醫(yī)學(xué)遺傳學(xué)筆記范文
時(shí)間:2023-11-14 17:36:31
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篇1
一、材料與方法
教師方面的調(diào)查以座談會(huì)方式進(jìn)行,參加座談教師10人,7人為有10年以上上大課經(jīng)驗(yàn)的教授及副教授;3人為講師,主要是帶實(shí)習(xí)。全部教師均用多媒體形式進(jìn)行教學(xué),學(xué)期課時(shí)20小時(shí)以上。座談的內(nèi)容,包括多媒體教學(xué)對(duì)授課內(nèi)容的貫徹是否全面,上課演講難易度,示教效果,備課所需時(shí)間及效果等。學(xué)生調(diào)查形式為問卷調(diào)查。接受問卷調(diào)查的學(xué)生為94級(jí)醫(yī)學(xué)影像專業(yè)學(xué)生,28人。在接受多媒體教學(xué)之前,這些學(xué)生已經(jīng)通過傳統(tǒng)教學(xué)方法上完了放射診斷學(xué)中的呼吸、循環(huán)、頭顱五官系統(tǒng)。消化、泌尿、骨關(guān)節(jié)系統(tǒng)則采用多媒體教學(xué)。
二、結(jié)果
1、全部教師認(rèn)為與傳統(tǒng)教學(xué)方法對(duì)比,多媒體教材信息量大,圖文并茂。所包括內(nèi)容完全滿足教學(xué)大綱的要求。課前準(zhǔn)備所花時(shí)間少,借助電腦優(yōu)勢,相當(dāng)于在課前把所需要貫徹的內(nèi)容首先輸入電腦。
2、上課時(shí)演講方便,輕松自如,生動(dòng),得心應(yīng)手,易于講深講透。
3、避免了過去上課中由于記憶不深可能出現(xiàn)講漏或少講的情況。
4、有時(shí)因工作需要,教學(xué)中可能臨時(shí)需要更換教師,因?yàn)榻萄惺矣型坏亩嗝襟w教材,替換上的教師稍加備課也能掌握授課內(nèi)容與進(jìn)度,保證授課內(nèi)容的前后銜接,承上啟下。
5、多媒體教學(xué)已不需要板書,減少了傳統(tǒng)的煩瑣和不衛(wèi)生的黑板書寫教學(xué)工作
6、學(xué)生調(diào)查結(jié)果見表。
教學(xué)效果調(diào)查表
課堂生動(dòng) 圖文清晰 筆記易記 易理解 課后不必復(fù)習(xí) 課后稍復(fù)習(xí)即可記憶 多媒多媒體教學(xué) 68%
100%
43%
64%
20%
60%傳統(tǒng)教學(xué)
32%
18%
67%
36%
5%
50%
轉(zhuǎn)貼于
三、討論
1、多媒體教材代替了傳統(tǒng)的講義。多媒體教材由有豐富教學(xué)經(jīng)驗(yàn)副高以上職稱的教師編寫腳本,根據(jù)教學(xué)大綱以統(tǒng)一的格式編寫每一次課的腳本,并將豐富的教學(xué)經(jīng)驗(yàn)及教學(xué)技巧融入多媒體教材。編成的多媒體腳本通過Powerpoint的形式制作成多媒體演示稿,并儲(chǔ)存于電腦。便于保存、修改及重復(fù)使用。教師上課前通過提供的多媒體教材進(jìn)行備課,改變了過去備課時(shí)寫教案背教案的教學(xué)準(zhǔn)備方法,也可根據(jù)自已的教學(xué)習(xí)慣和當(dāng)時(shí)需要進(jìn)行教材的修改、補(bǔ)充,添加新的知識(shí)。在教學(xué)中,即使不同的教師講課,也可能獲得到相同的教學(xué)效果。
2、靈活的多媒體演示使老師講課得心應(yīng)手。作為醫(yī)學(xué)影像學(xué)主要課程的放射診斷學(xué),傳統(tǒng)的醫(yī)學(xué)影像學(xué)一般通過老師黑板、掛圖、影像圖像演示、語言講解來進(jìn)行。盡管教師想方設(shè)法在語言描述、畫圖,幻燈片制作等方面作了很大改進(jìn),但常常感到“影像影像,有影不象”,學(xué)起來枯燥無味,影響教學(xué)效果。多媒體教材將教學(xué)內(nèi)容提綱、重點(diǎn)制成幻燈片,結(jié)合圖像信息庫中大量圖像,配上背景圖案、聲音、動(dòng)態(tài)效果,進(jìn)一步擴(kuò)大表現(xiàn)手段。通過大屏幕多媒體投影儀同步演示,書本上的知識(shí)就具體、準(zhǔn)確、形象的展示在學(xué)生面前。教師在教學(xué)演示中,根據(jù)內(nèi)容需要隨時(shí)調(diào)動(dòng)多媒體資料,如需要圖像演示,可調(diào)出儲(chǔ)存在電腦硬盤、光盤中的各種圖像,需要進(jìn)行血管造影、胃腸道造影演示可通過多媒體系統(tǒng)調(diào)出錄象、VCD的有關(guān)資料,需要演示實(shí)物標(biāo)本,書本資料,可通過實(shí)物投影來完成。教師在整個(gè)課堂中輕松自如,理論聯(lián)系實(shí)際,動(dòng)靜結(jié)合地進(jìn)行講解和演示,講得生動(dòng)活潑,得心應(yīng)手,取得應(yīng)有的教學(xué)效果。
篇2
【關(guān)鍵詞】 脈搏波傳導(dǎo)速度; 踝臂指數(shù); 冠狀動(dòng)脈慢血流
隨著醫(yī)學(xué)的進(jìn)步,冠狀動(dòng)脈造影檢查的普及,冠狀動(dòng)脈(下稱冠脈)慢血流現(xiàn)象的病例逐漸增多,目前為止對(duì)其發(fā)病機(jī)制及治療仍是盲區(qū)。冠脈慢血流現(xiàn)象(CSFP)是指冠脈造影未發(fā)現(xiàn)冠脈病變而遠(yuǎn)端血流灌注延遲的現(xiàn)象。此現(xiàn)象于1972年被首次報(bào)道,近年來隨著冠脈造影技術(shù)的普及,檢出率約為1%~4%[1-2],但也有觀察發(fā)現(xiàn)在疑似心血管病患者冠脈造影中的檢出率高達(dá)7%。慢血流現(xiàn)象并非粥樣硬化性管腔狹窄而限制血液流動(dòng),可能是缺血性心臟病一種新的發(fā)病機(jī)制,其能否作為冠狀動(dòng)脈粥樣硬化的早期表現(xiàn),目前尚無確切的定論?;诖斯P者對(duì)冠脈造影顯示慢血流的患者進(jìn)行動(dòng)脈硬化的相關(guān)指標(biāo)檢測,從而了解其相關(guān)性,并進(jìn)而為臨床采取干預(yù)措施提供依據(jù)。本研究通過對(duì)85例冠狀動(dòng)脈造影顯示慢血流及血管正?;颊哌M(jìn)行PWV、ABI的測定,以探討兩者的變化與冠脈慢血流的關(guān)系,現(xiàn)報(bào)告如下。
