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      • 트라이애슬러의 비타민Q 섭취가 호흡순환기능 및 항산화 효소활성에 미치는 영향

        현송자,김귀백,박상일,석혜경 東亞大學校附設스포츠科學硏究所 2002 스포츠科學硏究論文集 Vol.20 No.-

        The purpose of this present study was to investigate the effect of VitaminQ supplementation on antioxidant enzyme activities and cardiorespiratory function following prolonged exercise in trained triathlers. Male 14 healthy college students of trained triathlers participated in exercise sessions. The subjects were divided into 2 groups, as Non-supplement(NS) or VitaminQ supplement(VQ) groups. VitaminQ subjects were participated in two exercise sessions: an initial prolonged exercise(swim 750m, running 10㎞) and 70%V O2max treadmill running exercise. The Non-supplement group fed normal diet. VitaminQ group adminstated 90㎎/day for 4weeks. Venous blood samples were drown from the forearm antecubital vein pre-supplement, pre-exercise and immediately post-exercise. The results of this study can be summarized as follow: First, the SOD activity of RBC was not changed, while the GPx, GR or GR/GPx activies of Hb were significantly increased following prolonged exercise with CoQ10 supplementation. Second, 70%VO2max treadmill running exercise increased significantly the V O2max and VE, but the heart rate significantly decreased. In conclusion, the present results clearly show that the VitaminQ supplementation gave rise to increase the GPx or GR activies and to improve the cardiorespiratory function.

      • SCOPUSKCI등재

        손마사지가 허혈성 심질환 환자의 불안에 미치는 효과

        현경선,이향련,공송심,윤경자,김현섭,김효남,최지원,김운정 성인간호학회 2001 성인간호학회지 Vol.13 No.2

        The purpose of this study was to investigate the effect of a hand massage program on anxiety, vital sign and pain in clients with ischemic heart disease. The design utilized for this stuffy was quail-experimental with a nonequivalent control group non-synchronized design The subjects were fifty-four patients, twenty-eight for the experimental and twenty-six for the control group, who were admitted with ischemic heart diease at a cardiac intensive care unfit in K medical center of K university. This study was carried out from May, 1999 to March, 2000. The level of anxiety and pain measured by Visual Analogue Scale, systolic blood pressure, diastolic blood pressure and pulse rate were measured before and after hand massage, the state of Anxiety was measured by the Spielberger (1970) scale at admission and after hand massage for three days. The collected data were processed by using the SPSS PC program and analyzed using χ2-test and t-test. The result of this study are as follows : 1. The scores of VAS anxiety and State of anxiety of the experimental group were lower than those of the control group. 2. The degree of systolic blond pressure, diastolic blood pressure and pulse rate of the experimental group were lower than that of the control group. 3. The score of VAS pain of the experimental group was lower than that of the control group. The results suggested that hand massage can decrease VAS anxiety, State of anxiety, vital signs and VAS pain of patients who were admitted with ischemic heart disease at cardiac intensive care unit Therefore, It Is proposed that hand massage is an appropriate nursing intervention to relieve anxiety of the patients who were admitted with ischemic heart disease at a cardiac intensive care unit.

