武汉体育学院学报
武漢體育學院學報
무한체육학원학보
Journal of Wuhan Institute of Physical Education
2010年
1期
65~67
,共null页
运动医学 心肌肌钙蛋白T(cTnT) 心钠素(ANP) 大负荷训练 皮艇运动员
運動醫學 心肌肌鈣蛋白T(cTnT) 心鈉素(ANP) 大負荷訓練 皮艇運動員
운동의학 심기기개단백T(cTnT) 심납소(ANP) 대부하훈련 피정운동원
sports medicine; cTnT; ANP; intensive training; kayak athlete
为探讨男子皮艇运动员大负荷训练周期心脏机能和生化指标的变化及意义,跟踪检测了8名优秀运动员和8名普通运动员血清心肌肌钙蛋白T(cTnT)和血浆心钠素(ANP)的浓度。结果显示优秀运动员训练2周后,cTnT显著增高(P〈0.01),4周后回到训练前水平,同时血浆ANP浓度维持在较高水平;普通运动员训练2周后cTnT显著增高,4周后仍持续上升,但ANP呈下降趋势;两组运动员不同状态下平均心率均有显著差异。由此可见,高水平运动员心脏具备良好的储备能力和内分泌功能,普通男子皮艇运动员训练中期可能存在心肌损伤,但属可复性;综合cTnT和ANP浓度以及心率的变化,可用于训练中对心肌损伤情况的监测和运动量的辅助评价。
為探討男子皮艇運動員大負荷訓練週期心髒機能和生化指標的變化及意義,跟蹤檢測瞭8名優秀運動員和8名普通運動員血清心肌肌鈣蛋白T(cTnT)和血漿心鈉素(ANP)的濃度。結果顯示優秀運動員訓練2週後,cTnT顯著增高(P〈0.01),4週後迴到訓練前水平,同時血漿ANP濃度維持在較高水平;普通運動員訓練2週後cTnT顯著增高,4週後仍持續上升,但ANP呈下降趨勢;兩組運動員不同狀態下平均心率均有顯著差異。由此可見,高水平運動員心髒具備良好的儲備能力和內分泌功能,普通男子皮艇運動員訓練中期可能存在心肌損傷,但屬可複性;綜閤cTnT和ANP濃度以及心率的變化,可用于訓練中對心肌損傷情況的鑑測和運動量的輔助評價。
위탐토남자피정운동원대부하훈련주기심장궤능화생화지표적변화급의의,근종검측료8명우수운동원화8명보통운동원혈청심기기개단백T(cTnT)화혈장심납소(ANP)적농도。결과현시우수운동원훈련2주후,cTnT현저증고(P〈0.01),4주후회도훈련전수평,동시혈장ANP농도유지재교고수평;보통운동원훈련2주후cTnT현저증고,4주후잉지속상승,단ANP정하강추세;량조운동원불동상태하평균심솔균유현저차이。유차가견,고수평운동원심장구비량호적저비능력화내분비공능,보통남자피정운동원훈련중기가능존재심기손상,단속가복성;종합cTnT화ANP농도이급심솔적변화,가용우훈련중대심기손상정황적감측화운동량적보조평개。
In order to discuss the changes in cardiac function of male kayak athletes, the serum cardiac troponin T (cTnT) and the plasma atrial natriuretic peptide (ANP) of eight elite athletes and eight ordinary athletes were monitored. The results showed that in the group of elite athletes, the level of cTnT increased significantly (P〈0.01) after two weeks" training, and then recovered four weeks later. However, the plasma ANP maintained at a high level. Whine in the group of ordinary athletes, the level of cTnT continued to increase from two to four weeks, the ANP declined. The average heart rates differed between the two groups. It could be seen that the elite athletes" hearts had good cardiac reserve and endocrine function. The cardiac damage might exist among the ordinary male kayak athletes during the intensive training, but it was recoverable. Under the consideration of the three indices (cTnT, ANP and heart rate), the cardiac muscle damage and the workload in exercise could be monitored.