1 資料與方法
1.1 一般資料 選取2009年3月-2011年3月于本院心內(nèi)科疑診冠心病的患者110例,男85例,女25例;年齡19~56歲,平均(55±5)歲。冠脈造影檢測患者血流,按結(jié)果分組:慢血流者30例(慢血流組),男25例,女5例;年齡19~54歲,平均(40.32±12.11)歲;均有心絞痛癥狀,癥狀持續(xù)時(shí)間由數(shù)分鐘到10 min不等,含服硝酸甘油可緩解;12例有高血壓病史,8例有糖尿病,5例有高脂血癥,13例有吸煙史,5例有冠心病家族史。冠脈正常者55例(血流正常組),男35例,女20例;年齡25~56歲,平均(50.02±11.00)歲;均有胸痛發(fā)作,但不典型,含服硝酸甘油無效;8例有高血壓病史,7例有高脂血癥,2例有糖尿病,4例吸煙。余25例無冠心病。
1.2 研究方法 對(duì)造影結(jié)果顯示慢血流及正常的患者進(jìn)行早期動(dòng)脈粥樣硬化指標(biāo)檢測。動(dòng)脈粥樣硬化指標(biāo)采用脈搏波水平(PWV)、踝臂指數(shù)(ABI),該指標(biāo)通過應(yīng)用日本克林公司生產(chǎn)的全自動(dòng)動(dòng)脈硬化檢測儀VP-1000對(duì)患者進(jìn)行PWV、ABI測量,PWV測量:取左右兩側(cè)的PWV均值、ABI的低值進(jìn)行分析。PWV>1400 cm/s、ABI
1.3 判定冠脈慢血流的標(biāo)準(zhǔn) 采用心動(dòng)周期法判斷慢血流[2]:正常冠脈三支血管造影劑排空速度應(yīng)在2個(gè)心動(dòng)周期內(nèi)完全排空,據(jù)TiMi分級(jí),冠脈內(nèi)血流速度分為0、1、2、3級(jí),冠脈內(nèi)血流為TiMi2級(jí)或以下為慢血流SCF。
1.4 統(tǒng)計(jì)學(xué)處理 采用SPSS 11.0及PPMS 1.5統(tǒng)計(jì)學(xué)軟件對(duì)數(shù)據(jù)進(jìn)行處理,計(jì)量資料以(x±s)表示,比較采用t檢驗(yàn),計(jì)數(shù)資料采用 字2檢驗(yàn),以P
2 結(jié)果
與血管正常組比較,慢血流組PWV值升高,差異有統(tǒng)計(jì)學(xué)意義(P0.05),見表1。
表1 兩組ABI及PWV比較(x±s)
組別 ABI PWV(cm/s)
慢血流組(n=30) 1.02±0.15 1596.68±352.88
血管正常組(n=55) 1.12±0.13 1424.97±307.40
P值 >0.05
3 討論
冠狀動(dòng)脈血流速度減慢多見于嚴(yán)重的冠狀動(dòng)脈狹窄、溶栓治療后、冠狀動(dòng)脈成形術(shù)后、冠狀動(dòng)脈內(nèi)氣體栓塞、冠狀動(dòng)脈痙攣、冠狀動(dòng)脈擴(kuò)張、心肌病等。除上述因素外,冠狀動(dòng)脈造影中冠狀動(dòng)脈未見明顯狹窄,而遠(yuǎn)端血流灌注延遲的現(xiàn)象即為冠脈慢血流現(xiàn)象。
目前冠脈慢血流的現(xiàn)象隨著冠脈造影的普及而逐增,冠狀動(dòng)脈慢血流是一種重要的臨床綜合征,可致靜息與運(yùn)動(dòng)心絞痛,患者會(huì)反復(fù)出現(xiàn)臨床癥狀,但預(yù)后較好,但亦有導(dǎo)致急性冠脈綜合征甚至心肌梗死的報(bào)道,男性多見。更有最新研究將冠狀動(dòng)脈慢血流現(xiàn)象視為一種新的冠狀動(dòng)脈綜合征[3]。故目前對(duì)慢血流現(xiàn)象是否能導(dǎo)致冠脈循環(huán)障礙、心肌缺血,與臨床表現(xiàn)有無直接關(guān)系尚不十分清楚。此現(xiàn)象的病理機(jī)制目前亦不明確,傳統(tǒng)上認(rèn)為是微血管功能失調(diào),有學(xué)者認(rèn)為與血管內(nèi)皮代謝異常有關(guān),也有學(xué)者認(rèn)為慢血流是冠狀動(dòng)脈硬化的早期階段,即冠脈慢血流為早期動(dòng)脈粥樣硬化的一種表現(xiàn)形式。Pekdemir等[4]通過血管內(nèi)超聲和壓力導(dǎo)絲測定冠狀動(dòng)脈血流儲(chǔ)備分?jǐn)?shù)評(píng)價(jià)慢血流的機(jī)制,慢血流患者FFR低于正常組,同時(shí)IVUS發(fā)現(xiàn)冠狀動(dòng)脈彌漫鈣化內(nèi)膜增厚(非狹窄性粥樣硬化改變),因此慢血流可能是彌漫動(dòng)脈粥樣硬化的標(biāo)志。Avsar等[5]發(fā)現(xiàn)慢血流和頸動(dòng)脈中層增厚強(qiáng)相關(guān),認(rèn)為慢血流可能是動(dòng)脈粥樣硬化的早期標(biāo)志,對(duì)慢血流患者應(yīng)長期隨訪。有學(xué)者認(rèn)為有冠狀動(dòng)脈慢血流現(xiàn)象的患者大多為男性,多數(shù)有吸煙史[5]。但真正的原因目前尚缺乏詳細(xì)有力的研究。本研究對(duì)冠脈造影顯示慢血流者及正常的患者進(jìn)行早期動(dòng)脈硬化指標(biāo)PWV、ABI的檢測,并進(jìn)行對(duì)比研究,從而了解慢血流與動(dòng)脈粥樣硬化的相關(guān)性。
