hemodynamics

简明释义

英[ˌhiːməʊdaɪˈnæmɪks]美[ˌhiːmoʊdaɪˈnæmɪks]

n. [生理][基医][生物物理]血液动力学（等于 haemodynamics）

英英释义

单词用法

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例句

1.To master the fluid of hemodynamics of various valvular vitium of the heart and heart structure change.

掌握各种瓣膜玻璃体的血流动力学和心脏结构变化。

2.Objective: To investigate the effect of soy peptides on hemodynamics in normal and isoprenaline perfused isolated working rat hearts.

目的：观察大豆肽对正常和经异丙肾上腺素预处理的大鼠离体工作心脏的作用。

3.Objective To study the effects of inhaling liquid oxygen on hemodynamics at high altitude.

目的探讨在高原吸入液态氧对移居青年血流动力学的影响。

4.Objective To investigate the effect of acrylic cement implantation on hemodynamics during the artificial joint replacement.

目的观察人工关节置换术中充填骨水泥对血液动力学的影响。

5.AIM: To analyze structure of persistent truncus arteriosus (PTA), hemodynamics, and explore selection of view.

目的：分析永存动脉干(PTA)结构、血流动力学特征，并探讨切面的选择。

6.This is close related to the geometry configuration and hemodynamics of the bypass graft.

这与移植管的几何结构及血流动力学是密切相关的。

7.Objective To compare the effect of sotalol and amiodarone on exercise electrocardiography and hemodynamics.

目的比较索他洛尔与胺碘酮对运动心电图和血流动力学的影响。

8.The clinical symptoms and hemodynamics were observed.

观察临床症状和血流动力学变化。

9.Monitoring hemodynamics is crucial during major surgeries to prevent complications.

在重大手术中监测血流动力学是防止并发症的关键。

10.Changes in hemodynamics can indicate the presence of cardiovascular diseases.

在血流动力学中的变化可能表明心血管疾病的存在。

11.Doctors use various methods to assess hemodynamics in patients with heart conditions.

医生使用各种方法来评估心脏病患者的血流动力学。

12.The study of hemodynamics helps us understand blood flow and pressure in the cardiovascular system.

对血流动力学的研究帮助我们理解心血管系统中的血液流动和压力。

13.Understanding hemodynamics is essential for developing effective treatments for heart failure.

理解血流动力学对于开发有效的心力衰竭治疗至关重要。

作文

Hemodynamics is a critical concept in the field of medicine, particularly in understanding how blood flows through the cardiovascular system. The term itself is derived from two Greek words: 'haima,' meaning blood, and 'dynamis,' meaning force or power. Thus, hemodynamics (血流动力学) pertains to the study of the forces involved in the circulation of blood. This includes the various parameters that influence blood flow, such as blood pressure, blood volume, and vascular resistance.In clinical settings, hemodynamics (血流动力学) plays a vital role in diagnosing and managing cardiovascular diseases. For instance, healthcare professionals often monitor a patient's hemodynamic status to assess their heart function and overall circulatory health. Abnormalities in hemodynamics (血流动力学), such as hypotension or hypertension, can indicate underlying health issues that require immediate attention.One of the key components of hemodynamics (血流动力学) is cardiac output, which is the volume of blood the heart pumps per minute. Cardiac output is influenced by several factors, including heart rate and stroke volume. When a patient's cardiac output is compromised, it can lead to inadequate tissue perfusion, resulting in symptoms such as fatigue, dizziness, or even organ failure. Therefore, understanding hemodynamics (血流动力学) is crucial for effective patient management in critical care settings.Another important aspect of hemodynamics (血流动力学) is systemic vascular resistance, which reflects the resistance that blood encounters as it travels through the body's blood vessels. Changes in vascular resistance can significantly impact blood pressure and overall circulation. For example, conditions such as atherosclerosis can increase vascular resistance, leading to elevated blood pressure and increased workload on the heart. Monitoring these changes allows clinicians to tailor interventions, such as medications or lifestyle modifications, to improve a patient's hemodynamic profile.In addition to its clinical significance, hemodynamics (血流动力学) is also essential for research and development in medical technology. Innovations such as intra-arterial pressure monitoring devices and echocardiography rely on principles of hemodynamics (血流动力学) to provide real-time data about a patient's cardiovascular status. These technologies enhance the ability of healthcare providers to make informed decisions regarding treatment options and improve patient outcomes.Furthermore, the study of hemodynamics (血流动力学) extends beyond individual patient care; it also encompasses public health considerations. Understanding population-level trends in blood flow dynamics can inform strategies to combat cardiovascular diseases, which remain a leading cause of morbidity and mortality worldwide. By analyzing factors such as obesity, smoking, and physical inactivity, researchers can identify at-risk populations and develop targeted interventions to promote healthier lifestyles.In conclusion, hemodynamics (血流动力学) is a fundamental aspect of cardiovascular physiology that has far-reaching implications for both clinical practice and public health. Its relevance in diagnosing and managing cardiovascular conditions cannot be overstated. As our understanding of hemodynamics (血流动力学) continues to evolve, so too will our approaches to improving heart health and preventing disease. Whether through advanced medical technology or community health initiatives, the principles of hemodynamics (血流动力学) will undoubtedly play a pivotal role in shaping the future of healthcare.

