preaxial

简明释义

英[priːˈæksɪəl]美[priˈæksɪəl]

adj. 中轴前的，躯椎前的；上肢内侧的

英英释义

单词用法

同义词

反义词

例句

1.These are respectively known as postaxial, preaxial, and central polydactyl.

这些分别被称为轴后、轴前和中央多指。

2.These are respectively known as postaxial, preaxial, and central polydactyl.

这些分别被称为轴后、轴前和中央多指。

3.The preaxial 前轴的 digits are often studied to understand evolutionary changes in limb morphology.

为了理解肢体形态的进化变化，前轴的指趾常常被研究。

4.In embryology, the preaxial 前轴的 limb patterning is crucial for proper limb formation.

在胚胎学中，前轴的肢体模式化对于肢体的正确形成至关重要。

5.Researchers noted that the preaxial 前轴的 bones are more prone to certain types of injuries.

研究人员注意到，前轴的骨骼更容易受到某些类型的损伤。

6.The mutation affected the growth of the preaxial 前轴的 elements in the developing embryo.

这种突变影响了发育胚胎中前轴的元素的生长。

7.The study focused on the development of the preaxial 前轴的 structures in vertebrates.

这项研究集中于脊椎动物中前轴的结构的发展。

作文

In the realm of anatomy and biology, the term preaxial refers to a specific position relative to the axial skeleton or axis of the body. To better understand this term, we can explore its significance in various contexts, particularly in limb development and evolutionary biology. The concept of preaxial is crucial in understanding how limbs are structured and function. For instance, in the human arm, the thumb is considered preaxial because it is located on the radial side, which is the side that faces the thumb when the arm is in the standard anatomical position. This positioning plays a vital role in our ability to grasp and manipulate objects, highlighting the importance of preaxial structures in functional anatomy.The study of preaxial features extends beyond human anatomy; it also encompasses comparative anatomy across different species. For example, in the field of paleontology, researchers examine fossilized remains to determine the evolutionary adaptations of limbs. By analyzing the preaxial elements in the limbs of ancient creatures, scientists can infer how these animals moved and interacted with their environment. This knowledge helps us construct a clearer picture of the evolutionary history of vertebrates and the significance of limb morphology.Additionally, the term preaxial is relevant in discussions about congenital conditions that affect limb development. Certain genetic mutations can lead to malformations where the preaxial structures do not develop properly. Understanding these conditions requires a comprehensive knowledge of normal limb development, where the preaxial elements play a critical role. Medical professionals and researchers focus on these aspects to devise treatments and interventions for affected individuals, showcasing the practical implications of the term in healthcare.Moreover, the concept of preaxial has applications in the fields of robotics and prosthetics. Engineers and designers often look to biological models to create more effective artificial limbs. By studying the preaxial features of human limbs, they can design prosthetics that mimic natural movement patterns. This intersection of biology and technology illustrates how understanding terms like preaxial can lead to innovations that improve the quality of life for individuals with limb loss.In conclusion, the term preaxial is a multifaceted concept that holds significance across various disciplines, including anatomy, evolutionary biology, medicine, and engineering. Its relevance in understanding limb structure, functionality, and development highlights the interconnectedness of biological concepts and their practical applications. Whether considering the evolutionary implications of preaxial features in fossils or the design of advanced prosthetics, this term serves as a reminder of the complexity and beauty of biological systems. As we continue to explore and learn about these concepts, the importance of preaxial structures will undoubtedly remain a key focus in both scientific research and practical applications.

在解剖学和生物学领域，术语preaxial指的是相对于轴骨架或身体轴线的特定位置。为了更好地理解这个术语，我们可以探讨它在各种背景下的重要性，特别是在肢体发育和进化生物学中。preaxial的概念对于理解肢体的结构和功能至关重要。例如，在人类的手臂中，拇指被认为是preaxial的，因为它位于桡侧，即在手臂处于标准解剖位置时朝向拇指的一侧。这种定位在我们抓握和操作物体的能力中发挥着重要作用，突显了preaxial结构在功能解剖学中的重要性。preaxial特征的研究不仅限于人类解剖学；它还涉及不同物种之间的比较解剖学。例如，在古生物学领域，研究人员检查化石遗骸以确定肢体的进化适应性。通过分析古代生物肢体中的preaxial元素，科学家可以推断这些动物如何移动以及如何与环境互动。这些知识帮助我们构建出脊椎动物进化历史的更清晰图景，以及肢体形态的重要性。此外，术语preaxial在讨论影响肢体发育的先天性条件时也相关。某些遗传突变可能导致畸形，其中preaxial结构未能正常发育。理解这些条件需要对正常肢体发育的全面了解，其中preaxial元素起着关键作用。医疗专业人员和研究人员专注于这些方面，以制定针对受影响个体的治疗和干预措施，展示了该术语在医疗保健中的实际意义。此外，preaxial的概念在机器人技术和假肢领域也有应用。工程师和设计师常常借鉴生物模型来创造更有效的人工肢体。通过研究人类肢体的preaxial特征，他们可以设计模仿自然运动模式的假肢。这种生物学与技术的交叉展示了理解像preaxial这样的术语如何导致改善肢体缺失者生活质量的创新。总之，术语preaxial是一个多面向的概念，在解剖学、进化生物学、医学和工程等多个学科中具有重要意义。它在理解肢体结构、功能和发育方面的相关性突显了生物学概念及其实际应用之间的相互联系。无论是考虑化石中preaxial特征的进化意义，还是先进假肢的设计，这个术语都提醒我们生物系统的复杂性和美丽。随着我们继续探索和学习这些概念，preaxial结构的重要性无疑将继续成为科学研究和实际应用的重点。