neurohypophysis

简明释义

英[ˌnjʊərəʊhaɪˈpɒfɪsɪs]美[ˌnʊrohaɪˈpɑfɪsɪs;ˌnʊrohɪˈpɑf

n. [解剖] 神经垂体

复 数 n e u r o h y p o p h y s e s

英英释义

单词用法

同义词

反义词

例句

1.Conclusion Intercellular cistern, perivascular space and epithelial openings consist of the structural foundation of the chief channel for secretions of neurohypophysis releasing into CSF.

结论细胞间池-血管周隙-囊上皮孔，构成了神经垂体分泌物释放入脑脊液主渠道的结构基础。

2.Result: The neurohypophysis is composed of unmyelinated nerve fibers, pituicytes and connective tissue abound in blood capillaries.

结果：神经垂体主要由无髓神经纤维、垂体细胞及富含毛细血管的结缔组织构成。

3.MAIN OUTCOME MEASURES: The microstructure and ultrastructure of the neurohypophysis.

主要观察指标：神经垂体的显微和超微结构。

4.Diabetes insipidus results from a deficient secretion of release of the antidiuretic or hormone by the neurohypophysis.

尿崩症是由于神经垂体缺乏分泌或释放抗利尿激素所致。

5.The strongly PAS-positive colloid was found in all parts of the adenohypophysis and neurohypophysis in the mature Chinese buffalo.

强PAS阳性的胶体见于成年中国水牛腺垂体各部及神经垂体。

6.Conclusion Intercellular cistern, perivascular space and epithelial openings consist of the structural foundation of the chief channel for secretions of neurohypophysis releasing into CSF.

结论细胞间池-血管周隙-囊上皮孔，构成了神经垂体分泌物释放入脑脊液主渠道的结构基础。

7.In winter, neurohypophysis had no changes.

冬季神经垂体几乎没有变化。

8.Research shows that stress can affect the function of the neurohypophysis and hormone secretion.

研究表明，压力会影响神经垂体的功能和激素分泌。

9.The release of hormones from the neurohypophysis is crucial for regulating water balance in the body.

来自神经垂体的激素释放对调节身体水分平衡至关重要。

10.Disorders of the neurohypophysis can lead to hormonal imbalances in the body.

神经垂体的疾病可能导致身体内的激素失衡。

11.The neurohypophysis stores and releases oxytocin, which plays a role in social bonding.

神经垂体储存并释放催产素，这在社会关系中起着作用。

12.In cases of diabetes insipidus, the neurohypophysis fails to produce enough vasopressin.

在尿崩症病例中，神经垂体未能产生足够的抗利尿激素。

作文

The human body is a complex system that relies on various components to maintain homeostasis and regulate physiological processes. One of the key structures in this intricate network is the brain, which orchestrates numerous functions through its intricate connections and hormonal pathways. Among these vital components is the neurohypophysis, also known as the posterior pituitary gland. This small but significant part of the endocrine system plays a crucial role in the release of hormones that are essential for various bodily functions.The neurohypophysis is located at the base of the brain, just beneath the hypothalamus. It is directly connected to the hypothalamus via nerve fibers, which allows it to receive signals that trigger hormone release. Unlike other glands that produce their own hormones, the neurohypophysis primarily serves as a storage and release site for hormones synthesized in the hypothalamus. The two main hormones released by the neurohypophysis are oxytocin and vasopressin (also known as antidiuretic hormone, ADH).Oxytocin is often referred to as the 'love hormone' because of its role in social bonding, sexual reproduction, and during and after childbirth. It facilitates uterine contractions during labor and promotes maternal behaviors. Additionally, oxytocin is involved in the formation of trust and emotional connections between individuals, highlighting its significance in social interactions.On the other hand, vasopressin plays a critical role in regulating water balance in the body. It acts on the kidneys to promote water reabsorption, thus preventing dehydration. When the body is dehydrated or when blood pressure drops, the hypothalamus signals the neurohypophysis to release vasopressin into the bloodstream. This hormone helps to retain water, concentrating the urine and maintaining blood volume and pressure.The functioning of the neurohypophysis is not only vital for individual health but also illustrates the intricate relationship between the brain and the body's endocrine system. Disorders related to the neurohypophysis can lead to significant health issues. For instance, insufficient production of vasopressin can result in diabetes insipidus, a condition characterized by excessive thirst and urination. Conversely, an overproduction of vasopressin can lead to water retention and hyponatremia, a potentially dangerous drop in sodium levels in the blood.Understanding the neurohypophysis and its functions highlights the importance of hormonal regulation in our bodies. It serves as a reminder of how interconnected our bodily systems are, where a small gland can have widespread effects on our health and well-being. As research continues to uncover the complexities of the brain and its hormonal pathways, the significance of the neurohypophysis will undoubtedly remain a focal point in the study of human physiology.In conclusion, the neurohypophysis is a critical component of the endocrine system, influencing various physiological processes through the release of hormones like oxytocin and vasopressin. Its location and connection to the hypothalamus underscore its role in maintaining homeostasis within the body. As we continue to explore the intricacies of human biology, the neurohypophysis serves as a fascinating example of how even the smallest structures can have profound impacts on our overall health and behavior.