動(dòng)脈粥樣硬化對(duì)冠心病的發(fā)生、發(fā)展起著重要作用,是各種心血管事件發(fā)生、發(fā)展的基礎(chǔ),動(dòng)脈僵硬度的改變?cè)缬诮Y(jié)構(gòu)改變發(fā)生,作為評(píng)估動(dòng)脈僵硬度的一個(gè)指標(biāo),PWV的作用日益受到重視,PWV被認(rèn)為是能準(zhǔn)確反映動(dòng)脈粥樣硬化程度的早期指標(biāo)[6]。PWV為脈搏波在動(dòng)脈的傳導(dǎo)速度,由于動(dòng)脈彈性減低,脈搏波在動(dòng)脈系統(tǒng)的傳播速度加快,被廣泛用來作為評(píng)估動(dòng)脈僵硬度的一個(gè)指標(biāo)。臨床通常檢測頸動(dòng)脈-股動(dòng)脈PWV、肱動(dòng)脈-踝動(dòng)脈PWV。本文檢測指標(biāo)為肱動(dòng)脈-踝動(dòng)脈PWV。PWV可以良好地反映大動(dòng)脈的擴(kuò)張性,PWV越快,動(dòng)脈的擴(kuò)張性越差,僵硬度越高,彈性越差。當(dāng)動(dòng)脈彌漫性硬化時(shí),彈性降低,僵硬度增加,相應(yīng)表現(xiàn)為PWV的異常。Amar等[7]研究表明,PWV升高與心血管疾病的發(fā)生具有顯著相關(guān)性。Yamashina等[8]研究提示PWV增加與冠狀動(dòng)脈粥樣硬化程度呈正相關(guān)。PWV是冠狀動(dòng)脈病變的獨(dú)立的強(qiáng)預(yù)測因子[9]。隨著對(duì)動(dòng)脈粥樣硬化研究深入,另一種反映動(dòng)脈粥樣硬化的指標(biāo)(ABI)逐漸被臨床重視,研究發(fā)現(xiàn)ABI與大動(dòng)脈彈性、動(dòng)脈粥樣硬化狹窄的程度有良好相關(guān)性。ABI,即踝部動(dòng)脈收縮壓與雙側(cè)肱動(dòng)脈收縮壓的最高值之比,最初用于診斷下肢動(dòng)脈疾病,但近年來國外有關(guān)ABI的多項(xiàng)大規(guī)模臨床試驗(yàn)顯示,ABI不僅是測量和篩查下肢外周動(dòng)脈疾?。≒AD)的一種準(zhǔn)確、無創(chuàng)的手段,而且還可作為冠狀動(dòng)脈粥樣硬化程度和心血管事件發(fā)生的預(yù)測指標(biāo)。更是中老年P(guān)AD患者發(fā)生心血管事件的強(qiáng)有力的預(yù)測因子[10-12]。
本文結(jié)果表明,冠脈慢血流組與血管正常組相比,ABI稍低,但差異無統(tǒng)計(jì)學(xué)意義(P>0.05);而其PWV明顯高于血管正常組,差異有統(tǒng)計(jì)學(xué)意義(P
綜上所述,對(duì)于臨床疑診冠心病經(jīng)冠脈造影顯示慢血流的患者,可以應(yīng)用PWV和ABI綜合評(píng)估動(dòng)脈硬化的程度,尤其不具備血管內(nèi)超聲壓力導(dǎo)絲測定冠狀動(dòng)脈血流儲(chǔ)備分?jǐn)?shù)的條件時(shí),使患者及時(shí)了解自己的血管狀況,盡早給予防治,對(duì)于該類患者發(fā)生發(fā)展及預(yù)后致關(guān)重要。
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[2]呂樹錚,陳韻岱.冠脈介入診治技巧及器械選擇[M].第2版.北京:人民衛(wèi)生出版社,2006:35-36.
[3]李建軍.冠狀動(dòng)脈的慢血流現(xiàn)象應(yīng)視為一種新的冠狀動(dòng)脈綜合癥[J].中華心血管病雜志,2011,39(7):12-13.
[4] Pekdemir H,Cicek D,Camsari A,et al.Slow coronary flow may be a sign of dif fuse athersclerosis. contribut ion of FFR and IVUS[J].Act A Cardiol,2004,59(11):127-133.
[5] Avsar O,Demir I,Ekiz O,et al.Relat ionship betw een the slow coronary flow and carot id artery intima- media thickness [J].Anadolu Kardiyol Derg,2007,7(1):19-23.
[6] Nakamura U,Iwase M,Nohara S,et al.Usefulness of brachial-ankle pulse wave velocity measurement:correlation with abdominal aortic calcification[J].Hypertens Res,2003,26(2):163-167.
[7] Amar J,Ruidavets J,Chamontin B,et al.Arterial stiffness and cardiovascular risk factors in a population-based study[J].Hypertens,2001,19(3):381.
[8] Yamashina A,Tomiyama H,Arai T,et al.Brachialankle pulse wave velocity as marker of arherosclerotic vascular damage and cardiovascular risk[J].Hypertens Res,2003,26(8):615.
[9] Meaume S,Benetos A,Henry O F.Aortic pulsewave velocity pre-diets cardio-vascular mortality in subjects > 70 years of age[J].Aterioscler Thromb VaseBiol,2001,21(12):2046-2050.
[10] Zheng Z J,Sharrett A R,Chambless L E,et al.Associations of ankle-brachial index with clinical coronary heart disease, stroke and preclinical carotid and popliteal atherosclerosis: the Atherosclerosis Risk in Communities (ARIC) Study[J].Atherosclerosis,1997,131(15):115-125.
[11] Vogt M T,Mc Kenna M,Wolfson S K,et al.The relationship between ankle-brachial index, other atherosclerotic disease, diabetes, smoking andmortality in oldermen and women[J].Atherosclerosis,1993,101(25):191-202.
