on the bodysuit blocks ($0\%$ ease amount), elbow width(0.9/0.95 RR), wrist girth measurements(from $12\%\;to\;18\%$ tolerances can be given to): and 2) the differently distributed front and back armhole length measurements resulted in the better fit and comfort through the research.

The Analysis of Research Trend about Hospice in Korea ($1991{\sim}2004$) (국내 호스피스 논문 분석($1991{\sim}2004$))

  • Kim, Sang-Hee;Choi, Sung-Eun;Kang, Sung-Nyun;Park, Jung-Suk;Sohn, Sue-Kyung;Kang, Eun-Sil;Lee, Young-Eun
    • Journal of Hospice and Palliative Care
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    • v.10 no.3
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    • pp.145-153
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    • 2007
  • Purpose: This study was to analyze the research trend centering on the theses to hospice released in Korea. Methods: The researcher collected the academic degrees and theses published on the book of the academic society from 1991 to 2004, and examined 110 domestic papers of hospice. Results: 1) The number of articles increased 3 years after 1997, 52 (47%) theses were published in $2000{\sim}2002$. 97 (88%) articles were quantitative studies, and 13 (12%) were qualitative studies. 2) As for the subject, the results were: patients with end stage 44 (40%), nurse 18 (16%), hospice care system, facilities, and literature review 12 (10%). 3) As for main concepts of correlational studies 15 (13%), the results were: quality of life, activities of volunteers, suffering experience of nurse, and so on. 4) The subjects and contents of survey, the results were: pain control and need for nursing care in patients, need for spiritual and physical care in family, and so on. 5) The treatment of experimental research, the results were: hospice nursing, educational program, informational support, spiritual nursing, supportive nursing intervention, home hospice care, information services for control of cancer pain, and so on. 6) In the theme of the qualitative studies, the results were: experience of dying patients, perceive of hospice care and death, experience of family of terminal ill patients, meaning of dying in Korean. 7) In the instrument in studies, the results were: MQOL, EQOL, QOL, NIC, Need Scale, Spiritual Well-being Scale, Spiritual Perspective Scale, Coping for Grief Scale, K-CPAT, VAS, BPI, Depression Scale, Strait-anxiety Scale, Care-giver Burden Inventory, Burnout Inventory, Mental quality. Conclusion: More research needs to be encouraged in experimental and qualitative research fields. Researches should be conducted for the establishment of the basis of practical and theoretical framework and hospice polices.

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Current status of Brassica A genome analysis (Brassica A genome의 최근 연구 동향)

  • Choi, Su-Ryun;Kwon, Soo-Jin
    • Journal of Plant Biotechnology
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    • v.39 no.1
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    • pp.33-48
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    • 2012
  • As a scientific curiosity to understand the structure and the function of crops and experimental efforts to apply it to plant breeding, genetic maps have been constructed in various crops. Especially, in the case of Brassica crop, genetic mapping has been accelerated since genetic information of model plant $Arabidopsis$ was available. As a result, the whole $B.$ $rapa$ genome (A genome) sequencing has recently been done. The genome sequences offer opportunities to develop molecular markers for genetic analysis in $Brassica$ crops. RFLP markers are widely used as the basis for genetic map construction, but detection system is inefficiency. The technical efficiency and analysis speed of the PCR-based markers become more preferable for many form of $Brassica$ genome study. The massive sequence informative markers such as SSR, SNP and InDels are also available to increase the density of markers for high-resolution genetic analysis. The high density maps are invaluable resources for QTLs analysis, marker assisted selection (MAS), map-based cloning and comparative analysis within $Brassica$ as well as related crop species. Additionally, the advents of new technology, next-generation technique, have served as a momentum for molecular breeding. Here we summarize genetic and genomic resources and suggest their applications for the molecular breeding in $Brassica$ crop.

Nonvital Pulp Therapy of Elongation of Roots of Mandibular Cheek Teeth in Pet Rabbits (애완토끼에서 과잉성장된 하악치아의치신경치료 연구)