      • 8주간 유산소운동이 혈중전해질 농도와 혈중pH에 미치는 영향

        현송자,석혜경,김귀백 東亞大學校附設스포츠科學硏究所 2001 스포츠科學硏究論文集 Vol.19 No.-

        The purpose of this study is to analyze the electrolyte such as blood ph, Na^(+), K^(+), Ca^(2+), Mg^(2+), etc on the each stage of pre-exercise, post-exercise, each 5 minute-recovery, 10 minute-recovery & 30 minute- recovery after exercise. For this experiment, 14 male students at the department of athletics in B Information Technology college in Busan was classified into each 7 exercise group and 7 non-exercise group, and after training them on the intensity of 60%HRmax of each subject 3 period a week for 8 consecutive weeks, the experiment was carried out with the same condition as training manner in treadmill. The results of this study are as follows. 1. Change of Blood Ph Through Aerobic Exercise In exercise group and non-exercise group, there was no particular change in Blood Ph between rest before training & the rest after 8 week- training according to t test. In case of exercise group, after 8 week-training blood ph value was significantly decreased, and at the 30minute-recovery after exercise, ph value was recovered to the degree of rest (p<.001). In case of non-exercise group, blood ph indicated significant change as the similar tendency showed in exercise group, at 10 minute-recovery after exercise, blood ph was recovered to the degree of rest. (p<.001). The change of ph by period between exercise group and non-exercise group was not significantly different. 2. Change of Blood Electrolyte Through Aerobic Exercise 1) Change of blood Na+ through aerobic exercise In exercise group and non-exercise group, the change of Na^(+) between the rest before training and the rest after training was not significantly different according to the result of t test. In case of exercise group, after performing 8 week-training, Na^(+) value was significantly increased, and at 10 minute-recovery after exercise, Na^(+) value began to recover into the value in rest, and after 30 minute-recovery after exercise, Na^(+) value was recovered into the degree of rest (p<.05). In case of the change of Na^(+) in non exercise group, after exercise, Na' value was significantly increased in comparison with rest period, and at 5 minutes after exercise, it was recovered into the degree of rest. (p<.01). The change of Na^(+) by period between exercise group and non-exercise group was not significantly different. 2) Change of Blood K^(+) through aerobic exercise In exercise group and non-exercise group, the change of K^(+) in rest before training and the rest after training was indicated that there was no significant difference according to t test. In case of exercise group, after 8 week training, K^(+) value was significantly increased, and at 5 minute-recovery after exercise, K^(+) value was recovered into the value in rest (p<.05). K^(+) in non-exercise group was not significantly changed. 3) Change of blood Ca^(+) through aerobic exercise In case of exercise group, the change of Ca^(+) in rest before training and the rest after training was not significantly different according to the result of t test. In case of non-exercise group, the change of Ca^(+) in rest before training and the rest after training was significantly different according to the result of t test (p<.05). In case of exercise group, after 8 week-training, Ca^(+) value was significantly increased, and at 5 minute- ecovery after exercise, Ca^(+) value began to recover into the degree of rest, and after 30 minute-recovery after exercise, Ca^(+) value was recovered to the degree of rest (p<.01). In case of the change of Ca^(+) in non-exercise group, after training, Ca^(+) value was significantly increased in comparison with rest period, and at 30 minute-recovery after exercise, Ca^(+) value was recovered into the degree of rest. (p<.001). In case of the change of Ca^(+) by period between exercise group and non-exercise group, after exercise and at 5 minutes recovery after exercise, the change of Ca^(+) in non-exercise group is higher than that of exercise group (p<.01). 4) Change of blood Mgt^(2+) through aerobic exercise In exercise group and non-exercise group, the change of Mg^(2+) between rest before training and the rest after training was not significantly different according to the result of t test. In both cases of exercise group and non-exercise group, after 8 week- raining, the change of Mg^(2+) was not significantly different. The change of Mg^(2+) by period between exercise group and non-exercise group, after exercise, the change of Mg^(2+) of non-exercise group was higher than that of exercise group (p<.01). 3. Correlation Between Blood Ph and Electolyte Through Aerobic Exercise In performance of 8 week aerobic training, the result of correlation analysis between blood ph and electrolyte in pre-exercise, post-exercise, each 5 minute, 10 minutes, 30 minutes-recovery after exercise showed that in case of Na^(+), K^(+), Mg^(2+) did not have significant correlation, but in case of Ca^(2+), it showed significant negative correlation in pre-exercise and at 10 minute- recovery after exercise. (p<.05).

      • 비타민 E와 C의 복합섭취가 최대운동시 호흡순환기능 및 혈중 지질치에 미치는 영향

        현송자,한혜정,석혜경,김귀백 東亞大學校附設스포츠科學硏究所 2001 스포츠科學硏究論文集 Vol.19 No.-

        The purpose of this study is to find out the effects of compound supplement vitamins E and C on the blood lipid levels during maximal exercise. Seven subjects are high school students and have to be taken 400IU of vitamin E and 200mg of vitamin C after breakfast during 8weeks, and maximal exercise before vitamin compound supplements and after 8weeks The results of this study are as follows: 1. In maximal exercise before and after taking vitamin E-C compound supplements, oxygen uptake (V02) and METs significantly (P<.01, P<.05) increased. Ventilation (CAE) also increased significantly (P<.05), while heart rate (HR) significantly (P<.05) decreased after vitamin E-C compound supplements. 2. TG was significantly (P<.05, P<.Ol) lowered before as well as after the maximal exercise. Total cholesterol (T-C) showed significant (P<.05) decrease after the maximal exercise. HDL-C indicated significant (P<.05) increase, but LDL-C presented reduction of significance (P<.05) before and after the maximal exercise. The LDL-C/HDL-C ratio significantly (P<.Ol, P<.05) decreased before and following the training. The T-C/HDL-C ratio also retained significant (P<.05, P<.Ol) reduction both before and after the running exercise. In conclusion, the compound supplements of vitamins E and C are considered to improve the respiro-circulatory function in exhaustive exercise, decrease an LDL-C concentration, increase an HDL-C concentration and prevent arteriosclerosis.

