perilymph

简明释义

英[ˈperɪlɪmf]美[ˈperəˌlɪmf]

n. 外淋巴

英英释义

单词用法

同义词

反义词

例句

1.The experimental animal model of perilymphatic fistula (PLF) was made by drilling a small hole in the skull and injecting artificial perilymph into the subarachnoid space in 50 Guinea pigs.

经颅骨钻孔，蛛网膜下腔注射加压，对50只健康豚鼠建立了外淋巴瘘(PLF)的实验动物模型。

2.The experimental animal model of perilymphatic fistula (PLF) was made by drilling a small hole in the skull and injecting artificial perilymph into the subarachnoid space in 50 Guinea pigs.

经颅骨钻孔，蛛网膜下腔注射加压，对50只健康豚鼠建立了外淋巴瘘(PLF)的实验动物模型。

3.Peak concentrations and gradients for gentamicin varied considerably between animals, likely resulting from variations in round window membrane permeability and rates of perilymph flow.

庆大霉素的峰值浓度和浓度梯度在动物之间的差异相当的大，这可能是由圆窗膜通透性的不同和外淋巴液流动率的不同所导致的。

4.Conclusion: the sensibility of the method is high, accurate, and repeatable. It can be used to determine the content of dexamethasone sodium phosphate in perilymph.

结论：该法灵敏度高，准确性、重复性好，可用于外淋巴液中磷酸地塞米松的测定。

5.Results After topical administration or intracardial injection of DEX, concentrations of drug in perilymph and plasma decreased gradually over time.

结果圆窗或心内注射给药后，豚鼠外淋巴液、血浆中的DEX浓度随时间的延长呈逐渐下降的趋势；

6.Variations in round window membrane permeability and in perilymph flow could account for why hearing losses are observed in some patients.

圆窗膜通透性的变化和外淋巴液流动的变化可以解释为什么在某些患者观察到听力损失。

7.The perilymph plays a crucial role in transmitting sound vibrations to the inner ear.

外淋巴在将声音振动传递到内耳中起着至关重要的作用。

8.In cases of hearing loss, the balance of perilymph and endolymph can be disrupted.

在听力损失的情况下，外淋巴和内淋巴的平衡可能会被打乱。

9.The perilymph is located in the space between the bony labyrinth and the membranous labyrinth.

外淋巴位于骨迷路和膜迷路之间的空间中。

10.Changes in the composition of perilymph can affect auditory function.

外淋巴成分的变化可能会影响听觉功能。

11.During a cochlear implant surgery, surgeons must be careful not to damage the perilymph fluid.

在耳蜗植入手术中，外科医生必须小心不要损坏外淋巴液。

作文

The human body is a complex system composed of various structures and fluids that work together to maintain health and functionality. One such important fluid is perilymph, which plays a crucial role in the auditory and vestibular systems of the inner ear. Understanding the function and significance of perilymph can help us appreciate how our bodies perceive sound and balance. In this essay, we will explore the characteristics of perilymph, its production, and its impact on hearing and equilibrium. Perilymph is a clear, colorless fluid that fills the space between the bony labyrinth and the membranous labyrinth of the inner ear. This fluid is similar in composition to cerebrospinal fluid, containing high levels of sodium and low levels of potassium. The presence of perilymph is vital for the proper functioning of the cochlea, which is responsible for converting sound vibrations into neural signals that the brain can interpret. When sound waves enter the ear, they cause the eardrum to vibrate, transmitting these vibrations through the ossicles (tiny bones in the middle ear) to the oval window of the cochlea. The movement of the oval window creates waves in the perilymph, which in turn stimulates the hair cells located in the organ of Corti. These hair cells convert the mechanical energy of sound into electrical signals, which are then sent to the brain via the auditory nerve. Without perilymph, this transduction process would be severely impaired, leading to hearing loss or distortion. In addition to its role in hearing, perilymph is also essential for maintaining balance. The inner ear contains structures known as the semicircular canals, which are filled with perilymph and are involved in detecting rotational movements of the head. When the head moves, the fluid within the canals shifts, causing the hair cells to bend and send signals to the brain about the body's orientation and movement. This information is crucial for maintaining balance and coordinating movement, allowing us to navigate our environment safely. Moreover, the production and regulation of perilymph are tightly controlled by the body. Any disruption in its composition or flow can lead to various disorders. For example, an increase in perilymph pressure may result in conditions like Meniere's disease, characterized by episodes of vertigo, tinnitus, and hearing loss. Understanding the dynamics of perilymph can aid in diagnosing and treating such conditions, highlighting its importance in both medical science and everyday life. In conclusion, perilymph is a vital fluid that serves essential functions in our auditory and vestibular systems. Its role in hearing and balance cannot be overstated, as it facilitates the conversion of sound waves into meaningful signals and helps us maintain our equilibrium. As we continue to study the complexities of the human body, the significance of perilymph reminds us of the intricate connections between different systems and the importance of maintaining their health. Through ongoing research, we can better understand how to protect and restore the delicate balance of fluids like perilymph, ultimately enhancing our overall well-being.

人类身体是一个复杂的系统，由各种结构和液体组成，这些结构和液体共同工作以维持健康和功能。其中一种重要的液体是外淋巴，它在内耳的听觉和前庭系统中发挥着关键作用。理解外淋巴的功能和重要性可以帮助我们欣赏身体如何感知声音和平衡。在这篇文章中，我们将探讨外淋巴的特征、其产生及其对听力和平衡的影响。 外淋巴是一种清澈无色的液体，填充在内耳的骨迷路和膜迷路之间。这种液体的成分与脑脊液相似，含有高水平的钠和低水平的钾。外淋巴的存在对于耳蜗的正常功能至关重要，耳蜗负责将声音振动转化为神经信号，以便大脑进行解读。 当声波进入耳朵时，它们使鼓膜振动，通过中耳的小骨（小骨头）传递这些振动到耳蜗的椭圆窗。椭圆窗的运动在外淋巴中产生波动，从而刺激位于科蒂器的毛细胞。这些毛细胞将声音的机械能转化为电信号，然后通过听觉神经发送到大脑。如果没有外淋巴，这个转导过程将受到严重损害，导致听力丧失或失真。 除了在听力中的作用外，外淋巴对于维持平衡也至关重要。内耳包含称为半规管的结构，这些结构充满了外淋巴，并参与检测头部的旋转运动。当头部移动时，管中的液体会移动，导致毛细胞弯曲并向大脑发送有关身体方向和运动的信号。这些信息对于维持平衡和协调运动至关重要，使我们能够安全地导航环境。 此外，外淋巴的产生和调节受到身体的严格控制。其成分或流动的任何干扰都可能导致各种疾病。例如，外淋巴压力的增加可能导致梅尼埃病，这种病以眩晕、耳鸣和听力丧失的发作为特征。理解外淋巴的动态可以帮助诊断和治疗这些疾病，突显其在医学科学和日常生活中的重要性。 总之，外淋巴是一种重要的液体，在我们的听觉和前庭系统中发挥着基本功能。它在听力和平衡中的作用不可低估，因为它促进声音波转化为有意义的信号，并帮助我们维持平衡。随着我们继续研究人体的复杂性，外淋巴的重要性提醒我们不同系统之间的复杂联系，以及维持其健康的重要性。通过持续的研究，我们可以更好地理解如何保护和恢复像外淋巴这样的液体的微妙平衡，最终增强我们的整体健康。