pulsatile

简明释义

英[ˈpʌlsəˌtaɪl]美[ˈpʌlsətɪl]

adj. 脉动的；跳动的；悸动的

英英释义

单词用法

同义词

反义词

例句

1.AIM To develop a novel pulsatile drug delivery system of which the lag time is cont rolled by an erodible plug (EP) and evaluate its release characteristics in vitro.

目的制备一种由溶蚀塞控制时滞的新型脉冲给药系统并对其体外释药行为进行评价。

2.Objective:To investigate the feasibility of applying self-developed pulsatile reactor in vitro in stress precondition of tissue-engineered heart valve.

目的：探讨自行研制的体外脉动反应器应用于组织工程心脏瓣膜应力预适应的可行性。

3.Boiling inclusions indicate that the formation of oil and gas reservoirs is closely related to pulsatile activities of hydrothermal fluids.

沸腾包裹体反映了油气成藏与热流体的脉动式活动密切相关。

4.To investigate the feasibility of applying self-developed pulsatile reactor in vitro in stress precondition of tissue-engineered heart valve.

探讨自行研制的体外脉动反应器应用于组织工程心脏瓣膜应力预适应的可行性。

5.In the research work, finite element analyses is adopted to study the velocity wave and the secondary flow of nonlinear pulsatile flow in the S-shaped curved arteries.

本课题采用有限元分析方法研究非线性脉搏波在S型血管中的速度波，二次流。

6.METHODS To prepare sustained release pellets using fluid bed, then to get pulsatile-sustained tablet after tabletting and coating.

方法采用流化床包衣法制得缓释微丸，将微丸压片后包衣制得时控脉冲缓释片。

7.Surprisingly, pulsatile motion can help heal injuries in situ too.

令人惊讶的是，脉动式的动作也有助于伤口愈合。

8.She described the sensation as a pulsatile （搏动的） throb in her temples.

她形容这种感觉为太阳穴的搏动的跳动。

9.The doctor noted that the patient's heartbeat was pulsatile （搏动的） and strong.

医生注意到病人的心跳是搏动的，且很强。

10.The pulsatile （搏动的） release of hormones can affect mood and energy levels.

荷尔蒙的搏动释放会影响情绪和能量水平。

11.The pulsatile （搏动的） nature of the pain suggested a vascular issue.

疼痛的搏动性特征暗示了一个血管问题。

12.During the ultrasound, the technician observed a pulsatile （搏动的） flow of blood in the arteries.

在超声检查中，技术员观察到动脉中有搏动的血流。

作文

The human body is a marvel of engineering, with various systems working in harmony to maintain life. One of the most fascinating aspects of our physiology is the circulatory system, which relies on the heart to pump blood throughout the body. The heart's rhythmic contractions create what is known as a pulsatile flow of blood, ensuring that oxygen and nutrients are delivered to every cell. This pulsatile nature of blood flow is not only crucial for our survival but also plays a significant role in various medical assessments.When we measure our pulse at the wrist or neck, we are feeling the pulsatile waves of blood that surge through the arteries with each heartbeat. This pulsatile rhythm can provide valuable information about our heart rate and overall cardiovascular health. A normal resting heart rate typically ranges from 60 to 100 beats per minute, and any significant deviation from this range can indicate underlying health issues. For instance, a consistently high pulsatile rate may suggest conditions such as stress, anxiety, or even heart disease, while a very low rate could be a sign of bradycardia, which might require medical attention.In addition to its significance in human health, the concept of pulsatile flow is also observed in various natural phenomena. For example, rivers exhibit a pulsatile flow pattern during periods of heavy rainfall, where water levels rise and fall dramatically. This pulsatile behavior can impact local ecosystems, affecting fish spawning and plant growth along riverbanks. Similarly, some animal species exhibit pulsatile behaviors in their mating rituals, where they engage in rhythmic displays to attract partners.In the field of medicine, understanding pulsatile blood flow has led to advancements in treatment techniques. For instance, certain drug delivery systems have been designed to mimic the pulsatile nature of blood flow, releasing medication in sync with the body's natural rhythms. This approach can enhance the effectiveness of treatments and minimize side effects, providing a more tailored therapeutic experience.Moreover, the study of pulsatile dynamics has implications in the development of artificial hearts and other medical devices. Engineers and scientists strive to create devices that can replicate the pulsatile function of a natural heart, ensuring that patients receive adequate blood flow and pressure. Such innovations have the potential to save countless lives and improve the quality of life for individuals with cardiac conditions.In conclusion, the term pulsatile encompasses a wide range of phenomena, from the rhythmic beating of the heart to the flow of rivers and the behaviors of animals. Understanding this concept is essential not only for healthcare professionals but also for anyone interested in the intricate workings of life. The pulsatile nature of our bodies and the world around us serves as a reminder of the delicate balance that sustains life and the ongoing quest for knowledge in the fields of science and medicine. As we continue to explore the mysteries of our universe, the pulsatile rhythms of nature will undoubtedly reveal even more insights into the interconnectedness of all living things.

人体是工程的奇迹，各种系统协调工作以维持生命。我们生理学中最迷人的方面之一是循环系统，它依靠心脏将血液泵送到全身。心脏的节律性收缩产生了所谓的脉动的血流，确保氧气和养分被输送到每个细胞。这种脉动的血流不仅对我们的生存至关重要，还在各种医学评估中发挥着重要作用。当我们在手腕或脖子处测量脉搏时，我们感受到的是随着每次心跳而涌动的脉动的血液波。这种脉动的节奏可以提供有关我们心率和整体心血管健康的宝贵信息。正常的静息心率通常在每分钟60到100次之间，任何显著偏离这个范围的情况都可能表明潜在的健康问题。例如，持续偏高的脉动的心率可能暗示压力、焦虑甚至心脏病，而非常低的心率可能是窦性心动过缓的迹象，这可能需要医疗关注。除了在人体健康中的重要性，脉动的概念也出现在各种自然现象中。例如，在强降雨期间，河流表现出脉动的流动模式，水位剧烈上涨和下降。这种脉动的行为可能影响当地生态系统，影响鱼类产卵和沿河植物的生长。同样，一些动物物种在求偶仪式中表现出脉动的行为，它们通过有节奏的展示来吸引伴侣。在医学领域，理解脉动的血流推动了治疗技术的进步。例如，某些药物递送系统设计为模仿血流的脉动的特性，以与身体的自然节律同步释放药物。这种方法可以增强治疗的有效性并最小化副作用，提供更量身定制的治疗体验。此外，对脉动的动态的研究在人工心脏和其他医疗设备的发展中具有重要意义。工程师和科学家努力创造能够复制自然心脏脉动的功能的设备，以确保患者获得足够的血流和压力。这些创新有潜力拯救无数生命，提高心脏病患者的生活质量。总之，脉动的一词涵盖了广泛的现象，从心脏的有节奏跳动到河流的流动以及动物的行为。理解这一概念对于医疗专业人员以及任何对生命复杂运作感兴趣的人来说都是至关重要的。我们身体和周围世界的脉动的特性提醒我们维持生命的微妙平衡，以及在科学和医学领域不断探索知识的追求。当我们继续探索宇宙的奥秘时，自然的脉动的节奏无疑会揭示更多关于所有生物相互联系的见解。