      • SCOPUSKCI등재
      • 트레이닝이 中年層의 血中콜레스테롤値에 미치는 影響

        玄松子 東亞大學校附設스포츠科學硏究所 1996 스포츠科學硏究論文集 Vol.14 No.-

        The purpose of this stydy was the investigation on the changes in Total Cholesterol (T-Chol), High Density Lipoprotein - Cholesterol (HDL-C), and HDL-C/T-Chol ratio accompanied with the progress of exercise treatment. Eight untrained subjects (three men and five women, 40~56yrs, T-Chol>230mg/dl or HDL-C/T-Chol<25%) comprise of this study. Exercise prescription was follow : 1. Quality of exercise : the whole exercise (bicycle ergometer, jogging). 2. Intensity of exercise : 60%VO2max. 3. Duration of exercise : 20minutes 3set (interval 5minutes) 4. Frequency of exercise : 32-60 weeks. The results were as follow : 1. T-Chol almost unchanged. 2. HDL-C increased after 10weeks in two subjects and after 25weeks in five subjects. HDL-C/T-Chol ratio was simillar to HDL-C. These results suggested that the increase of HDL-C was possible in short period, but the decrease of T-Chol requires long period.

      • 초등학교 5·6학년을 위한 성교육 프로그램 개발 및 효과

        정민자,송현정 울산대학교 2000 생활과학논문집 Vol.1 No.2

        본 연구는 초등학교 5·6학년을 위한 성교육 프로그램 개발을 목적으로 한다. 본 연구의 대상은 울산시에 소재한 Y초등학교 5·6학년으로 하였다. 프로그램의 실시는 실험집단, 통제집단으로 구분하여 실시하였으며 프로그램의 효과검증을 위해 사전검사와 사후검사를 하였다. 본 연구에서 나타난 결과를 요약하면 다음과 같다. 첫째, 사전-사후 검사지를 통한 통계적 분석 결과 성교육 프로그램을 통해 성지식이 증가하며, 성교육 프로그램을 통해 성태도가 긍정적인 방향으로 변한다. 둘째, 과제지를 통한 질적분석결과 성에 관한 주제로 부모님과 자연스럽게 대화할 수 있었고, 내가 소중한 사람이듯 타인을 소중하게 생각하며, 자신의 신체와 정서적 변화를 스스로 인식하며 성폭력에 관한 사례를 통하여 예방법과 성폭행후 대처방안을 배운다. 셋째, 사후 소감문을 통한 질적 분석결과 성교육프로그램은 아동들의 성지식을 증진 시키고, 성태도를 긍정적인 방향으로 변화 시키며, 교수방법에 따라 교육의 효과가 달라지며, 성폭행을 예방하는 방법을 배우며, 프로그램 개발시 과제지, 소감문 등을 첨가 함으로써 아동들의 동기유발과 교육효과를 높일 수 있다. The purpose of this study is development of sex educaqtion program for the students of year five and six elementary school. The subjects of this study were the students of year five and six of Y elenentary school in ulsan metropolitan city. The program of performance were distince from testing experimental and control group in order to program of effect examinzation had after they were pretested, later they were posttested. The results of the study are summarized. First, The followings are the results from statistical analysis. The students' knowledge about sex increased through sex education. they obtained positive attitude of sex through sex education. Second, From the tasks results it is found that the students showed their understanding themes presented in each class. Especially, the tasks were useful for them to do the following. they could talk with their parents about sex freely. they learned to value others as they value themselves. They learned how to protect themselves from sexual violence and how to act if they were victims of sexual violence. Third, From the results of impressions they wrote, it can be said that they were mostly satisfied with this program. Specifically speaking, the program increased the students' the knowledge of sex and changed their attitudes about sex in positive ways. The effects of education was depended on teaching methods. they learned how to prevent sex violence. Fourth, the tasks and writing impressions helped them to keep their motivation.