  • Park, Cheon-Sik;Cha, Se-Yeoun;Kang, Min;Kim, Jury;Jeong, Soon-Wuk;Jang, Hyung-Kwan
    • Journal of Veterinary Clinics
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    • v.29 no.6
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    • pp.474-482
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    • 2012
  • Elongation of cheek teeth roots in pet rabbits is very common, and is associated with malocclusion followed by reduced appetite, salivation, periapical abscess, and epiphora. Conservative methods including medication, drainage, irrigation, tooth trimming, intraoral and extraoral extraction, surgical treatment of periapical abscessation, and diet control have been adapted as the only treatments to resolve elongation of teeth roots. However, remaining challenges include the long-term period of cure and recurrence. This study was performed to investigate the possibility of nonvital pulp therapy on elongation of the mandibular cheek teeth roots in pet rabbits. Thirty-one pet rabbits with dental problems due to root elongation were submitted. Ten pet rabbits among them were treated by nonvital pulp therapy procedures (group A), while the others were treated by conservative methods (group B). Appetite improved within 1-5 days after nonvital pulp therapy and the treatment was discontinued 1 month postoperatively in group A. Abscess occurred in another site not treated with nonvital pulp therapy in only two rabbits. Growth of the mandibular cheek teeth treated with nonvital pulp therapy stopped, resulting in malocclusion, intraoral inflammation from the enamel spur, and abscess of the teeth roots. In the group B rabbits treated with conservative therapy, partial drainage, long term medication, recurrent oral trimming and control of repeated oral inflammation occurred. Consequently, buccotomy or tooth extraction was performed in group B. Owners were satisfied with nonvital pulp therapy preventing dental root abscess and repeated troubles including inflammation and malocclusion and reduction of the treatment period. These results suggest that nonvital pulp therapy can be performed on pet rabbits with elongation of mandibular cheek teeth roots.

Recognition and Attitudes on DNR of College Students (Focused on Comparison between Nursing and Non-Health Department College Students) (DNR에 대한 대학생들의 인식 및 태도(간호대학생과 비 보건계열대학생 비교를 중심으로))

  • Kim, Sung-Mi
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.11 no.12
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    • pp.4907-4921
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    • 2010
  • The object of this descriptive survey research was to provide basic information source for building objective standards of DNR (Do Not Resuscitate) that can be clinically applied, by analyzing college students' awareness and attitude toward DNR. The participants of the study were 1,267 students from one college of Daegu, South Korea. The structured survey questionnaire was used for data collection, and the survey was conducted from 1-31 July, 2010. The error and percentage was estimated by SPSS 17.0 program, and analyzed with $x^2$-test. As a result of comparing the nursing students' and non-health care major students' awareness and attitude toward DNR, the significant differences were found in the necessity of DNR, reason for supporting DNR, reason for opposing DNR, and DNR decision-maker, among the awareness dimension; among the attitude dimension, significant differences were found in implication of family DNR and self-DNR. Comparing the nursing students' and non-health care major students' awareness toward DNR related information provision, researchers have found significant differences in the necessity of giving information on DNR, timing of the DNR information provision, result of the DNR-related information provision, and guidelines for the DNR information provision. In terms of the difference in DNR's necessity recognition by the demographic information, the significant differences existed based on the religion and the history of blood donation; in terms of the differences in attitude toward DNR decision-maker, the differences were found on the religion and the number of siblings. For the attitude toward family member's DNR, the significant differences existed for the sex, age, economic status, religion, the number of siblings, the history of familial illness and death, and experience of blood donation; the attitude toward the DNR for the self was significantly differed by the sex, economic status, the number of siblings, and the history of familial illness and death. To establish the standards for DNR based on the study, we suggest more well-designed future studies.

A Comparision on Frailty, Health Promotion Behavior, and Perceived Health Status in the Elderly according to the Type of Residency (거주유형별 노인의 허약정도, 건강증진 행위 및 주관적 건강상태 비교)

  • Kwon, Sang-Min;Park, Jeong-Sook
    • Journal of agricultural medicine and community health
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    • v.35 no.1
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    • pp.1-12
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    • 2010
  • Objectives: The purpose of this study was to classify frail and non-frail elderly and to investigate health promoting behaviors and perceived health status in the elderly according to the type of residency. Methods: This was a descriptive study. Data collection was performed from June 15th, 2009 to August 2nd, 2009. The subjects were selected at D city in Korea. Data was analyzed by descriptive statistics, $x^2$-test, and ANCOVA test with SPSS/Win 15.0 program. Results: 20.8% of the elderly living at home and 49.2% of those living in institution were frail. Frailty of the elderly living in institution was severer than those living at home. Non-frail elderly according to the type of residency showed higher scores of health promotion behavior and perceived health status than frail elderly. The elderly living at home showed higher scores of health promotion behavior than those living in institution. Conclusions: In the comparison study between the elderly living at home and institution, ratio of frail elderly among the elderly living in institution is high and health promotion behaviors are deficient as well. Frail preventive program for the elderly is needed to develop and apply in consideration of these findings.

