acetone body

简明释义

酮体

英英释义

例句

1.A breath analyzer can detect the presence of acetone bodies in the breath.

呼气分析仪可以检测到呼吸中存在的酮体。

2.During fasting, the body produces acetone bodies as an alternative energy source.

在禁食期间，身体会产生酮体作为替代能源。

3.The presence of an acetone body in the patient's urine indicates possible diabetes.

患者尿液中存在酮体可能表明糖尿病。

4.High levels of acetone bodies can lead to ketoacidosis in diabetic patients.

高水平的酮体可能导致糖尿病患者发生酮症酸中毒。

5.The doctor explained that acetone bodies are a normal part of fat metabolism.

医生解释说，酮体是脂肪代谢的正常部分。

作文

The human body is an intricate system that relies on various biochemical processes to maintain homeostasis and energy balance. One of the fascinating aspects of metabolism is the production of molecules known as ketone bodies, among which the most notable is the acetone body. The acetone body is a type of ketone that is produced during the breakdown of fatty acids in the liver. This process typically occurs when the body is in a state of ketosis, which can happen during prolonged fasting, low-carbohydrate diets, or uncontrolled diabetes. Understanding the role of the acetone body in human physiology can provide insights into how our bodies utilize fat for energy, especially when glucose levels are low.When the body requires energy, it primarily uses glucose derived from carbohydrates. However, in situations where carbohydrate intake is limited, the body must find alternative energy sources. In these scenarios, the liver converts fatty acids into ketone bodies, including acetoacetate, beta-hydroxybutyrate, and acetone body. Among these, the acetone body is unique because it is not used directly by most tissues for energy; instead, it is often exhaled or excreted in urine.The presence of acetone body in the body can serve as a marker for metabolic states. For instance, during ketosis, elevated levels of acetone body can be detected in the breath, leading to the characteristic fruity smell associated with keto diets. This phenomenon occurs because the body is efficiently burning fat for fuel, producing ketones as a byproduct. Some individuals intentionally induce this metabolic state through ketogenic diets to promote weight loss or manage certain medical conditions like epilepsy.Despite its role in energy metabolism, the acetone body can also have implications for health. High levels of ketone bodies, including acetone body, can lead to a condition known as ketoacidosis, particularly in individuals with diabetes. Ketoacidosis is a serious complication that arises when the body produces excessive amounts of ketones, causing the blood to become acidic. This condition requires immediate medical attention, as it can lead to severe health consequences.In conclusion, the acetone body plays a significant role in the body's ability to adapt to different energy sources. It highlights the remarkable flexibility of human metabolism and the ways our bodies respond to changes in diet and energy availability. By understanding the function and implications of the acetone body, we can gain a deeper appreciation for the complexities of metabolic processes and their impact on overall health. As research continues to explore the benefits and risks associated with ketosis and ketone bodies, the acetone body remains a key player in the ongoing conversation about nutrition, metabolism, and disease management.

人体是一个复杂的系统，依赖于各种生化过程来维持稳态和能量平衡。代谢的一个迷人方面是产生被称为酮体的分子，其中最显著的是丙酮体。丙酮体是一种在肝脏中分解脂肪酸时产生的酮类物质。这个过程通常发生在身体处于酮症状态时，这种情况可能发生在长时间禁食、低碳水化合物饮食或失控的糖尿病期间。理解丙酮体在人体生理中的作用可以提供对我们身体如何利用脂肪作为能量的见解，特别是在葡萄糖水平低时。当身体需要能量时，主要使用来自碳水化合物的葡萄糖。然而，在碳水化合物摄入有限的情况下，身体必须寻找替代的能量来源。在这些情况下，肝脏将脂肪酸转化为酮体，包括乙酰乙酸、β-羟丁酸和丙酮体。在这些酮体中，丙酮体是独特的，因为大多数组织并不直接使用它作为能量；相反，它通常通过呼气或尿液排出。体内存在丙酮体可以作为代谢状态的标志。例如，在酮症期间，可以在呼气中检测到升高的丙酮体水平，导致与酮饮食相关的特征性水果气味。这种现象发生是因为身体有效地燃烧脂肪以获取燃料，产生酮体作为副产品。一些人故意通过酮饮食诱导这种代谢状态，以促进减肥或管理某些医学状况，如癫痫。尽管丙酮体在能量代谢中发挥着重要作用，但它也可能对健康产生影响。酮体，包括丙酮体的高水平，可能导致一种称为酮症酸中毒的情况，特别是在糖尿病患者中。酮症酸中毒是一种严重的并发症，当身体产生过量的酮体时，会导致血液变得酸性。这种情况需要立即医疗干预，因为它可能导致严重的健康后果。总之，丙酮体在身体适应不同能量来源的能力中发挥了重要作用。它突显了人体代谢的惊人灵活性以及我们身体如何响应饮食和能量可用性的变化。通过理解丙酮体的功能和影响，我们可以更深入地欣赏代谢过程的复杂性及其对整体健康的影响。随着研究继续探索与酮症和酮体相关的益处和风险，丙酮体仍然是关于营养、代谢和疾病管理的持续讨论中的关键参与者。