人类身体是一个复杂的系统，依赖于各种组成部分来维持内环境稳态并调节生理过程。在这个错综复杂的网络中，大脑是关键结构之一，它通过复杂的连接和荷尔蒙通路来协调众多功能。在这些重要组成部分中，有一个被称为神经垂体的结构，也就是后垂体腺。这个小而重要的内分泌系统部分在释放对各种身体功能至关重要的荷尔蒙方面发挥着关键作用。神经垂体位于大脑底部，正好在下丘脑下方。它通过神经纤维直接与下丘脑相连，使其能够接收触发荷尔蒙释放的信号。与其他产生自己荷尔蒙的腺体不同，神经垂体主要作为合成于下丘脑的荷尔蒙的储存和释放场所。神经垂体释放的两种主要荷尔蒙是催产素和抗利尿激素（也称为抗利尿激素，ADH）。催产素常被称为“爱情荷尔蒙”，因为它在社会联系、性繁殖以及分娩期间和之后的角色。它促进子宫在分娩期间的收缩，并促进母性行为。此外，催产素还参与信任和个体之间情感联系的形成，突显了其在社会交往中的重要性。另一方面，抗利尿激素在调节体内水分平衡方面发挥着关键作用。它通过在肾脏上作用来促进水的重吸收，从而防止脱水。当身体脱水或血压下降时，下丘脑会向神经垂体发出信号，促使其释放抗利尿激素进入血液。这种荷尔蒙有助于保留水分，浓缩尿液，维持血容量和血压。神经垂体的功能不仅对个体健康至关重要，还说明了大脑与身体内分泌系统之间错综复杂的关系。与神经垂体相关的疾病可能导致显著的健康问题。例如，抗利尿激素的分泌不足可能导致尿崩症，这是一种以过度口渴和排尿为特征的病症。相反，抗利尿激素的过量分泌可能导致水分潴留和低钠血症，这是血液中钠水平急剧下降的潜在危险情况。理解神经垂体及其功能突显了荷尔蒙调节在我们身体中的重要性。它提醒我们身体系统之间是多么紧密相连，一个小腺体可以对我们的健康和福祉产生广泛影响。随着研究不断揭示大脑及其荷尔蒙通路的复杂性，神经垂体的重要性无疑将继续成为人类生理学研究的焦点。总之，神经垂体是内分泌系统的关键组成部分，通过释放催产素和抗利尿激素等荷尔蒙影响各种生理过程。它的位置和与下丘脑的连接强调了其在维持身体内环境稳态方面的作用。随着我们继续探索人类生物学的复杂性，神经垂体作为一个迷人的例子，展示了即使是最小的结构也能对我们的整体健康和行为产生深远影响。