血流动力学是医学领域中的一个关键概念，特别是在理解血液如何在心血管系统中流动方面。这个术语本身源自两个希腊词：'haima'，意为血液，以及'dynamis'，意为力量或能量。因此，hemodynamics（血流动力学）涉及对血液循环中所涉及的力量的研究。这包括影响血流的各种参数，如血压、血容量和血管阻力。在临床环境中，hemodynamics（血流动力学）在诊断和管理心血管疾病中发挥着至关重要的作用。例如，医疗专业人员通常会监测患者的血流动力学状态，以评估他们的心脏功能和整体循环健康。hemodynamics（血流动力学）中的异常情况，如低血压或高血压，可能表明需要立即关注的潜在健康问题。hemodynamics（血流动力学）的一个关键组成部分是心输出量，即心脏每分钟泵送的血液量。心输出量受到多种因素的影响，包括心率和每搏量。当患者的心输出量受到损害时，可能导致组织灌注不足，从而引发疲劳、头晕甚至器官衰竭等症状。因此，理解hemodynamics（血流动力学）对于在重症护理环境中有效管理患者至关重要。hemodynamics（血流动力学）的另一个重要方面是全身血管阻力，它反映了血液在经过身体的血管时遇到的阻力。血管阻力的变化可以显著影响血压和整体循环。例如，动脉粥样硬化等疾病可以增加血管阻力，导致血压升高和心脏负担加重。监测这些变化使临床医生能够量身定制干预措施，例如药物或生活方式的调整，以改善患者的血流动力学状况。除了其临床重要性外，hemodynamics（血流动力学）对医学技术的研究和开发也至关重要。诸如动脉内压力监测设备和超声心动图等创新依赖于hemodynamics（血流动力学）的原理，以提供有关患者心血管状态的实时数据。这些技术增强了医疗提供者做出明智决策的能力，从而改善患者的结果。此外，hemodynamics（血流动力学）的研究不仅限于个体患者护理；它还涵盖公共健康考虑。了解血流动态的群体水平趋势可以为应对心血管疾病提供信息，这些疾病仍然是全球发病率和死亡率的主要原因。通过分析肥胖、吸烟和身体不活动等因素，研究人员可以识别处于风险中的人群，并制定针对性的干预措施以促进更健康的生活方式。总之，hemodynamics（血流动力学）是心血管生理学的基本方面，对临床实践和公共健康都有深远的影响。它在诊断和管理心血管疾病中的相关性不容小觑。随着我们对hemodynamics（血流动力学）的理解不断发展，我们改善心脏健康和预防疾病的方法也将随之演变。无论是通过先进的医疗技术还是社区健康倡议，hemodynamics（血流动力学）的原理无疑将在塑造未来医疗保健方面发挥关键作用。