篇3
關(guān)鍵詞:螺旋進(jìn)度教學(xué)法;計(jì)算機(jī)教育;高等中醫(yī)院校
DOI:10.3969/j.issn.1005-5304.2014.08.041
中圖分類號(hào):R2-04 文獻(xiàn)標(biāo)識(shí)碼:A 文章編號(hào):1005-5304(2014)08-0121-02
Comparative Analysis of Spiral Progress Teaching Method and Traditional Teaching Method in Computer Teaching in TCM Colleges and Universities ZHAI Xing, SHEN Jun-hui, CHEN Guo-yong (Information Center, Beijing University of Chinese Medicine, Beijing 100029, China)
Abstract:Objective To analyze the different effects of spiral progress method and traditional method used in computer teaching in TCM colleges and universities. Methods Students were divided into the groups of spiral and traditional. At the end of the course, students would have a course examination. Results Students in spiral group got better scores than students in traditional group (P
Key words:spiral progress teaching method;computer teaching;TCM colleges and universities
計(jì)算機(jī)教育是高等中醫(yī)藥教育體系中的重要組成部分,也是實(shí)現(xiàn)中醫(yī)藥信息化以及提高學(xué)生基本素質(zhì)、培養(yǎng)學(xué)生將計(jì)算機(jī)知識(shí)應(yīng)用于中醫(yī)藥學(xué)習(xí)和研究的重要途徑?!队?jì)算機(jī)基礎(chǔ)》是學(xué)習(xí)計(jì)算機(jī)知識(shí)的入
基金項(xiàng)目:北京中醫(yī)藥大學(xué)教育科研課題(XJY12048)
門課程,對(duì)其掌握的好壞直接影響到其他計(jì)算機(jī)課程的學(xué)習(xí),但目前該課程的教學(xué)存在一些問題,如授課內(nèi)容繁雜、知識(shí)點(diǎn)瑣碎,以及上機(jī)實(shí)驗(yàn)內(nèi)容多以知識(shí)點(diǎn)的驗(yàn)證為主,缺乏實(shí)際應(yīng)用。為此,筆者將螺旋進(jìn)度教學(xué)法用于該課程的教學(xué)實(shí)踐,并與傳統(tǒng)教學(xué)法進(jìn)行比較,現(xiàn)總結(jié)如下。
本次教學(xué)試驗(yàn)表明,PBL符合培養(yǎng)具有創(chuàng)新能力的藥學(xué)專業(yè)人才的要求,有利于讓學(xué)生有效接觸教科書內(nèi)外的知識(shí),增強(qiáng)自主學(xué)習(xí)意識(shí)、提升自學(xué)能力,釋放了傳統(tǒng)學(xué)習(xí)中機(jī)械記憶的壓力,能充分思考和應(yīng)用自己的智慧。但本次采用PBL時(shí),與計(jì)劃學(xué)時(shí)數(shù)產(chǎn)生了矛盾。因此,我們?cè)诤罄m(xù)教學(xué)中將盡可能在講授一些重點(diǎn)、難點(diǎn)內(nèi)容時(shí),適當(dāng)采用PBL與傳統(tǒng)教學(xué)模式相結(jié)合的方法。
參考文獻(xiàn):
[1] 姜萍,楊振寧,商慶新,等.PBL教學(xué)模式在高等醫(yī)學(xué)教學(xué)改革中的應(yīng)用分析[J].中國中醫(yī)藥信息雜志,2005,12(3):104-105.
[2] 張兆旺.中藥藥劑學(xué)[M].2版.北京:中國中醫(yī)藥出版社,2007.
(收稿日期:2013-08-12;編輯:梅智勝)
1 資料與方法
1.1 研究對(duì)象
選取北京中醫(yī)藥大學(xué)2012級(jí)中藥03班和04班學(xué)生,各47名,03班為螺旋進(jìn)度教學(xué)法組(以下簡稱“螺旋組”),04班為傳統(tǒng)教學(xué)法組(以下簡稱“傳統(tǒng)組”),2組學(xué)生年齡、性別、入學(xué)成績差異無統(tǒng)計(jì)學(xué)意義(P>0.05),均使用《Access2010中醫(yī)藥數(shù)據(jù)庫實(shí)例教程》[1]教材,任課老師相同。
1.2 方法
1.2.1 教學(xué)方法 傳統(tǒng)組按教材章節(jié)順序進(jìn)行常規(guī)講解,螺旋組則將教材所有章節(jié)的知識(shí)點(diǎn)按難易程度劃分為初級(jí)和高級(jí)2個(gè)階段進(jìn)行學(xué)習(xí),不同之處見表1。2組上課方式均為機(jī)房上課、每人1臺(tái)電腦,考核成績計(jì)算以(理論成績×60%)+(項(xiàng)目成績×40%)。
表1 教學(xué)方法2組比較
教學(xué)方法 螺旋組 傳統(tǒng)組
知識(shí)點(diǎn)劃分 將每章的知識(shí)點(diǎn)分為“容易”和
“較難”2個(gè)層次,分別通過2個(gè)
階段來講解 按教材章節(jié)原有的知識(shí)點(diǎn)順序講解
多媒體運(yùn)用 Blackboard教學(xué)平臺(tái) PPT
項(xiàng)目實(shí)戰(zhàn) 分兩個(gè)階段做同一個(gè)項(xiàng)目,第一階
段實(shí)現(xiàn)項(xiàng)目的基本功能,第二階段
對(duì)第一階段的項(xiàng)目進(jìn)行升級(jí)改造 按章節(jié)做項(xiàng)目,每章學(xué)完后,利用該章節(jié)所學(xué)知識(shí)點(diǎn)完成項(xiàng)目的一個(gè)模塊
1.2.2 評(píng)價(jià)方法 本學(xué)期教學(xué)任務(wù)完后對(duì)2組學(xué)生進(jìn)行考核并發(fā)放問卷,進(jìn)行不記名調(diào)查,內(nèi)容為其對(duì)所在組教學(xué)方法學(xué)習(xí)興趣、必要性和學(xué)習(xí)效果評(píng)價(jià)。
1.3 統(tǒng)計(jì)學(xué)方法
采用SPSS17.0統(tǒng)計(jì)軟件進(jìn)行分析,組間比較采用t檢驗(yàn),P
2 結(jié)果
2.1 考試成績
螺旋組平均考試成績?yōu)椋?9.02±6.79)分,傳統(tǒng)組為(73.45±6.42)分,2組比較差異有統(tǒng)計(jì)學(xué)意義(t=-4.086,P
2.2 問卷調(diào)查
共發(fā)放問卷94份,回收有效問卷94份,有效回收率為100%。2組教學(xué)效果比較見圖1??梢姡菪M在掌握基礎(chǔ)知識(shí)、提高學(xué)習(xí)興趣、提高實(shí)踐能力、提高自學(xué)能力及對(duì)教學(xué)方法滿意度方面均優(yōu)于傳統(tǒng)組,而在提高團(tuán)隊(duì)協(xié)作能力方面2組差別不大,這可能是由于2組在教學(xué)中都采用了項(xiàng)目教學(xué)法。另外,對(duì)螺旋組學(xué)生單獨(dú)進(jìn)行了2項(xiàng)問卷調(diào)查:對(duì)教學(xué)方法的興趣程度調(diào)查結(jié)果顯示,感興趣的學(xué)生有40名(85%),表明大多數(shù)學(xué)生樂意接受螺旋進(jìn)度教學(xué)法;對(duì)將螺旋進(jìn)度教學(xué)法引入《計(jì)算機(jī)基礎(chǔ)》課堂必要性的調(diào)查顯示,43名(92%)學(xué)生認(rèn)為“有必要”,說明絕大多數(shù)學(xué)生對(duì)螺旋進(jìn)度教學(xué)法在《計(jì)算機(jī)基礎(chǔ)》課程中的應(yīng)用表示認(rèn)可。
圖1 2組教學(xué)方法效果比較
3 討論
篇4
為了比較急性單核細(xì)胞白血病M5a和M5b細(xì)胞遺傳學(xué)差異,并研究其與臨床行為之間的相互關(guān)系,采用骨髓直接法和24小時(shí)短期培養(yǎng)法制備染色體標(biāo)本,用G顯帶技術(shù)對(duì)58例成人初發(fā)急性單核白血病細(xì)胞進(jìn)行核型分析,同時(shí)對(duì)其臨床資料進(jìn)行回顧性研究。結(jié)果表明: 58例患者中正常核型28例,異常核型30例,其中正常核型在M5b中出現(xiàn)率高于M5a(P=0.0001),異常核型中11q23異常和+8染色體在M5a中均較M5b常見(P
【關(guān)鍵詞】 急性單核細(xì)胞白血??; AML-M5a; AML-M5b; 細(xì)胞遺傳學(xué)
Comparison of Cytogenetics and Clinical Manifestations between M5a and M5b of Acute Monocytic Leukemia
