branchial fossae

简明释义

鳃穴;

英英释义

例句

1.The anatomy of fish includes structures such as the branchial fossae 鳃窝, which are important for respiration.

鱼类的解剖结构包括像branchial fossae 鳃窝这样的结构，这对呼吸非常重要。

2.Researchers have found that the size of the branchial fossae 鳃窝 may vary depending on the environment.

研究人员发现，branchial fossae 鳃窝的大小可能会根据环境而有所不同。

3.In some species, the branchial fossae 鳃窝 can be used to identify their evolutionary adaptations.

在某些物种中，branchial fossae 鳃窝可以用来识别它们的进化适应性。

4.The branchial fossae 鳃窝 play a crucial role in the filter-feeding mechanism of certain fish.

对于某些鱼类来说，branchial fossae 鳃窝在滤食机制中起着至关重要的作用。

5.During dissection, students learn to locate the branchial fossae 鳃窝 in various aquatic organisms.

在解剖过程中，学生学习如何在各种水生生物中找到branchial fossae 鳃窝。

作文

The term branchial fossae refers to specific anatomical structures found in certain vertebrates, particularly during their embryonic development. These structures are associated with the pharyngeal arches and play a crucial role in the formation of various organs and systems in the body. Understanding the significance of branchial fossae is essential for both students of biology and those interested in evolutionary processes.In early embryonic stages, vertebrates exhibit a series of paired structures known as pharyngeal arches. These arches are precursors to critical components of the head and neck region. Among these structures, the branchial fossae emerge as depressions or grooves located between the arches. They are significant because they eventually give rise to important anatomical features, such as gills in aquatic species and various structures in terrestrial vertebrates.For instance, in fish, the branchial fossae develop into gill slits that facilitate respiration by allowing water to pass over the gills, where oxygen is extracted. This adaptation is vital for the survival of fish in aquatic environments. As these organisms evolve, the branchial fossae undergo transformations that lead to different respiratory systems in land-dwelling animals. In amphibians, for example, the presence of branchial fossae is temporary, as they primarily rely on gills during their larval stage but transition to lungs as adults.In mammals, the branchial fossae are less prominent, but they still contribute to the development of structures such as the eustachian tube, tonsils, and parts of the thyroid gland. This highlights the evolutionary significance of branchial fossae, as they showcase how certain anatomical features have been conserved or modified across different species.The study of branchial fossae also provides insight into developmental biology and the mechanisms that govern organogenesis. Researchers often examine these structures to understand congenital anomalies and disorders that may arise from improper development. By studying the branchial fossae, scientists can gain a better understanding of how genetic and environmental factors influence embryonic development.Moreover, the concept of branchial fossae extends beyond mere anatomy; it serves as a reminder of the interconnectedness of life. The similarities in embryonic development among diverse species underscore the common ancestry of vertebrates. This realization can inspire a deeper appreciation for biodiversity and the evolutionary processes that shape the natural world.In conclusion, the branchial fossae are vital structures in the study of vertebrate anatomy and evolution. Their role in the development of respiratory systems and other anatomical features illustrates the complexity of biological processes. As we continue to explore the intricacies of life, the significance of branchial fossae remains a fascinating topic that bridges the gap between developmental biology and evolutionary theory. Understanding these structures enriches our knowledge of both the past and present forms of life on Earth, highlighting the importance of scientific inquiry in uncovering the mysteries of nature.

术语branchial fossae指的是某些脊椎动物，特别是在胚胎发育期间发现的特定解剖结构。这些结构与咽弓相关，并在身体各种器官和系统的形成中发挥着至关重要的作用。理解branchial fossae的重要性对于生物学学生和对进化过程感兴趣的人来说都是至关重要的。在早期胚胎阶段，脊椎动物表现出一系列成对的结构，称为咽弓。这些弓是头部和颈部区域关键组成部分的前体。在这些结构中，branchial fossae作为位于弓之间的凹陷或沟槽出现。它们之所以重要，是因为它们最终形成了重要的解剖特征，如水生物种的鳃，以及陆生脊椎动物的各种结构。例如，在鱼类中，branchial fossae发展成为鳃裂，通过允许水流过鳃来促进呼吸，从而提取氧气。这种适应对于鱼类在水生环境中的生存至关重要。随着这些生物的进化，branchial fossae经历了转变，导致陆生动物不同的呼吸系统。在两栖动物中，例如，branchial fossae的存在是暂时的，因为它们在幼虫阶段主要依靠鳃，但成年后转变为肺。在哺乳动物中，branchial fossae不那么明显，但它们仍然对耳咽管、扁桃体和甲状腺部分等结构的发展做出贡献。这突显了branchial fossae的进化重要性，因为它们展示了不同物种之间某些解剖特征如何被保留或修饰。对branchial fossae的研究还提供了对发育生物学和器官发生机制的深入了解。研究人员经常检查这些结构，以了解可能由于发育不当而产生的先天异常和疾病。通过研究branchial fossae，科学家可以更好地理解遗传和环境因素如何影响胚胎发育。此外，branchial fossae的概念超越了单纯的解剖学；它提醒我们生命的相互联系。不同物种之间胚胎发育的相似性突显了脊椎动物的共同祖先。这一认识可以激发人们对生物多样性和塑造自然界的进化过程的更深层次的欣赏。总之，branchial fossae是脊椎动物解剖学和进化研究中的重要结构。它们在呼吸系统和其他解剖特征发展中的作用说明了生物过程的复杂性。随着我们继续探索生命的复杂性，branchial fossae的重要性仍然是一个迷人的主题，架起了发育生物学与进化理论之间的桥梁。理解这些结构丰富了我们对地球上生命过去和现在形式的知识，强调了科学探究在揭示自然奥秘中的重要性。