internal dose

简明释义

内照射剂量

英英释义

例句

1.The doctor explained that the internal dose 内部剂量 of the medication is crucial for its effectiveness.

医生解释说，药物的内部剂量 internal dose 对于其有效性至关重要。

2.The research focused on how the internal dose 内部剂量 of pollutants affects human health.

研究集中于污染物的内部剂量 internal dose 如何影响人类健康。

3.Monitoring the internal dose 内部剂量 of radioactive substances is essential in nuclear medicine.

监测放射性物质的内部剂量 internal dose 在核医学中至关重要。

4.In radiation therapy, calculating the internal dose 内部剂量 helps to minimize damage to healthy tissues.

在放射治疗中，计算内部剂量 internal dose 有助于减少对健康组织的损伤。

5.They used advanced imaging techniques to measure the internal dose 内部剂量 delivered to the organs.

他们使用先进的成像技术来测量送达器官的内部剂量 internal dose。

作文

In the field of radiation protection and medical physics, the term internal dose refers to the amount of radiation absorbed by the tissues of the body from radioactive materials that have entered the body. This can happen through various pathways, such as inhalation, ingestion, or absorption through the skin. Understanding the concept of internal dose is crucial for assessing the potential health risks associated with exposure to radioactive substances, especially in medical treatments such as radiotherapy, as well as in occupational settings where workers may be exposed to radioactive materials. The assessment of internal dose is typically conducted using sophisticated models that take into account the type of radioactive material, the energy of the emitted radiation, and the biological characteristics of the individual. For instance, different organs and tissues absorb radiation differently, which means that the same amount of radioactive material can lead to varying levels of internal dose depending on its location within the body. One of the primary methods for calculating internal dose is through biokinetic modeling, which considers how the body processes and distributes radioactive isotopes after they are introduced into the system. These models help in estimating the effective dose received by different organs over time, allowing healthcare professionals to make informed decisions about treatment plans and safety measures. Moreover, regulatory bodies like the International Commission on Radiological Protection (ICRP) provide guidelines on how to measure and manage internal dose to ensure that exposure remains within safe limits. This is particularly important in medical contexts, where patients undergoing diagnostic imaging or cancer treatment must be monitored for their internal dose to minimize adverse effects while maximizing therapeutic benefits. In conclusion, the concept of internal dose plays a vital role in both health physics and patient safety. By understanding how radioactive materials interact within the body and the subsequent doses received by various organs, we can better protect individuals from harmful effects of radiation exposure. Continuous research and advancements in dosimetry will further enhance our ability to accurately assess internal dose and improve safety protocols in medical and occupational settings.

在辐射防护和医学物理学领域，短语internal dose指的是从进入体内的放射性物质中被身体组织吸收的辐射量。这种情况可以通过多种途径发生，例如吸入、摄入或通过皮肤吸收。理解internal dose的概念对于评估与接触放射性物质相关的潜在健康风险至关重要，尤其是在放射治疗等医疗治疗中，以及在工人可能接触放射性材料的职业环境中。internal dose的评估通常使用复杂的模型进行，这些模型考虑了放射性物质的类型、发射辐射的能量以及个体的生物特征。例如，不同的器官和组织对辐射的吸收程度不同，这意味着相同数量的放射性物质可能导致不同的internal dose，具体取决于其在体内的位置。计算internal dose的主要方法之一是通过生物动力学建模，这种方法考虑了放射性同位素在引入体内后，身体如何处理和分配这些物质。这些模型有助于估算不同器官随时间的有效剂量，使医疗专业人员能够就治疗计划和安全措施做出明智的决策。此外，国际放射防护委员会（ICRP）等监管机构提供了如何测量和管理internal dose的指南，以确保暴露保持在安全范围内。这在医疗环境中特别重要，因为接受诊断成像或癌症治疗的患者必须监测其internal dose，以最小化不良影响，同时最大化治疗效果。总之，internal dose的概念在健康物理学和患者安全中发挥着至关重要的作用。通过理解放射性物质在体内的相互作用及各个器官所接收的剂量，我们可以更好地保护个人免受辐射暴露的有害影响。持续的研究和剂量测定技术的进步将进一步增强我们准确评估internal dose的能力，并改善医疗和职业环境中的安全协议。