Abstract To compare the cytogenetic difference between M5a and M5b of acute monocytic leukemia and to study the correlation between karyotypes and clinical manifestations,a total of 58 cases of de novo adult AML M5 have been investigated. Chromosome metaphases of bone marrow cells were prepared by using direct method and 24 hours short-term culture. The karyotypes were analyzed by G-banding. Meanwhile,clinical information of these cases were studied retrospectively. The results showed that there were 28 with normal karyotype and 30 with aberrant karyotype in 58 cases. The frequency of normal karyotype in patients with M5b was significantly higher than that in patients with M5a(P=0.0001). The 11q23 aberrations and trisomy 8 were more common in patients with M5a in comparison with patients with M5b(P
Key words acute monocytic leukemia; AML-M5a; AML-M5b; cytogenetics
Acute myeloid leukemia (AML) can be classified by FAB system into different groups based on cellular morphology and cytochemistry staining of bone marrow cells. According to the differentiation stage of monocytic cells,acute monocytic leukemia (AML-M5) consists of two groups: M5a,the percentage of monoblasts is ≥80%; M5b,the majority of monocytic cells are promonocytes (blasts <80%)[1]. In addition,hematological malignancies can be classified as lymphocytic,myeloid,histocytic and mastocytic series based on the origin of malignant cells by the WHO. Each group is determined by morphology,cytogenetics and clinical characteristics. However,these two classification systems cannot be used to differentiate the cytogenetic characteristics and clinical manifestations between patients with M5a and M5b. In the present study,we investigated 58 newly diagnosed AML M5 patients in order to better characterize the cytogenetic changes and clinical manifestations of these patients for more accurate classification and understanding of the pathogene-sis of the disease,which could lead to the development of a novel therapeutic strategy.
Materials and Methods
Patients
During the period from January 2000 to June 2004,58 patients were newly diagnosed with AML M5 in the department of Hematology of Union Hospital affiliated to Tongji Medical College,Huazhong University of Science and Technology (Wuhan). The clinical records and laboratory test reports of these cases were reviewed. The clinical diagnosis was made based on the clinical symptoms,peripheral blood counts,bone marrow examination. 26 out of the 58 patients were classified as M5a and 32 as M5b. There were 12 males and 14 females of AML M5a patients,aged from 18 to 59 with a median age of 39.5,while 20 males and 12 females of AML M5b patients aged between 28 to 66 with a median age of 48.
Cytogenetic analysis
2-3 mls of heparinized bone marrow from patients were cultured in RPMI 1640 supplemented with 20% fetal calf serum and 20 U/ml heparin. The cell density was adjusted to 1×106/ml. The samples were incubated at 37℃ for 24 hours,then treated by colchicines with the final concentration of 0.05 μg/ml for another 42 minutes. Standard cytogenetic preparation was made; a modified chromosome banding technique (G-banding) was used. For chromosome analysis at least 30-50 metaphase chromosomes should be counted in each sample,and 10 metaphase chromosomes were analyzed by microscopy or micro photography. Karyotypes were analyzed according to the International System for Cytogenetic Nomenclature (ISCN. 1995).
Protocols
All patients were treated with regimens as follows: (1)DA (daunorubicin 45 mg/m2 per day by intravenous infusion (iv),day 1 to 3,plus cytarabine 100-200 mg/m2 per day by intramuscular injection (im) day 1 to 7); (2)HA (homoharringtonine 2-3 mg/m2 by iv per day,day 1 to 3,plus cytarabine 100-200 mg/m2 per day by im,day 1 to 7); (3)IA (idarubicin 10 mg/m2 per day by iv,day 1 to 3,plus cytarabine 100-200 mg/m2 per day by im day 1 to 7); (4)MEA (mitoxantrone 8-12 mg/m2 per day,day 1 to 3,plus etoposide 100 mg/m2 per day by iv drip,day 4 to 5,plus cytarabine 100-200 mg/m2 per day by im,day 1 to 5). Subsequently,some patients received strengthening chemotherapy with cytarabine 1.5 g/m2 twice a day for 6 days,while patients older than 70 years received the same therapy for only 3 days. Out of the 58 patients,two underwent human leukocyte antigen-matched allogeneic bone marrow transplantation and one underwent peripheral blood stem cell transplantation after the diseases went into complete remission.
Definition of response
Complete remission was defined in each protocol as absence of leukemia in the bone marrow indicated by less than 5% blasts,recovery of normal peripheral blood cell counts as indicated by absolute neutrophil count≥1.5×109/L,and platelet count≥100×109/L,and absence of extramedullary leukemia.
Statistical analysis
Clinical and cytogenetic characteristics of AML M5a patients were compared with that of AML M5b patients using χ2 test.
