osmolality

简明释义

英[ˌɑːzməˈlæləti]美[ˌɑːzməˈlæləti]

n. 同渗重摩；渗透度；溶质度

英英释义

单词用法

同义词

反义词

例句

1.When exogenously supplied, DLL-1 cells accumulated exogenous glycine betaine rapidly from medium to balance the extracellular osmolality instead of the synthesis of compatible solutes.

在渗透胁迫条件下，细胞从外界快速吸收外源甜菜碱来代替自身相容性溶质的合成。

2.When exogenously supplied, DLL-1 cells accumulated exogenous glycine betaine rapidly from medium to balance the extracellular osmolality instead of the synthesis of compatible solutes.

在渗透胁迫条件下，细胞从外界快速吸收外源甜菜碱来代替自身相容性溶质的合成。

3.Methods:To measure the plasma osmolality of electrolytes and that of blood sugar in 34 patients with acute stroke. The total amount of mannitol given was calculated simultaneously.

方法：测定34例脑卒中急性期病人血浆电解质和葡萄糖的渗透浓度，计算同期甘露醇用量总数。

4.Objective To evaluate the changes and significance of plasma osmolality in 136 patients with moderate and severe craniocerebral trauma.

目的探讨中、重型颅脑外伤患者血浆渗透压水平变化的临床意义及其护理措施。

5.Paying more attention to patients with higher plasma osmolality after craniocerebral trauma could help to improve their prognosis.

加强中重型颅脑损伤后高血浆渗透压患者的护理，可以改善患者的预后。

6.Sodium concentration and osmolality in the intravascular and interstitial Spaces equilibrate across the vascular membrane.

钠离子浓度和血管内渗透压以及组织间隙渗透压通过血管膜保持平衡。

7.Under normal conditions, the serum ions and anions, glucose, and blood urea nitrogen contribute to the serum osmolality .

在正常情况下，血浆中的阴离子、阳离子、葡萄糖和血尿素氮与血清渗透压有关。

8.Conclusions (1) Children can develop reversible CAN after the exposure to high or low osmolality contrast medium.

结论（1）肾功能正常的儿童应用高渗或低渗造影剂均可发生可逆的造影剂肾病；

9.Serum sodium and urine osmolality were significantly different in CHF rats as compared with sham-operated rats.

不同时期心力衰竭组的血钠，尿渗量与对照组比较均存在显著差异。

10.With the method of dilution, the osmolality of CPA of different concentration is measured.

通过稀释的方法测定了不同浓度的联合玻璃化保护剂的渗透压值。

11.The doctor measured the patient's serum osmolality to assess their hydration status.

医生测量了病人的血清渗透浓度以评估他们的水合状态。

12.High urine osmolality can indicate dehydration or kidney dysfunction.

高尿液渗透浓度可能表明脱水或肾功能障碍。

13.In clinical settings, monitoring osmolality is crucial for patients receiving intravenous fluids.

在临床环境中，监测渗透浓度对接受静脉输液的患者至关重要。

14.A low serum osmolality might suggest conditions like hyponatremia.

低血清渗透浓度可能暗示低钠血症等情况。

15.The lab results showed an increased plasma osmolality, indicating possible diabetes insipidus.

实验室结果显示血浆渗透浓度增加，可能表明尿崩症。

作文

Understanding the concept of osmolality is essential in various fields, including medicine, biology, and chemistry. Osmolality refers to the concentration of solute particles in a solution. It is measured in osmoles per kilogram of solvent and plays a crucial role in determining how fluids move between different compartments in the body. For instance, when we consume food or drinks, our bodies must regulate the osmolality of our blood and other bodily fluids to maintain homeostasis. In medical settings, osmolality is particularly important for diagnosing and managing various health conditions. For example, a high serum osmolality may indicate dehydration, kidney dysfunction, or the presence of certain toxins in the body. Conversely, low serum osmolality can be a sign of overhydration or conditions like syndrome of inappropriate antidiuretic hormone secretion (SIADH). Understanding these variations helps healthcare professionals make informed decisions about treatment and patient care. Moreover, osmolality affects how medications are absorbed and distributed within the body. Certain drugs require specific osmolality levels to be effective, as they can influence the drug's solubility and bioavailability. This is particularly relevant in intravenous therapies, where the osmolality of the administered solution must closely match that of the blood to prevent complications such as hemolysis or thrombosis. In the field of biology, osmolality is critical in understanding cellular processes. Cells rely on osmotic gradients to maintain their shape and function. When the osmolality outside the cell changes, it can lead to water moving in or out of the cell, causing it to swell or shrink. This process is vital for nutrient uptake and waste removal. For instance, plant cells depend on osmolality to maintain turgor pressure, which is essential for structural integrity and growth. In conclusion, osmolality is a fundamental concept that transcends various scientific disciplines. Its implications in health, medicine, and biology underscore the importance of understanding solute concentrations in solutions. Whether it is monitoring a patient's hydration status, ensuring the proper administration of medications, or studying cellular behavior, osmolality serves as a key indicator of physiological and biochemical processes. As we continue to explore the complexities of life sciences, the significance of osmolality will undoubtedly remain a pivotal topic in research and clinical practice.

理解osmolality的概念在医学、生物学和化学等多个领域中至关重要。osmolality指的是溶液中溶质颗粒的浓度。它以每千克溶剂的渗透摩尔数为单位进行测量，在决定体内不同腔室之间液体的移动方面发挥着至关重要的作用。例如，当我们摄入食物或饮料时，我们的身体必须调节血液和其他体液的osmolality以维持体内平衡。 在医疗环境中，osmolality对于诊断和管理各种健康状况特别重要。例如，高血清osmolality可能表明脱水、肾功能障碍或体内某些毒素的存在。相反，低血清osmolality可能是过度水合或不适当抗利尿激素分泌综合征（SIADH）的迹象。理解这些变化有助于医疗专业人员做出明智的治疗和护理决策。 此外，osmolality还影响药物在体内的吸收和分布。某些药物需要特定的osmolality水平才能有效，因为它们会影响药物的溶解度和生物利用度。这在静脉治疗中尤为相关，因为所施用溶液的osmolality必须与血液的相匹配，以防止溶血或血栓等并发症。 在生物学领域，osmolality对于理解细胞过程至关重要。细胞依赖于渗透梯度来维持其形状和功能。当细胞外部的osmolality发生变化时，会导致水分进出细胞，从而使细胞膨胀或收缩。这个过程对养分的摄取和废物的去除至关重要。例如，植物细胞依靠osmolality来维持膨压，这对结构完整性和生长至关重要。 总之，osmolality是一个超越多个科学学科的基本概念。它在健康、医学和生物学中的影响强调了理解溶液中溶质浓度的重要性。无论是监测患者的水合状态、确保药物的正确施用，还是研究细胞行为，osmolality都是生理和生化过程的关键指标。随着我们继续探索生命科学的复杂性，osmolality的重要性无疑将继续成为研究和临床实践中的一个核心主题。