Narrative Inquiry : Practical experience of an Introduction to Engineering (공학입문 교과 실행경험에 관한 내러티브 탐구)

  • Park, Kyung-Moon;Kim, Taehoon
    • 대한공업교육학회지
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    • v.34 no.2
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    • pp.128-160
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    • 2009
  • Narratively I have described interactions between two teachers performing an introduction to the engineering class with various situations such as place, teacher, student and subject. I have specifically illuminated a three-dimensional narrative inquiry space embracing the culture of the university, the college of engineering and the ABEEK(Accreditation Board of Engineering Education of Korea)program. The result of the study is as follows: First, in order to stimulate the students' motivation, the teachers have to make not only their class PowerPoint slides match the size of the classroom, but the content of the slides must be condensed with core concepts. They also should utilized some video clips to empower students' interest in the subject within their classrooms. Second, the teachers should do various class activities in the classroom. Instead of spending most of the class time with his/her explanation, it would be advantageous for the teachers to allow the students to perform a task in class. Third, the teachers should ask their students about assignments which are helping students' understanding of the subject and planning of their future. Lastly, the teachers need to design the mid-term and the final tests inducing the students' motivation. Those tests also must test students' creativity and insight of the subject. Thus, the test should consist of an interpretive exercise and an essay type of item thus reducing the multiple choice types of items. There are several limitations to the study. First it is difficult to generalize what we found here because it is a case study. Second, we could not study in depth the effect of the interaction between the two teachers who were performing the introduction to the engineering course during the academic semester. Third, this study just probed into the difficulties of teaching the course. Hence, we have to understand more by focusing on each issue such as adapting to a new learning environment as a student from abroad, a practical experience boosting the students' interest in the introduction to the engineering course, also a practical experience on process based learning-versus result based learning, and an effective management of the student team presentation etc.

Musical Instrumental Playing Activity using Blues Music Structure for the Improvement of Self-Efficacy in Female Middle School Students who have Depressive Tendencies (우울성향 여중생의 블루스 음악형식을 활용한 자기효능감 증진 연주활동)

  • Koo, Sae Rom
    • Journal of Music and Human Behavior
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    • v.4 no.2
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    • pp.1-17
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    • 2007
  • Huge growth in developmental level, new accomplishment, and The period of adolescents is not only the transition stage but also improvement of academic level. In this level of stage, adolescents have difficulties in development, so they show psychological abnormality such as stress and depression. They could develop mental disorder such as depression or anxiety if they do not overcome the abnormality. According to the situation of the insufficiency of the decent program for adolescents' mental health in the current society, we are strongly requested to develop the psycho-therapeutic program for them. Therefore, in this study, we examined the effect of the musical activities as blues music structure on the improvement of the Self-Efficacy in the female middle school students who have depressive tendencies as well as what they experienced through the activities. The 3 participants were selected out of 70 students in the first year at the "D" middle school in Seoul by being tested with Child Depression Inventory(CDI) and Self-Efficacy Scale(SES). The musical activities were built with 3 steps. Of which, the first one was the introduction to each other, the formation of rapport, and induction of their interests to the musical activities through blues. The second one was letting participants learn the blues music structure by practice and play assigned music(including improvisation) during later 5 sessions with different difficulties at each session. The third one was giving them opportunities to play a music out of the acquired ones during the session or creative music by their own, which results in maximizing musical activities and an acquired experience. As a result, first of all, the scores of CDI test of 3 participants in 10 time sessions showed slight changes, suggesting the negative correlation between CDI and SES even though changes were not big differences. Secondly, the scores of SES test of 3 subjects in 10 time sessions were all changed and especially preference for tasking was significant. Thirdly, the scores of SES for musical playing test of 3 participants in 10 time sessions were all changed and especially preference for musical tasking was significant shown. Finally, according to answers of 3 participants in 10 time sessions for the after questionnaire on musical activities, participants experienced affirmative self-confidence and positive emotion. Taken together, it was suggested that musical activities using blues music structure could be promising therapeutic intervention method.

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TV Anytime and MPEG-21 DIA based Ubiquitous Consumption of TV Contents in Digital Home Environment (TV Anytime 및 MPEG-21 DIA 기반 콘텐츠 이동성을 이용한 디지털 홈 환경에서의 유비쿼터스 TV 콘텐츠 소비)

  • Kim Munjo;Yang Chanseok;Lim Jeongyeon;Kim Munchurl;Park Sungjin;Kim Kwanlae;Oh Yunje
    • Journal of Broadcast Engineering
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    • v.10 no.4 s.29
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    • pp.557-575
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    • 2005
  • Much research in core technologies has been done to make it possible the ubiquitous video services over various kinds of user information terminals anytime anywhere in the way the users want to consume. In this paper, we design plototypesystem architecture for the ubiquitous TV program content consumption based on user preference via various kinds of intelligent information terminals in digital home environment, and present an implementation and testing results for the prototype system. For the system design, we utilize the TV Anytime specification fur the consumption of TV program contents based on user preference in TV programs, and also use the MPEG-21 DIA (Digital Item Adaptation) tools which are the representation schema formats in order to describe the context information for user environments, user terminal characteristics, user characteristics for universal access and consumption of the preferred TV program contents. The proposed ubiquitous content mobility prototype system is designed to make it possible to seamlessly consume contents by a single user or multiple users via various kinds of user terminals for the TV program contents they watch together. The proposed ubiquitous content mobility prototype system in digital home environment consists of a home server, a display TV terminal, and an intelligent information terminal. We use 42 TV programs contents in eight different genres from four different TV channels in order to test our prototype system.