Results
Cytogenetic analysis
Out of 58 patients,28 (48.3%) had normal karyotypes,the frequency of which was significantly higher in the patients with AML M5b (85.7%,n=24) than that in the patients with AML M5a (14.3%,n=4)(P
Clinical characteristics
Out of all the patients,abnormally high white blood cell counts (≥50×109/L) were detected in 27 patients (M5a vs M5b∶ 14 vs 13); hepatosplenomegaly was observed in 22 patients (M5a vs M5b∶11 vs 11); extramedullary disease in the skin was found in 16 patients (M5a vs M5b∶9 vs 7),enlargement of lymph nodes in 20 patients. 15 patients had central nervous system leukemia (M5a vs M5b∶9 vs 6); 14 patients had the disseminated intravascular coagulation (M5a vs M5b∶8 vs6).
The complete remission rate was 42.3% (n=11) for patients with M5a,56.3% (n=18) for patients with M5b,and 50% (n=29) for all AML M5 patients. The percentage of the one-year disease-free survival(DFS)in patients with AML M5a was 26.9% (n=7),while it was 34.4% (n=11) in patients with AML M5b. The clinical characteristics between the two subtypes were not significantly different (P>0.05). These results are listed in Table 2.Table 1. Cytogenetic data for patients with AML M5 subtypes(略)Table 2. Clinical characteristics of AML M5 patients with various karyotypes(略)
Discussion
Specific non-random chromosomal abnormalities are often observed in certain subtypes of hematologic malignancy. More aberrant cytogenetics has been discovered in patients with AML M5 after
initially finding of t(9;11) (p21;q23) in M5a patient by Berger[2] in 1980. Haferlach et al[3]considered that 11q23 aberration and trisomy 8 were significantly associated with AML-M5. Tkachuk et al[4] found that 11q23 abnormalities are involved in the MLL gene (or named “ALL1” or “HRX”),spanning 90 kb of cDNA and encoding a 3968-amino acid protein with molecular mass about 430 kD. The wild-type MLL protein has three AT-hook DNA binding domains and multiple zinc finger domains. MLL gene-encoded product as a transcription factor then may bind with the genes regulating body development and cell differentiation[5]. The gene rearrangements of MLL such as 11q23 translocation alter its structure and function and may lead to leukemogenesis.
Meanwhile,the trisomy 8 is a chromosome abnormality. Although the inducing mechanism and the biologic role of the trisomy 8 are unknown,the relationship between the trisomy 8 and monocytic malignancy has been suggested [6]. The occurrence of trisomy 8 may enhance the expression of genes,leading to the development of leukemias. In this study,the incidence of “normal karyotypes” was higher in patients with M5b than that in patients with M5a (P
The clinical characteristics of patients with AML M5 included extramedullary infiltration with high WBC counts,low complete remission rate and short disease-free survival (DFS). In our study,no significant difference was found regarding those characteristics between the two subtypes,in agreement with the results from the study of the Eastern Cooperative Oncology Group (ECOG) on 81 patients with AML M5[1].
Meantime,Schoch et al[7] analyzed 1 897 AML cases with 11q23 abnormalities,and found that the patients with 11q23 deletion/translocation/inversion were often slightly younger and had high WBC counts,hepatosplenomegaly,central nervous system involvement,low complete remission and short DFS. The clinical data from the Southwest Oncology Group[8] demonstrated that the patients with the trisomy 8 were slightly older,and with lower WBC counts,lower percentages of peripheral blasts,lower complete remission and shorter DFS than those of patients without the trisomy 8. Because of the limited case numbers,the comparison of clinical data among patients with various aberrant karyotypes was not performed in this study,but lower complete remission and shorter DFS were still evident.
