bolus

简明释义

英[ˈbəʊləs]美[ˈboʊləs]

n. [兽医] 大丸药（兽医用）；小而圆的物块

复 数 b o l u s e s

英英释义

单词用法

同义词

反义词

例句

1.Song Bolus Western Region poems have their own distinctive characteristics at the end of the Qing Dynasty.

清末诗人宋伯鲁的西域诗有自己独有的特点。

2.Objective To investigate the value of 64-slice spiral CT with bolus tracking in aortic angiography.

目的探讨团注追踪法64层螺旋CT增强扫描技术在主动脉成像中的应用价值。

3.This study aimed to observe the effect of Yin Xiao Bolus on psoriatic models and immune function in mice.

本研究的目的是观察中药银消丸对银屑病小鼠模型的治疗作用及免疫功能的影响。

4.Using certain depth bolus may attain the therapeutical dose of target area.

可以通过增加一定厚度的等效膜来提高整个靶区治疗的剂量要求。

5.It is often stated that when chewing, the teeth are separated by the bolus of food, and so the manner in which they occlude is not important.

通常认为，咀嚼时牙齿被食团分开，从而咬合的方式并不重要。

6.He gulped it down, holus-bolus.

他把那东西一口吞下。

7.The doctor ordered a bolus dose of antibiotics for the infection.

医生为感染开了剂量为bolus的抗生素。

8.The nurse administered a bolus of medication to the patient to quickly manage his pain.

护士给病人注射了一剂bolus药物，以迅速控制他的疼痛。

9.In the context of IV therapy, a bolus refers to a rapid infusion of fluid.

在静脉治疗中，bolus指的是快速输注液体。

10.During surgery, the anesthesiologist gave a bolus of anesthetic to ensure the patient was comfortable.

在手术期间，麻醉师给予了患者一剂bolus麻醉药以确保其舒适。

11.After fasting, he received a bolus of insulin to regulate his blood sugar levels.

禁食后，他接受了一剂bolus胰岛素来调节血糖水平。

作文

In the field of medicine and pharmacology, the term bolus refers to a single, large dose of a drug or medication that is administered all at once, rather than in smaller doses over time. This method of administration is often used in situations where rapid therapeutic effects are needed, such as in emergency care or during surgical procedures. The concept of a bolus is crucial for healthcare professionals, as it helps them understand how to effectively deliver medications to patients in a timely manner.When a patient requires immediate relief from severe pain or a quick response to a medical condition, a healthcare provider may choose to give a bolus of medication. For example, in cases of acute pain management, a physician might administer a bolus of morphine to provide fast-acting relief. The quick introduction of the drug into the bloodstream allows for immediate effects, which can be life-saving in critical situations.The administration of a bolus can also be seen in the context of intravenous (IV) therapy. In this case, a nurse might deliver a bolus of fluids or electrolytes to a patient who is dehydrated or has low blood pressure. This rapid infusion helps restore the patient's fluid balance and stabilize their condition. Understanding the appropriate timing and dosage for a bolus is essential for ensuring patient safety and efficacy of treatment.In addition to its medical applications, the concept of a bolus can also be found in other fields, such as nutrition. For instance, when discussing the digestion process, a bolus refers to the mass of food that is formed in the mouth after chewing and is ready to be swallowed. This biological bolus plays a critical role in the digestive system, as it facilitates the movement of food through the esophagus and into the stomach. The understanding of what a bolus is, both in medical and biological contexts, underscores its importance. In medicine, the ability to administer a bolus can mean the difference between life and death, while in nutrition, it highlights the intricate processes involved in digestion and nutrient absorption. Therefore, grasping the concept of a bolus is vital for anyone studying health sciences or biology.In summary, the term bolus encompasses a variety of meanings across different fields. Whether it is used to describe a large dose of medication or the mass of food prepared for swallowing, the implications of a bolus are significant. It is a term that reflects the urgency and efficiency required in medical treatments, as well as the complex functions of the human body during digestion. By understanding the multifaceted nature of a bolus, individuals can better appreciate its relevance in both healthcare and biological sciences.

在医学和药理学领域，术语bolus指的是一次性大剂量的药物或药物，这种药物是一次性给药，而不是分成小剂量逐渐给药。这种给药方式通常用于需要快速治疗效果的情况，例如急救或手术过程中。bolus的概念对医疗专业人员至关重要，因为它帮助他们理解如何有效及时地向患者提供药物。当患者需要迅速缓解剧烈疼痛或对某种病症作出快速反应时，医疗提供者可能会选择给予一剂bolus药物。例如，在急性疼痛管理的情况下，医生可能会施用一剂bolus吗啡以提供快速的缓解。药物迅速进入血液流动，使其能够立即发挥作用，这在危急情况下可能挽救生命。bolus的给药也可以在静脉（IV）治疗的背景下看到。在这种情况下，护士可能会给脱水或低血压的患者输注一剂bolus的液体或电解质。这种快速输注有助于恢复患者的液体平衡并稳定其状况。了解bolus的适当时机和剂量对于确保患者安全和治疗效果至关重要。除了医学应用外，bolus的概念也可以在其他领域找到，例如营养。例如，在讨论消化过程时，bolus指的是在口腔中咀嚼后形成的食物块，并准备吞咽。这个生物bolus在消化系统中起着关键作用，因为它促进食物通过食道并进入胃部的运动。了解bolus的含义，无论是在医学还是生物学上下文中，都突显了其重要性。在医学上，施用bolus的能力可能意味着生与死的区别，而在营养方面，它强调了消化和营养吸收过程中涉及的复杂过程。因此，掌握bolus的概念对于任何学习健康科学或生物学的人来说都是至关重要的。总之，术语bolus在不同领域涵盖了多种含义。无论是用来描述大剂量药物还是准备吞咽的食物块，bolus的影响都是显著的。它是一个反映医疗治疗所需紧迫性和效率的术语，同时也突显了人体在消化过程中的复杂功能。通过理解bolus的多面性，个人可以更好地欣赏其在医疗和生物科学中的相关性。