oxyhemoglobin

简明释义

英[ˌɒksɪˈhiːməˌɡləʊbɪn]美[ˌɑːksɪˈhiməˌɡloʊbɪn]

n. 氧基血红素；氧合血红蛋白

英英释义

单词用法

同义词

反义词

例句

1.Objective: to explore the significance of monitoring jugular bulb oxyhemoglobin saturation in patients with severe head injury.

目的：探讨监测严重脑损伤患者颈静脉球氧饱和度的意义。

2.Objective: to explore the significance of monitoring jugular bulb oxyhemoglobin saturation in patients with severe head injury.

目的：探讨监测严重脑损伤患者颈静脉球氧饱和度的意义。

3.This leads to the stimulation of 2.3-diphosphoglycerate which shifts the oxyhemoglobin disassociation curve to the right.

这导致刺激的2.3-二磷酸甘油的变化的血氧解离曲线向右。

4.Patient's Oxyhemoglobin value is too low to be measured.

病人的血氧值非常低而无法检测到。

5.The color of arterial blood is bright red due to the presence of oxyhemoglobin, which is the oxygenated form of hemoglobin.

动脉血呈鲜红色是因为含有氧合血红蛋白，即血红蛋白的氧合形式。

6.During exercise, the levels of oxyhemoglobin increase as more oxygen is delivered to the muscles.

在运动过程中，氧合血红蛋白的水平增加，因为更多的氧气被输送到肌肉。

7.Doctors often measure oxyhemoglobin levels to assess a patient's oxygenation status.

医生通常测量氧合血红蛋白水平来评估患者的氧合状态。

8.A pulse oximeter is a device that non-invasively measures the percentage of oxyhemoglobin in the blood.

脉搏血氧仪是一种非侵入性设备，用于测量血液中氧合血红蛋白的百分比。

9.Low levels of oxyhemoglobin can indicate respiratory issues or inadequate oxygen supply.

低水平的氧合血红蛋白可能表明呼吸问题或氧气供应不足。

作文

Oxygen is essential for life, and its transport within the body is a critical process that ensures our survival. One of the key components involved in this transportation is a protein found in red blood cells known as hemoglobin. When oxygen binds to hemoglobin, it forms a compound called oxyhemoglobin. This process is vital for maintaining the oxygen levels required for cellular functions. Understanding how oxyhemoglobin works can provide insights into various physiological processes and health conditions. The relationship between oxygen and hemoglobin is fascinating. Hemoglobin consists of four subunits, each capable of binding to an oxygen molecule. When oxygen enters the bloodstream through the lungs, it diffuses into red blood cells and attaches to hemoglobin, forming oxyhemoglobin. This compound then travels through the circulatory system, delivering oxygen to tissues and organs that need it most. The release of oxygen occurs in response to specific conditions, such as low oxygen concentration or high carbon dioxide levels in the tissues, ensuring that cells receive the oxygen they require for metabolism. In addition to its role in transporting oxygen, oxyhemoglobin also plays a crucial part in regulating blood pH levels. The binding and release of oxygen are accompanied by changes in carbon dioxide levels, which influence the acidity of the blood. This process is essential for maintaining homeostasis, the body's stable internal environment. If the balance is disrupted, it can lead to conditions such as acidosis or alkalosis, which can have serious health implications. Moreover, the understanding of oxyhemoglobin extends beyond basic physiology. It has significant clinical relevance, particularly in diagnosing and managing respiratory and cardiovascular diseases. For instance, measuring the levels of oxyhemoglobin in the blood can help determine how well a patient is oxygenating their blood. Pulse oximeters, devices commonly used in hospitals, provide a non-invasive way to monitor these levels, allowing healthcare professionals to assess a patient's respiratory function quickly. Furthermore, the study of oxyhemoglobin is also crucial in understanding conditions like anemia, where there is a deficiency of red blood cells or hemoglobin. In such cases, the body may struggle to deliver adequate oxygen to tissues, leading to fatigue and other symptoms. By analyzing oxyhemoglobin levels, doctors can evaluate the severity of anemia and tailor treatments accordingly. In conclusion, oxyhemoglobin is more than just a scientific term; it is a fundamental component of our physiology that plays a vital role in oxygen transport, blood pH regulation, and overall health. By understanding the mechanisms behind oxyhemoglobin, we can gain valuable insights into the functioning of our bodies and the importance of maintaining healthy oxygen levels. This knowledge not only enhances our comprehension of biological processes but also informs medical practices aimed at improving patient care and outcomes. As we continue to explore the complexities of human physiology, the significance of oxyhemoglobin will undoubtedly remain a key topic of interest for both scientists and healthcare professionals alike.

氧气对生命至关重要，其在体内的运输是确保我们生存的关键过程。参与这一运输的关键成分之一是红细胞中的一种蛋白质，称为血红蛋白。当氧气与血红蛋白结合时，形成一种叫做氧合血红蛋白的化合物。这个过程对于维持细胞功能所需的氧气水平至关重要。理解氧合血红蛋白的工作原理可以提供对各种生理过程和健康状况的洞察。 氧气与血红蛋白之间的关系令人着迷。血红蛋白由四个亚单位组成，每个亚单位都能够与一个氧分子结合。当氧气通过肺部进入血液时，它会扩散到红细胞中并附着在血红蛋白上，形成氧合血红蛋白。这种化合物随后通过循环系统旅行，将氧气输送到最需要的组织和器官。氧气的释放是在特定条件下发生的，例如组织中的低氧浓度或高二氧化碳水平，从而确保细胞获得其所需的氧气进行代谢。 除了在运输氧气中的作用外，氧合血红蛋白还在调节血液pH水平方面发挥着重要作用。氧气的结合和释放伴随着二氧化碳水平的变化，这会影响血液的酸度。这个过程对于维持体内稳态至关重要，即身体稳定的内部环境。如果这种平衡被打破，可能会导致酸中毒或碱中毒等情况，这可能会对健康产生严重影响。 此外，对氧合血红蛋白的理解超越了基础生理学。它在诊断和管理呼吸和心血管疾病方面具有重要的临床意义。例如，测量血液中氧合血红蛋白的水平可以帮助确定患者的血液氧合情况。脉搏血氧仪是医院常用的设备，提供了一种无创的方法来快速监测这些水平，使医疗专业人员能够迅速评估患者的呼吸功能。 此外，研究氧合血红蛋白对于理解贫血等疾病也至关重要，贫血是指红细胞或血红蛋白缺乏。在这种情况下，身体可能难以将足够的氧气输送到组织，从而导致疲劳和其他症状。通过分析氧合血红蛋白的水平，医生可以评估贫血的严重程度并相应地制定治疗方案。 总之，氧合血红蛋白不仅仅是一个科学术语；它是我们生理的基本组成部分，在氧气运输、血液pH调节和整体健康中发挥着重要作用。通过理解氧合血红蛋白背后的机制，我们可以获得对我们身体功能和维持健康氧气水平的重要性的宝贵见解。这一知识不仅增强了我们对生物过程的理解，还为改善患者护理和结果的医疗实践提供了信息。随着我们继续探索人类生理的复杂性，氧合血红蛋白的重要性无疑将继续成为科学家和医疗专业人士共同关注的主题。