In conclusion,the AML M5 patients examined in this study showed a significant heterogeneity in cytogenetics and clinical manifestations. The 11q23 aberrantions and trisomy 8 were more frequently detected in patients with AML M5a,compared with patients with M5b. Most of the patients with AML M5b had a normal karyotype. The patients with aberrant karyotypes had a lower complete remission rate and shorter DFS. These results provide further insights into the pathogenesis of AML M5 and might lead to a better classification of the disease.
Acknowledgements
The authors would like to thank Professor Daohong Zhou in Medical University of South Carolina,USA,for helpful English polishing on the manuscript.
參考文獻(xiàn)
1 Tallman MS,Kim HT,Paietta E,et al. Acute monocytic leukemia (French-American-British classification M5) does not have a worse prognosis than other subtypes of acute myeloid leukemia: a report from the Eastern Cooperative Oncology Group. J Clin Oncol,2004;22: 1276-1286
2 Berger R,Bernheim A,Weh HJ,et al. Cytogenetics studies on acute monocytic leukemia. Leuk Res,1980;4:119-127
3 Haferlach T,Schoch C,Shnittger S,et al. Distinct genetic patterns can be identified in acute monoblastic and acute monocytic leukaemia (FAB AML M5a and M5b): a study of 124 patients. Br J Haematol,2002;118:426-431
4 Tkachuk DC,Kohler S,Clearly ML. Involvement of a homolog of Drosophila trithorax by 11q23 chromosomal translocations in acute leukemias. Cell,1992;71:691-700
5 徐偉來,金潔,陳志妹等. 8號(hào)染色體三體38例臨床及實(shí)驗(yàn)研究. 中華醫(yī)學(xué)遺傳學(xué)雜志,2003; 20:528-531
6 Anonymous. Morphologic,immmunologic,and cytogenetic (MIC) working classification of the acute myeloid leukemias. Report of the Workshop held in Leuven,Belgium,September 15-17,1986. Se-cond MIC Cooperative Study Group. Cancer Genet Cytogenet,1988; 30:1-15
篇5
[關(guān)鍵詞]案例教學(xué)法;口腔醫(yī)學(xué);教學(xué)效果
[中圖分類號(hào)]R783 [文獻(xiàn)標(biāo)識(shí)碼]A [文章編號(hào)]1008-6455(2012)08-1403-03
口腔美容醫(yī)學(xué)是與醫(yī)學(xué)臨床結(jié)合緊密且實(shí)踐性很強(qiáng)的臨床學(xué)科,要求學(xué)生既要掌握扎實(shí)的理論知識(shí),同時(shí)還要具備分析病情和解除病癥的能力[1]。傳統(tǒng)教學(xué)方法難以在有限的教學(xué)時(shí)間內(nèi)充分地、多角度地闡述和展示疾病及其特征,使得醫(yī)學(xué)生孤立了醫(yī)學(xué)理論的學(xué)習(xí)[2]。案例教學(xué)法能夠按照教學(xué)目標(biāo)的需要,以臨床真實(shí)病例為導(dǎo)引,培養(yǎng)學(xué)生掌握理論知識(shí)并應(yīng)用分析,提高學(xué)生思考、分析和解決問題的能力[3]。筆者從2011年開始在口腔美容醫(yī)學(xué)??茖W(xué)生中部分采用了案例教學(xué)法,取得了一定的教學(xué)效果,現(xiàn)總結(jié)如下。
1 資料和方法
1.1臨床資料:選擇本校2010級(jí)3年制??瓶谇幻廊葆t(yī)學(xué)班學(xué)生112例(男58例,女54例),隨機(jī)分為實(shí)驗(yàn)組、對(duì)照組,實(shí)驗(yàn)組56例,其中男29例,女27例;對(duì)照組56例,其中男29例,女27例。兩組學(xué)生在入學(xué)成績和性別比例上無差異(P>0.05)。兩班授課老師、教學(xué)時(shí)數(shù)及教學(xué)進(jìn)度完全一致。
1.2 實(shí)驗(yàn)組教學(xué)方法[4]:采用案例教學(xué)法進(jìn)行教學(xué),基本過程為:典型病例引導(dǎo)并提出問題教師精講教材理論知識(shí)課堂學(xué)習(xí)小組進(jìn)行病例討論學(xué)生得出結(jié)果并上講臺(tái)分析病例教師給出正確診療。
1.2.1典型病例導(dǎo)入并提出問題:某女,23歲,全口牙齒呈灰黃色影響美觀來診,患者自年幼發(fā)覺全口牙齒萌出后均呈灰黃色,患者母親妊娠期曾進(jìn)食四環(huán)素類藥物病史,否認(rèn)高氟地區(qū)居住史,自幼患者笑不露齒,并形成一定心理壓力,未經(jīng)任何診療。根據(jù)以上病例資料提出以下問題:①該患者最可能的疾病診斷是什么;②該疾病應(yīng)該與哪些疾病相鑒別;③如何對(duì)該患者進(jìn)行治療。
1.2.2教師在學(xué)生熟記典型病例后進(jìn)行教學(xué)理論知識(shí)內(nèi)容講解。
1.2.3課堂以學(xué)習(xí)小組為單位進(jìn)行病例討論。
1.2.4學(xué)生以學(xué)習(xí)小組為單位主動(dòng)上講臺(tái)分析病例。
1.2.5教師總結(jié)病例分析討論結(jié)果,給出患者正確診療及設(shè)計(jì)問題答案。
1.3 對(duì)照組教學(xué)方法[1]:采用傳統(tǒng)教學(xué)法,按照教學(xué)大綱的要求,以教師給學(xué)生講授教科書的重點(diǎn)和難點(diǎn)為主,學(xué)生記筆記,完成課后作業(yè)。
1.4 測評(píng)方法:在學(xué)期末,對(duì)兩組進(jìn)行理論考試及授課滿意度調(diào)查。理論考試采取閉卷考試,考試時(shí)間為90min,題型分為名詞解釋,填空、單項(xiàng)選擇、簡答、病例分析,共計(jì)100分。比較兩組學(xué)生期末考試的成績,評(píng)價(jià)兩種教學(xué)法的效果。滿意度問卷調(diào)查設(shè)滿意、基本滿意、不知道和不滿意等4個(gè)等級(jí),發(fā)送授課滿意度調(diào)查問卷112份,收回112份。統(tǒng)計(jì)學(xué)SPSS 13.0軟件處理實(shí)驗(yàn)數(shù)據(jù)采用t檢驗(yàn),P<0.05表示差異具有統(tǒng)計(jì)學(xué)意義。
2 結(jié)果
2.1 考試結(jié)果分析:將兩組學(xué)生的理論課學(xué)期末考試成績進(jìn)行比較,實(shí)驗(yàn)組學(xué)生的考試平均成績?yōu)?3.26±7.39,對(duì)照組考試平均成績?yōu)?0.31±8.84。顯示實(shí)驗(yàn)組的期末考試成績明顯高于對(duì)照組,有顯著性差異(P<0.05)。
