vasodilatory

简明释义

英[ˌvæzəʊdaɪˈleɪtəri]美[ˌvæzoʊdɪˈleɪtɔri]

adj. 血管舒张的

英英释义

单词用法

同义词

反义词

例句

1.Vasodilatory agents relax vascular smooth muscle, thereby reducing SVR.

血管扩张剂能松弛血管平滑肌，因此降低全身血管阻力。

2.Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects.

研究人员发现，造成六名香豆素衍生物、安神扩血管效应。

3.The Vasodilatory Effects of Levosimendan on the Human Internal Mammary Artery.

左西孟旦对人内乳动脉的舒张作用。

4.Researchers have identified six coumarin derivatives that exert antispasmodic and vasodilatory effects.

研究人员发现，造成六名香豆素衍生物、安神扩血管效应。

5.Nitroglycerin is commonly used for its vasodilatory properties in treating angina.

硝酸甘油因其在治疗心绞痛中的扩血管特性而被广泛使用。

6.The vasodilatory response can be affected by temperature changes in the environment.

环境温度的变化会影响扩血管反应。

7.Exercise can induce vasodilatory responses, improving blood flow to the muscles.

锻炼可以引发扩血管反应，改善肌肉的血流。

8.The doctor prescribed a medication with vasodilatory effects to help lower the patient's blood pressure.

医生开了一种具有扩血管作用的药物，以帮助降低患者的血压。

9.Certain foods, like garlic, have natural vasodilatory effects that can benefit cardiovascular health.

某些食物，如大蒜，具有天然的扩血管作用，有利于心血管健康。

作文

The human body is a complex system that relies on various physiological mechanisms to maintain homeostasis and ensure proper functioning. One of the critical processes involved in regulating blood flow and blood pressure is vasodilation, which refers to the widening of blood vessels. This process is essential for ensuring that oxygen and nutrients are delivered effectively to tissues throughout the body. In this context, the term vasodilatory (血管扩张的) is often used to describe substances or mechanisms that promote this widening of blood vessels. Understanding how vasodilatory agents work can provide insight into their therapeutic applications and importance in medical science.Vasodilation occurs when the smooth muscle cells in the walls of blood vessels relax, leading to an increase in the diameter of the vessel. This relaxation can be triggered by various factors, including the release of certain chemicals, such as nitric oxide, or through the action of hormones like adrenaline. When blood vessels dilate, there is a decrease in vascular resistance, which allows blood to flow more freely. This increased blood flow can help lower blood pressure and improve circulation, making vasodilatory responses crucial for conditions like hypertension.Many medications are designed to have vasodilatory effects. For instance, drugs such as nitroglycerin are commonly prescribed for patients with angina pectoris, a condition characterized by chest pain due to reduced blood flow to the heart. By inducing vasodilatory effects, these medications can alleviate pain and improve blood supply to the heart muscle. Similarly, vasodilatory agents are used in the treatment of heart failure and other cardiovascular diseases, emphasizing their importance in modern medicine.Moreover, vasodilatory responses are not limited to pharmacological interventions. Exercise is another natural way to induce vasodilation. During physical activity, the body requires more oxygen and nutrients, prompting the release of vasodilatory substances to increase blood flow to the muscles. This is why regular exercise is often recommended for maintaining cardiovascular health. It not only strengthens the heart but also enhances the body's ability to regulate blood flow through vasodilatory mechanisms.In addition to their role in cardiovascular health, vasodilatory mechanisms are also important in regulating body temperature. When the body becomes overheated, blood vessels near the surface of the skin dilate, allowing heat to dissipate more effectively. This process is vital for thermoregulation and helps prevent overheating during hot weather or intense physical exertion.In conclusion, the concept of vasodilatory (血管扩张的) mechanisms is fundamental to understanding how our bodies regulate blood flow, blood pressure, and overall cardiovascular health. From pharmacological treatments to the natural responses elicited by exercise and environmental changes, vasodilatory processes play a vital role in maintaining homeostasis. As research continues to uncover the complexities of these mechanisms, it is clear that vasodilatory agents will remain a significant focus in both clinical practice and scientific inquiry, offering promising avenues for improving health outcomes and enhancing our understanding of human physiology.

人体是一个复杂的系统，依赖各种生理机制来维持内稳态并确保正常功能。在调节血流和血压的关键过程中，血管扩张是指血管的扩张。这个过程对于确保氧气和营养物质有效地输送到全身组织至关重要。在这种情况下，术语vasodilatory（血管扩张的）通常用来描述促进血管扩张的物质或机制。理解vasodilatory剂的工作原理可以为其治疗应用和在医学科学中的重要性提供深入的见解。血管扩张发生在血管壁中平滑肌细胞放松时，导致血管直径增加。这种放松可以通过多种因素触发，包括某些化学物质的释放，如一氧化氮，或通过激素如肾上腺素的作用。当血管扩张时，血管阻力降低，这使得血液流动更加顺畅。这种血流的增加有助于降低血压并改善循环，使得vasodilatory反应对于高血压等疾病至关重要。许多药物旨在具有vasodilatory效果。例如，硝酸甘油是常用于心绞痛患者的药物，这种病症的特征是由于心脏血流减少而导致的胸痛。通过诱导vasodilatory效果，这些药物可以减轻疼痛并改善心肌的血液供应。同样，vasodilatory剂也用于治疗心力衰竭和其他心血管疾病，强调了它们在现代医学中的重要性。此外，vasodilatory反应不仅限于药物干预。锻炼是另一种自然诱导血管扩张的方式。在体育活动期间，身体需要更多的氧气和营养物质，从而促使血管扩张物质的释放以增加对肌肉的血流。这就是为什么定期锻炼通常被推荐用于维持心血管健康。它不仅增强了心脏的力量，还提高了身体通过vasodilatory机制调节血流的能力。除了在心血管健康中的作用外，vasodilatory机制在调节体温方面也很重要。当身体过热时，靠近皮肤表面的血管扩张，使热量更有效地散发。这一过程对于温度调节至关重要，有助于防止在炎热天气或剧烈运动期间过热。总之，vasodilatory（血管扩张的）机制的概念对于理解我们身体如何调节血流、血压和整体心血管健康至关重要。从药物治疗到锻炼和环境变化引发的自然反应，vasodilatory过程在维持内稳态中发挥着重要作用。随着研究不断揭示这些机制的复杂性，显然vasodilatory剂将继续成为临床实践和科学研究的重要焦点，为改善健康结果和增强我们对人类生理的理解提供了有希望的途径。