parenchyma

简明释义

英[pəˈreŋkɪmə]美[pəˈreŋkɪmə]

n. [组织] 实质；软细胞组织

英英释义

单词用法

同义词

反义词

例句

1.Tylose a bladder like ingrowth from a parenchyma cell into an adjacent tracheid or vessel through a paired pit.

薄壁细胞向内生长的泡状物通过纹孔伸入相邻的管胞或导管形成的结构。

2.The cysts are most often juxtaventricular in location within the brain parenchyma involving the frontal or temporal lobes.

囊肿常常邻近于脑室的脑实质内，累及额叶或颞叶。

3.Within the epidermis develops a ring of parenchyma cells, the cortex.

在表皮细胞内有一个质壁细胞环，即皮层。

4.It may be a preferable treatment modality for preserving functioning renal parenchyma.

对于保留功能性的肾脏实质而言，肾脏保留手术可能是一种较佳的治疗方式。

5.The round depressions occurred on the surface of the venule in the lung parenchyma.

在肺实质内微静脉的表面也可以见到许多呈圆形的凹陷。

6.Emphysema - a Disease of Small Airways or Lung Parenchyma?

肺气肿——是小气道、还是肺实质的疾病呢？

7.The mesophyll consists of two layers of palisade parenchyma.

叶肉是由两层栅栏薄壁组织组成。

8.A thoracotomy provides excellent exposure to divide the adhesions between the trapped viscera and lung parenchyma.

开胸手术提供一个较优的暴露空间，可以将疝脱的腹腔脏器与肺实质间的沾黏分开。

9.The liver is primarily composed of parenchyma, which is responsible for its metabolic functions.

肝脏主要由实质组织构成，负责其代谢功能。

10.In plants, the parenchyma cells play a crucial role in storage and photosynthesis.

在植物中，实质细胞在储存和光合作用中起着关键作用。

11.Damage to the kidney's parenchyma can lead to serious health issues.

肾脏的实质组织受损可能导致严重的健康问题。

12.The parenchyma of the lungs is essential for gas exchange.

肺部的实质组织对气体交换至关重要。

13.Researchers are studying how parenchyma regeneration can aid in organ repair.

研究人员正在研究如何通过实质组织再生来帮助器官修复。

作文

The term parenchyma refers to the functional tissue in various organs, particularly in plants and animals. In plants, parenchyma cells are essential for processes such as photosynthesis, storage, and tissue repair. These cells are typically living at maturity and have thin cell walls, which allow for flexibility and growth. In the human body, parenchyma denotes the functional parts of an organ, such as the liver or lungs, as opposed to the supportive or connective tissues. For example, in the lungs, the parenchyma consists of the alveoli, where gas exchange occurs. Understanding the role of parenchyma is crucial for both botany and medicine, as it highlights how different types of cells contribute to the overall function of an organism. In botanical studies, parenchyma is often contrasted with other types of plant tissues, such as collenchyma and sclerenchyma. While collenchyma provides support to young stems and leaves, and sclerenchyma offers rigidity, parenchyma is more versatile. It can be found in various forms, including chlorenchyma, which contains chloroplasts and is involved in photosynthesis, and aerenchyma, which facilitates gas exchange in aquatic plants. The adaptability of parenchyma cells allows plants to thrive in diverse environments, making them a vital component of ecological systems. In animal biology, the concept of parenchyma extends beyond mere tissue classification. It involves understanding how these functional cells interact with each other and with the surrounding stroma, or connective tissue. For instance, in the liver, the parenchyma is composed of hepatocytes, which play key roles in metabolism, detoxification, and protein synthesis. Damage to the liver's parenchyma can lead to serious health issues, illustrating the importance of these cells in maintaining overall bodily function. Moreover, the study of parenchyma is significant in medical research, particularly in the context of regenerative medicine. Scientists are exploring ways to repair or regenerate damaged parenchyma through stem cell therapy or tissue engineering. This research holds promise for treating conditions like liver cirrhosis, lung diseases, and other ailments where the functional tissue is compromised. In conclusion, the term parenchyma encompasses a wide range of functional tissues in both plants and animals. Its significance lies not only in its structural characteristics but also in its role in vital biological processes. Whether in the context of plant physiology or human health, understanding parenchyma provides insights into how organisms operate and adapt to their environments. As research continues to evolve, the implications of parenchyma in fields such as botany, medicine, and ecology will undoubtedly expand, highlighting its importance in the tapestry of life on Earth.

术语parenchyma指的是各种器官中的功能性组织，特别是在植物和动物中。在植物中，parenchyma细胞对于光合作用、储存和组织修复等过程至关重要。这些细胞通常在成熟时是活的，并且具有薄的细胞壁，这使得它们具有灵活性和生长能力。在人体中，parenchyma指的是器官的功能部分，例如肝脏或肺部，而不是支持性或结缔组织。例如，在肺部，parenchyma由肺泡组成，气体交换发生在这里。理解parenchyma的作用对植物学和医学都至关重要，因为它突出了不同类型的细胞如何为生物体的整体功能做出贡献。 在植物学研究中，parenchyma通常与其他类型的植物组织进行对比，例如胶质组织和硬化组织。虽然胶质组织为年轻的茎和叶提供支持，而硬化组织则提供刚性，但parenchyma则更具多样性。它可以以各种形式存在，包括含叶绿体的叶肉组织（chlorenchyma），参与光合作用，以及气腔组织（aerenchyma），促进水生植物的气体交换。parenchyma细胞的适应性使植物能够在多样的环境中生存，使其成为生态系统的重要组成部分。 在动物生物学中，parenchyma的概念不仅仅涉及组织分类。它还涉及理解这些功能性细胞如何相互作用以及与周围的基质或结缔组织的关系。例如，在肝脏中，parenchyma由肝细胞组成，这些细胞在新陈代谢、解毒和蛋白质合成中发挥关键作用。肝脏的parenchyma受损可能导致严重的健康问题，这表明这些细胞在维持整体身体功能方面的重要性。 此外，parenchyma的研究在医学研究中具有重要意义，特别是在再生医学的背景下。科学家们正在探索通过干细胞治疗或组织工程修复或再生受损的parenchyma的方法。这项研究为治疗肝硬化、肺病及其他功能性组织受损的疾病提供了希望。 总之，术语parenchyma涵盖了植物和动物中广泛的功能性组织。它的重要性不仅在于其结构特征，还在于其在重要生物过程中所起的作用。无论是在植物生理学还是人类健康的背景下，理解parenchyma为我们提供了关于生物体如何运作和适应环境的见解。随着研究的不断发展，parenchyma在植物学、医学和生态学等领域的影响无疑将扩大，突显其在地球生命织锦中的重要性。