nephron

简明释义

英[ˈnefrɒn]美[ˈnefrɑn]

n. [解剖] 肾单位；肾元

英英释义

单词用法

同义词

反义词

例句

1.Conclusion Since the 1990s, the technology of nephrectomy has become maturer and more standardized, and nephron sparing surgery has caught more attention and has been applied more in clinics.

结论90年代后，肾切除手术的术式更加标准和成熟，保留肾单位的肾脏手术正在受到临床的重视和推广。

2.Objective To evaluate the clinical effects of nephron-sparing surgery in patients with early-stage small renal cell carcinoma.

目的探讨保留肾单位手术治疗早期小肾癌的临床效果。

3.Objective: To explore the clinical application value of the treatment of early kidney cancer by surgical operation reserving nephron.

目的：探讨保留肾单位手术治疗早期肾癌的临床应用价值。

4.With the increased detection of small renal tumors, minimally invasive treatment of nephron sparing surgery, including Laparoscopic partial nephrectomy and renal ablation has been widespread used.

随着小肾癌发现率的增加，包括腹腔镜保留肾单位手术和射频消融、 冷冻治疗等在内的保留肾单位的微创治疗得到了更加广泛的应用。

5.Each nephron contains a tuft of capillary blood vessels (glomerulus) and tiny tubules that lead to larger collecting tubes.

一个肾单元包含一个毛细血管丛(肾小球)和一个细小的小管(肾小管)，进而引导到更粗大的收集管。

6.The number of branching ureteric bud could control nephron developmental decisions.

输尿管芽分支多寡是决定肾小球和肾小管数量的关键。

7.The degree of the renal parenchyma thickness becoming thin showed renal arteriole sclerosis and the decreased number of remnant nephron.

肾实质变薄的程度表明肾小动脉硬化，残存肾单位总数下降。

8.Conclusions Nephron sparing surgery is safe and reasonable for patients with synchronous bilateral renal cell carcinoma with satisfactory outcome.

结论保肾手术对体积较小的双肾癌是安全有效的治疗方法。

9.Damage to the nephron can lead to chronic kidney disease.

对肾单位的损伤可能导致慢性肾病。

10.The basic functional unit of the kidney is the nephron, which filters blood and produces urine.

肾脏的基本功能单位是肾单位，它过滤血液并产生尿液。

11.In a healthy kidney, there are about a million nephrons in each organ.

在健康的肾脏中，每个器官大约有一百万个肾单位。

12.Each nephron consists of a renal corpuscle and a renal tubule.

每个肾单位由肾小体和肾小管组成。

13.The filtration process in the nephron is crucial for maintaining homeostasis.

在肾单位中的过滤过程对维持内环境稳态至关重要。

作文

The human body is an intricate network of systems that work together to maintain homeostasis and ensure survival. One of the most vital components of this system is the kidney, which plays a crucial role in filtering blood and producing urine. At the heart of the kidney's function are the tiny structures known as nephrons, which are the fundamental units responsible for the filtration process. Each kidney contains approximately one million nephrons, working tirelessly to regulate fluid balance, electrolytes, and waste products in the body.A nephron consists of several key parts, including the renal corpuscle and the renal tubule. The renal corpuscle is where blood filtration begins. It contains a glomerulus, a network of capillaries where blood is filtered under pressure, allowing water, ions, and small molecules to pass while retaining larger proteins and blood cells. This initial filtrate then moves into the renal tubule, where further processing occurs. Here, the nephron reabsorbs essential nutrients and water back into the bloodstream, while secreting waste products into the tubular fluid.The efficiency of nephrons is remarkable. They can adjust the amount of water and various solutes reabsorbed based on the body's needs. For instance, during periods of dehydration, nephrons can conserve water by reabsorbing more of it back into the bloodstream, resulting in concentrated urine. Conversely, when there is excess fluid, they allow more water to be excreted, producing dilute urine. This dynamic regulation is critical for maintaining electrolyte balance and blood pressure.However, the health of nephrons is essential for overall kidney function. Conditions such as diabetes and hypertension can damage these tiny structures, leading to chronic kidney disease (CKD). As nephrons become impaired, their ability to filter blood diminishes, causing a buildup of waste products and fluid in the body. Early detection of kidney issues is vital, as the loss of nephrons often goes unnoticed until significant damage has occurred.Research into nephrons and kidney function continues to be a critical area of study in medicine. Scientists are exploring ways to regenerate damaged nephrons or develop artificial alternatives to assist those with failing kidneys. Understanding the biology of nephrons not only enhances our knowledge of renal physiology but also opens doors to innovative treatments that could improve the quality of life for millions suffering from kidney-related diseases.In conclusion, nephrons are essential units of the kidney that play a pivotal role in maintaining the body’s internal environment. Their ability to filter blood, reabsorb necessary substances, and excrete waste is vital for health. Protecting the health of nephrons through lifestyle choices and medical intervention can help prevent kidney disease and promote longevity. As research advances, the hope for better treatments and potential regeneration of nephrons offers a promising future for kidney health management.

人体是一个复杂的系统网络，这些系统共同工作以维持体内平衡并确保生存。在这个系统中，肾脏是一个至关重要的组成部分，它在过滤血液和产生尿液方面发挥了关键作用。在肾脏功能的核心是被称为肾单位的微小结构，这些结构是负责过滤过程的基本单元。每个肾脏大约包含一百万个肾单位，它们不知疲倦地工作，以调节体内的液体平衡、电解质和废物。肾单位由几个关键部分组成，包括肾小体和肾小管。肾小体是血液过滤开始的地方。它包含一个肾小球，这是一个毛细血管网络，在压力下过滤血液，使水、离子和小分子可以通过，同时保留较大的蛋白质和血细胞。这个初步的滤液然后进入肾小管，在这里进一步处理发生。在这里，肾单位将必需的营养物质和水重新吸收到血液中，同时将废物分泌到管腔液中。肾单位的效率是惊人的。它们可以根据身体的需要调整重新吸收的水和各种溶质的量。例如，在脱水期间，肾单位可以通过将更多水重新吸收到血液中来节约水分，从而产生浓缩尿液。相反，当体内液体过多时，它们允许排出更多水分，产生稀尿。这种动态调节对于维持电解质平衡和血压至关重要。然而，肾单位的健康对于整体肾功能至关重要。糖尿病和高血压等疾病可能会损害这些微小结构，导致慢性肾病（CKD）。随着肾单位的受损，其过滤血液的能力减弱，导致体内废物和液体的积聚。早期发现肾脏问题至关重要，因为肾单位的丧失往往在显著损伤发生之前就不会被注意到。对肾单位和肾功能的研究仍然是医学领域的一个关键研究方向。科学家们正在探索再生受损肾单位或开发人工替代品以帮助那些肾脏衰竭的人。了解肾单位的生物学不仅增强了我们对肾脏生理学的理解，而且为改善数百万肾脏相关疾病患者生活质量的创新治疗开辟了新的道路。总之，肾单位是肾脏的重要单位，在维持体内环境方面发挥着关键作用。它们过滤血液、重新吸收必要物质和排泄废物的能力对健康至关重要。通过生活方式选择和医疗干预保护肾单位的健康，可以帮助预防肾病并促进长寿。随着研究的进展，对更好治疗和潜在再生肾单位的希望为肾脏健康管理提供了一个光明的未来。