chronotropic
英
美
n. 变时性
adj. 变时（性）的
双语例句
- Clinical study on chronotropic incompetence of treadmill exercise testing and coronary artery disease
平板运动试验与心脏变时功能不全对冠状动脉病变的诊断价值 - Diagnositic Efficacy Study of Chronotropic Response Index for Coronary Artery Disease
变时性指数对冠心病诊断效能的研究 - Chronotropic drug infusions are recommended as an alternative to pacing in symptomatic and unstable bradycardia.
有异常症状与不稳定生命徵象的心缓，增快心率的药物输注可以为起博的第二选择。 - Cavernous sinus thrombophlebitis positive sinoatrial chronotropic effect
正性窦房性心率作用 - Effects of exercise training on chronotropic function in patients with essential hypertension
运动对高血压患者心脏变时性功能的影响 - What's the rate for a twin room? positive sinoatrial chronotropic effect
双人房费率是多少？正性窦房性心率作用 - Negative chronotropic response to low-dose atropine is associated with parasympathetic nerve-mediated cardiovascular response in postoperative patients with congenital heart disease
先天性心脏病术后患者应用小剂量阿托品引起的负性变时效应与副交感神经介导的心血管反应有关 - Sustained ectopic atrial rhythm with sufficient chronotropic function: clinical characteristics, electrophysiologic mechanisms and its radiofrequency catheter ablation
具有良好变时作用的持续性房性异位心律：临床特征、电生理机制及射频导管消融 - Effects of sinomenine on isoprenaline and calcium mediated positive chronotropic action
青藤碱对异丙肾上腺素、组胺及氯化钙正性频率作用的影响 - These results suggest that the negative chronotropic and inotropic responses to 293B in the right atrium of the dog are not related to muscarinic receptor and β-adrenoceptor.
上述结果提示，在犬右心房组织中，293B的负性频率和负性肌力作用与M胆碱能受体和β-受体无关。 - CONCLUSION: Mel possesses a biphasic effect on left atria and a positive chronotropic effect on right atria.
结论：Mel对离体豚鼠左心房收缩具双向作用，对右心房具正性频率作用。 - Conclusion: Endogenous catecholamine mediates the arrhythmogenic, positively chronotropic and inotropic effects of IL-2.IL-2 at 200 U/ ml inhibits the cardiac function in the isolated rat heart.
结论：内源性儿茶酚胺介导了IL2的致离体心脏心律失常、正性变时和变力作用，较高浓度的IL2抑制离体心脏的功能。 - METHODS: The positive inotropic and chronotropic effects mediated by α 1A and α 1B subtypes were determined on isolated left ventricular papillary muscles and right atrium in Pro-and NaCl-treated rats.
方法：测定Pro大鼠和正常鼠左心室乳头状肌和右心房收缩力和心率。 - Conclusion It seems reasonable to state that a high titer of the autoantibody against β_3-AR in the serum in patients with heart failure, which could have a negative inotropic and chronotropic effect, may be a part of pathophysiological mechanisms of heart failure.
结论心衰患者血清中含有较高滴度的抗β3-AR自身抗体并具有负性变力和变时效应，提示该抗体可能参与心衰的病理生理机制。 - Conclusion: ① Hypothalamic TRH can produce positive inotropic and chronotropic response to myocardium.
结论：①下丘脑TRH对心脏有正性变时、变力作用。 - Conclusion Ana was shown to decrease the myocardial contractility and slow down the heart rate, denoting negative inotropic as well as negative chronotropic action.
结论Ana使离体大鼠心肌收缩力降低，心率减慢，表现出负性肌力和负性频率作用； - Prognostic significance of chronotropic response to dobutamine stress echocardiography in patients with peripheral arterial disease
外周动脉疾病患者对多巴酚丁胺负荷超声心动图检查变时性反应的预后意义 - Conclusions The results showed that SK induces positive inotropic and negative chronotropic response accompanying the decrement of PP.
结论SK对离体大鼠心脏有正性变力及负性变时效应，并可使灌注压降低。 - Hypothalamic endogenous cholinergic transmitter can produce negative chronotropic and positive inotropic response to myocardium. Hypothalamic TRH mediates cardiac function maybe partly through cholinergic M receptor.
下丘脑内源性胆碱能递质对心脏有正性变时但负性变力的作用，下丘脑TRH调节心功能可能部分通过胆碱能M受体通路。 - Conclusion: IL 2 inhibited the autorhythmicity of cultured cardiomyocyte directly while the positive chronotropic and arrhythmogenic effects of IL 2 in the isolated rat heart may be mediated by endogenous catecholamine.
结论：IL2可直接抑制培养心肌自律性，其对离体心脏的正性变时和致心律失常作用可能由内源性儿茶酚胺介导。 - 40 patients received DDD pacemakers, 28 of them were complete A-V conduction block and normal atrial chronotropic response.
安置DDD起搏器40例，28例为心房变时性反应正常的完全性房室传导阻滞。 - Positive Chronotropic and Inotropic Effects by Urocortin and Expression of CRF-R2 β mRNA in the Heart
Urocortin正性频率和正性肌力作用以及心脏CRF-R2βmRNA表达的研究 - In patients with chronotropic incompetence of the sinus node, the DDD pa-cing won't provide rate response.
窦结变速不全的患者，则DDD型起搏不能随运动而增加起搏率。 - The chronotropic incompetence in patients with 2 type diabetes mellitus
2型糖尿病患者的心率变时性功能不全及其意义 - Negative chronotropic effect of calcium on the sinus node of rabbits
高钙对兔窦房结的负性变时作用 - Neuropeptide Y ( NPY) has the strong cardiovascular effects. It not only has direct and indirect vasoconstrictor effects but also has inotropic and chronotropic effects on the myocardial cells.
神经肽Y（NPY）具有强大的心血管活性作用，它既可直接或间接作用于血管平滑肌细胞增强缩血管功能，又可作用于心肌细胞，影响心肌舒缩活性。 - The Negative Chronotropic Effect of Isorhynchophylline and Its Mechanism
异钩藤碱的负性变时作用及其机理的探讨 - MD also showed some positive chronotropic action, although this is much weaker than that of ISO.
MD也有一定的正性频率作用，但比ISO弱得多； - Intravenous injection of B-7601 produced the negative chronotropic and dromotropic action in rats.
静注B-7601大鼠心脏呈现负性频率作用和负性传导作用。 - Discovered that: anti-β 1-AR autoantibody(β 1-AAB) is able to recognize the functional epitope peptide of the second extracellular loop of the β 1-AR, and it exhibited the agonist-like effect such as positive chronotropic effect.
1990年Magnusson等的研究发现，抗β1-AR自身抗体（β1-AAB）能够专一性识别β1-AR细胞外第二环的功能表位肽段，并具有类激动剂样的正性变时效应。