2.2 滿意度調(diào)查結(jié)果分析:對(duì)兩組學(xué)生進(jìn)行授課滿意度問卷調(diào)查,實(shí)驗(yàn)組學(xué)生的授課滿意度調(diào)查中滿意者45例,為總?cè)藬?shù)80.36%;基本滿意者9例,為總?cè)藬?shù)16.07%;不知道者2例,為總?cè)藬?shù)3.57%;無不滿意學(xué)生。對(duì)照組學(xué)生的授課滿意度調(diào)查中滿意者17例,為總?cè)藬?shù)30.36%;基本滿意者24例,為總?cè)藬?shù)42.86%;不知道者11例,為總?cè)藬?shù)19.64%;不滿意者4例,為總?cè)藬?shù)7.14%。以上實(shí)驗(yàn)結(jié)果進(jìn)行學(xué)生學(xué)習(xí)質(zhì)量評(píng)價(jià)顯示:案例教學(xué)法能夠使學(xué)生學(xué)習(xí)觀念和學(xué)習(xí)行為發(fā)生轉(zhuǎn)變,能從根本上促進(jìn)學(xué)生由片面學(xué)習(xí)向全面學(xué)習(xí)轉(zhuǎn)變,由被動(dòng)學(xué)習(xí)向主動(dòng)學(xué)習(xí)轉(zhuǎn)變,由被動(dòng)實(shí)踐向主動(dòng)實(shí)踐轉(zhuǎn)變,由整齊劃一的學(xué)習(xí)向個(gè)性化學(xué)習(xí)轉(zhuǎn)變,由偏重知識(shí)學(xué)習(xí)向注重能力學(xué)習(xí)轉(zhuǎn)變,由盲目學(xué)習(xí)向自覺學(xué)習(xí)轉(zhuǎn)變,讓學(xué)生成為個(gè)性健全的個(gè)體[5]。
3 討論
我國醫(yī)學(xué)教育多年以來大多采用傳統(tǒng)的填鴨式教學(xué)方法,以教師提供學(xué)生信息和知識(shí)為主,要求學(xué)生記憶,達(dá)到學(xué)習(xí)的目的,只注重知識(shí)的灌輸和傳遞,忽視了學(xué)生的知識(shí)應(yīng)用能力培養(yǎng),理論知識(shí)與臨床實(shí)踐脫節(jié),學(xué)生不能將理論知識(shí)應(yīng)用于臨床實(shí)際工作中。走上工作崗位后,學(xué)生面臨錯(cuò)綜復(fù)雜的臨床病情往往無所適從,手足無措。鑒于傳統(tǒng)醫(yī)學(xué)教學(xué)法存在諸多弊端,一種新型醫(yī)學(xué)教學(xué)模式有待于廣大醫(yī)學(xué)教學(xué)者探討及研發(fā)。我校開展案例教學(xué),“以病例為先導(dǎo),以問題為基礎(chǔ)”,激發(fā)了學(xué)生的學(xué)習(xí)興趣,建立了學(xué)生的臨床思維能力,提高分析、解決問題的能力,增強(qiáng)與人合作、溝通的能力,增強(qiáng)語言表達(dá)能力,活躍課堂氣氛、積極發(fā)言,為培養(yǎng)醫(yī)學(xué)臨床工作人才奠定基礎(chǔ);案例教學(xué)法還可以發(fā)揮學(xué)生的主體作用,幫助學(xué)生盡早形成臨床思維,避免了傳統(tǒng)教學(xué)不足,收到良好教學(xué)效果[6]。
案例教學(xué)法要求教師具有扎實(shí)的理論和較強(qiáng)的表達(dá)能力,而且要求教師要具備豐富的臨床經(jīng)驗(yàn)及較好的組織和思維能力,對(duì)教學(xué)過程中出現(xiàn)的各種情況能夠靈活處理,啟發(fā)和引導(dǎo)學(xué)生探究案例中所滲透的普遍規(guī)律[7]。我校臨床技能訓(xùn)練實(shí)驗(yàn)中心為我校開展案例教學(xué)法提供保障,實(shí)驗(yàn)中心所提供的先進(jìn)模擬診療環(huán)境、模擬患者及臨床先進(jìn)醫(yī)療器械,為學(xué)生進(jìn)入臨床實(shí)踐奠定堅(jiān)實(shí)基礎(chǔ)。醫(yī)學(xué)教學(xué)人員經(jīng)我校附屬醫(yī)院臨床工作后篩選典型、具有代表性、與日常生活密切相關(guān),并且與相應(yīng)教材章節(jié)內(nèi)容吻合的病例,保證案例具有真實(shí)的來源。
案例教學(xué)法有利于提高教師的綜合素質(zhì),可調(diào)動(dòng)教師教學(xué)改革的積極性,更好地發(fā)揮教師在教學(xué)中的主導(dǎo)作用,不斷提高教學(xué)水平。并同時(shí)要求教師具有扎實(shí)的理論知識(shí),具備豐富的教學(xué)與臨床經(jīng)驗(yàn),能將理論知識(shí)與臨床實(shí)踐融會(huì)貫通[8]。教師應(yīng)具備較強(qiáng)的洞察和辨別能力,不斷地從臨床診療中尋求具有針對(duì)性、時(shí)效性、真實(shí)性和知識(shí)面緊扣教學(xué)大綱的教學(xué)案例[9]。案例內(nèi)容應(yīng)具有訓(xùn)練重點(diǎn),在案例中應(yīng)該包含足夠的知識(shí)信息,讓學(xué)生體會(huì)到疾病發(fā)生發(fā)展的變化,以及同一患者、同一疾病變化中所采取的不同治療措施,這是傳統(tǒng)教學(xué)不能達(dá)到的。案例教學(xué)法有利于培養(yǎng)學(xué)生綜合分析和解決問題的能力。通過病例引導(dǎo)進(jìn)行學(xué)習(xí),可以縮短理論知識(shí)與臨床實(shí)踐之間的距離。通過學(xué)生對(duì)案例的分析和總結(jié)為他們將來的臨床實(shí)踐奠定牢固的基礎(chǔ),使學(xué)生更加清楚地認(rèn)識(shí)到理論知識(shí)對(duì)將來臨床實(shí)踐的重要性,激發(fā)學(xué)生學(xué)習(xí)理論知識(shí)的熱情,把枯燥抽象的理論知識(shí)放在具體的病例情境中去學(xué)習(xí),激發(fā)了學(xué)生的學(xué)習(xí)興趣。案例教學(xué)法活躍了課堂氣氛,使學(xué)生從傳統(tǒng)教學(xué)模式的“要我學(xué)”,達(dá)到“我要學(xué)”的境界。合理運(yùn)用案例教學(xué)法,可以激發(fā)學(xué)生獨(dú)立思考和創(chuàng)新意識(shí),培養(yǎng)理論知識(shí)應(yīng)用于臨床的能力。
本研究數(shù)據(jù)表明,實(shí)驗(yàn)組的期末考試成績明顯高于對(duì)照組。該教學(xué)法可以激發(fā)學(xué)生學(xué)習(xí)興趣,提高分析、解決問題的能力。93.26%學(xué)生贊成案例教學(xué)法,受到學(xué)生的認(rèn)可和歡迎。但一種教學(xué)方式是否值得推廣,還需在長期的教學(xué)實(shí)踐中進(jìn)行檢驗(yàn)。
[參考文獻(xiàn)]
[1]左恩俊,胡書海,李曉杰,等.案例教學(xué)法和傳統(tǒng)教學(xué)法相結(jié)合在口腔修復(fù)學(xué)理論教學(xué)中的應(yīng)用[J].中國高等醫(yī)學(xué)教育,2011(4):101-102.
[2]陳鐵夫,彭清云.制作多媒體課件在整形美容外科教學(xué)中的應(yīng)用[J].中國美容醫(yī)學(xué),2010,19(4):587-588.
[3]鄧月仙,張寶,劉文寶.案例教學(xué)法應(yīng)用的現(xiàn)狀與對(duì)策研究[J].西北醫(yī)學(xué)教育,2011,19(4):762-764.
[4]潘學(xué)兵,林小珊,冼敏清,等.案例教學(xué)法和傳統(tǒng)教學(xué)法結(jié)合在組織學(xué)與胚胎學(xué)中的應(yīng)用[J].中國醫(yī)療前沿,2011,6(10):89-96.
[5]高書杰.高等醫(yī)學(xué)院校學(xué)生學(xué)習(xí)質(zhì)量評(píng)價(jià)研究[J].中國美容醫(yī)學(xué),2011,20(1):14-15.
[6]文 凱,廖和和,袁 泉,等.淺析以病例為基礎(chǔ)的教學(xué)模式在臨床實(shí)習(xí)教學(xué)中的應(yīng)用[J].西北醫(yī)學(xué)教育,2007,15(4):749-750.
[7]史金娜,毛立民,呂艷超,等.案例教學(xué)法在五年制本科口腔教學(xué)中的應(yīng)用[J].西北醫(yī)學(xué)教育,2008,16(4):787-789.
[8]朱金玲,劉英芹,張 虎,等.案例教學(xué)法在醫(yī)學(xué)遺傳學(xué)教學(xué)中的應(yīng)用[J].黑龍江醫(yī)藥科學(xué),2011,34(3):41-42.
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