      • 77K에서 SC(NH₂)₂의 ¹⁴N 핵사중극 공명연구

        최숙자,박영민,박현진,전인,송승기,서용문 명지대학교 자연과학연구소 1997 자연과학논문집 Vol.16 No.-

        강유전체 질소화합물 thiourea [SC(NH₂)₂]분말시료의 ??plused NQR 실험을 77K 에서 실행하여 공명진동수와 핵사중극 결합상수, 비대칭인자, 완화시간등을 측정했으며, 4개의 공명선이 관측되었다. 결정내에는 주위 환경이 다른 두 종류의 질소 N₁,N₂가 존재함을 알 수 있었다. N₁에 관한 공명진동수는 ??(1)=2.6487㎒, ??(1)=2.032㎒, N₂에 대하여는 ??(2)=3.1852㎑, ??(2)=2.0183㎒이고, 공명선폭은 ??(1)=2.6752㎑, ??(1)=3.1852㎑, ??(2)=3.2618㎑, ??(2)=3.5448㎑ 임을 보였다. 한편 e²qQ/h의 값은 ν(1)에서 3.1205㎒, η는 0.3953이었으며, ν(2)에서는 3.0279㎒, 0.3939이었다. 이는 이미 보고된 결과와 일치하였다. 그리고, FID(Free Induction Decay)와 spin-echo실험을 통하여 얻은 스핀-격자 완화시간 T₁은 ??(1)에서 7.143 s, ??(2)에서 5.88 s이었으며, 스핀-스핀 완화시간 T₂는 ??(1)에서 25㎳, ??(2)에서 33.3㎳, ??(2)에서 33.3㎳의 값을 얻었다. We have measured ??N NQR frequencies, nuclear quadroupole coupling constants, asymmetric parameters and relaxation times in ferroelectric nitrogen thiourea [SC(NH2)2] at 77K, and four NQR resonance lines were observed. The results of measurements show that there are two kinds of nitrogen site, N1 and N2, with different environments in the crystal. The resonance frequencies were found to be ν+(l)=2.64 87MHz, ν_(1)=2.032 MHz for N1 and ν+(2)=2.6285MHz, ν_(2) =2.0183MHz for N2 respectively. The corresponding linewidths were ν+(1)= 2.6752kHz, Δν_(l) =3.1852kHz, ν+(2) =3.2618kHz and Δν_(2) =3.5448kHz, respectively. For N1, e2Q/h is 3.1205 MHz and η is 0.3953, and for N2, these are 3.0979MHz and 0.3939. These results are in agreement with those reported previously. The spin-lattice relaxation time (Ti) and the spin-spin relaxation time (T2) by FID and spin-echo experiments are as follows : T1(ν+(1)) is 7.143 s and T1(ν+(2)) is 5.88 s. T2(ν+(1)) is 25 ms, T2(ν_(1)) is 25 ms, T2(ν+(2)) is 33.3 ms and T2(ν_(2)) is 33.3 ms.

      • KCI등재

        색상 측정 기기를 이용한 복합레진 적층 수복과 단일 수복의 색상 비교 분석

        송영상,김자현,이빈나,장지현,장훈상,황윤찬,오원만,황인남 大韓齒科保存學會 2012 Restorative Dentistry & Endodontics Vol.37 No.2

        Objectives: This study analyzed the difference in color caused by different thickness in enamel layer of composite resins when applied with single and layering placement technique, and evaluated if the results agreed with the shade guide from the manufacturers to verify reliability of the color matching process of the manufacturers. Materials and Methods: For single composite resin samples, 6 mm diameter and 4 mm thickness cylindrical samples were fabricated using Ceram-X mono (DENTSPLY DeTrey) and CIE L*a*b* values were measured with spectrophotometer. Same process was done for layering compositie resin samples, making 3 dentinal shade samples, 4 mm thickness, for each shade using Ceram-X duo (DENTSPLY DeTrey) and enamel shade resins were layered in 2 mm thickness and CIE L*a*b* values were measured. These samples were ground to 0.2 mm thickness each time, and CIE L*a*b* values were measured to 1 mm thickness of enamel shade resin. Results: Color difference (△E*) between single and layering composite resin was 1.37 minimum and 10.53 maximum when layering thicknesses were between 1 mm and 2 mm and 6 out of 10 same shade groups suggested by manufacturer showed remarkable color difference at anythickness (△E* > 3.3). Conclusion: When using Ceram-X mono and duo for composite resin restoration, following the manufacturer's instructions for chossing the shade is not appropriate, and more accurate information for Ceram-X duo is needed on the variation and expression of the shades depending on the thickness of the enamel. (Restor Dent Endod 2012;37(2):84-89)

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