arteriovenous

简明释义

英[ɑːtɪəriːəʊviːˈnaʊs]美[ɑrˌtɪrɪoˈvinəs]

adj. 动静脉的

英英释义

单词用法

同义词

反义词

例句

1.Conclusion Diagnosis of dural arteriovenous fistula of carotid cavernous sinus region is not difficult.

结论海绵窦区硬脑膜型动静脉瘘的诊断通常并不困难。

2.The Fistula First Initiative set a goal of 66% arteriovenous (AV) fistula-based access among US hemodialysis patients.

美国血液透析患者以动静脉瘘为基础的数据库中动静脉瘘管置管率首次达到66%。

3.It was concluded that there were arteriovenous anastomosis in yak's heart.

牦牛心室肌中存在着动静脉吻合。

4.Manifestations of images are able to reflect the general pathological structure of cerebral arteriovenous malformation.

影像学表现可以反映脑动静脉畸形的大体病理结构。

5.Methods Clinical data of 8 patients with intrarenal arteriovenous fistula were analysed retrospectively.

方法回顾性分析8例肾动静脉瘘患者的临床资料。

6.At the tip of the villus, arterioles send out one branch to form an arteriovenous anastomosis with the vein.

微动脉在绒毛顶部与微静脉有交通支，构成动静脉吻合。

7.The surgeon explained the risks associated with arteriovenous 动静脉 procedures.

外科医生解释了与动静脉手术相关的风险。

8.In some cases, arteriovenous 动静脉 malformations can lead to serious complications.

在某些情况下，动静脉畸形可能导致严重并发症。

9.The imaging study revealed an arteriovenous 动静脉 connection in the lower limb.

影像学检查显示下肢有一个动静脉连接。

10.An arteriovenous 动静脉 fistula is often created for dialysis patients.

对于透析患者，通常会创建一个动静脉瘘管。

11.The patient was diagnosed with an arteriovenous 动静脉 malformation in the brain.

患者被诊断出脑部有一个动静脉畸形。

作文

The human body is a complex system of interconnected structures and functions, with each component playing a crucial role in maintaining overall health. One such important aspect of this system is the vascular network, which includes arteries, veins, and capillaries. Among the various types of blood vessels, the term arteriovenous (动脉静脉的) refers to the connections between arteries and veins. Understanding the significance of arteriovenous structures is essential for comprehending how blood circulates and how oxygen and nutrients are delivered to tissues throughout the body.Arteries are responsible for carrying oxygen-rich blood away from the heart to various parts of the body. As they branch out, they become smaller arterioles, which eventually lead to capillaries. Capillaries are tiny blood vessels where the exchange of gases, nutrients, and waste products occurs between the blood and surrounding tissues. After passing through the capillary networks, the now oxygen-poor blood is collected by venules, which merge to form veins that return the blood to the heart.In some cases, there are direct connections between arteries and veins, bypassing the capillary network entirely. These connections are known as arteriovenous (动脉静脉的) shunts or fistulas. Such structures can occur naturally in the body or be created surgically for medical purposes, such as in dialysis patients, where an arteriovenous fistula is formed to allow easy access to the bloodstream.The presence of arteriovenous connections can significantly impact blood flow and pressure. For instance, in certain pathological conditions, abnormal arteriovenous malformations can lead to serious complications, including hemorrhage or heart failure due to the increased workload on the heart. Therefore, understanding these connections is vital for diagnosing and treating vascular diseases.Research into arteriovenous systems has also revealed their importance in regulating blood flow and temperature. In the skin, arteriovenous anastomoses can help conserve or dissipate heat, playing a critical role in thermoregulation. When the body needs to cool down, these connections can dilate to increase blood flow to the skin, allowing heat to escape. Conversely, when the body is cold, these connections constrict, reducing blood flow to the skin and minimizing heat loss.In conclusion, the term arteriovenous (动脉静脉的) encompasses a variety of structures and functions within the cardiovascular system. From their role in normal physiology to their involvement in pathological conditions, understanding arteriovenous connections is essential for both medical professionals and students of biology. As research continues to uncover the complexities of the vascular system, the significance of arteriovenous structures will undoubtedly remain a key focus in the study of human health and disease.

人类身体是一个复杂的系统，各种结构和功能相互连接，每个组成部分在维持整体健康中都扮演着至关重要的角色。其中一个重要方面是血管网络，包括动脉、静脉和毛细血管。在各种类型的血管中，术语arteriovenous（动脉静脉的）指的是动脉和静脉之间的连接。理解arteriovenous结构的重要性对于理解血液如何循环以及氧气和营养如何输送到全身各个组织至关重要。动脉负责将富含氧气的血液从心脏输送到身体的各个部分。随着它们的分支，动脉变得越来越小，最终形成毛细血管。毛细血管是微小的血管，在血液与周围组织之间进行气体、营养和废物的交换。在通过毛细血管网络后，缺氧的血液被小静脉收集，这些小静脉汇合形成静脉，将血液返回心脏。在某些情况下，动脉和静脉之间存在直接连接，完全绕过毛细血管网络。这些连接被称为arteriovenous（动脉静脉的）分流或瘘管。这种结构可以自然发生在体内，也可以为了医疗目的而外科手术创造，例如在透析患者中，形成一个arteriovenous瘘管以便于进入血流。Arteriovenous连接的存在可以显著影响血流和压力。例如，在某些病理条件下，异常的arteriovenous畸形可能导致严重并发症，包括出血或心力衰竭，因为心脏的工作负荷增加。因此，理解这些连接对于诊断和治疗血管疾病至关重要。对arteriovenous系统的研究还揭示了其在调节血流和温度中的重要性。在皮肤中，arteriovenous吻合可以帮助保持或散发热量，在体温调节中发挥关键作用。当身体需要降温时，这些连接可以扩张，以增加血液流向皮肤，从而允许热量散失。相反，当身体感到寒冷时，这些连接收缩，减少血液流向皮肤，最小化热量损失。总之，术语arteriovenous（动脉静脉的）涵盖了心血管系统中的各种结构和功能。从它们在正常生理学中的作用到它们在病理条件中的参与，理解arteriovenous连接对于医学专业人士和生物学学生都是至关重要的。随着研究不断揭示血管系统的复杂性，arteriovenous结构的重要性无疑将继续成为人类健康和疾病研究的关键焦点。