homeothermy

简明释义

英[/ˌhoʊmiˈθɜrmi/]美[/ˌhoʊmiˈθɜrmi/]

n. 均温化；恒温

英英释义

单词用法

同义词

反义词

例句

1.Indeed, the large size attained by many dinosaurs may have led to what has been called "inertial homeothermy".

实际上，这些拥有巨大身躯的恐龙可能有一种被称做“惰性同温”的功能。

2.Indeed, the large size attained by many dinosaurs may have led to what has been called "inertial homeothermy".

实际上，这些拥有巨大身躯的恐龙可能有一种被称做“惰性同温”的功能。

3.Many mammals exhibit homeothermy, which allows them to maintain a stable internal temperature regardless of external conditions.

许多哺乳动物表现出恒温性，这使它们能够在外部条件变化的情况下保持稳定的内部温度。

4.Birds are known for their homeothermy, enabling them to survive in diverse climates.

鸟类以其恒温性而闻名，使它们能够在多种气候中生存。

5.The ability of reptiles to switch between homeothermy and ectothermy is fascinating.

爬行动物在恒温性和变温性之间切换的能力令人着迷。

6.In cold environments, homeothermy is crucial for survival among mammals.

在寒冷的环境中，哺乳动物的生存依赖于恒温性。

7.Humans rely on homeothermy to regulate their body temperature through various mechanisms.

人类依靠恒温性通过各种机制来调节体温。

作文

Homeothermy is a fascinating biological concept that refers to the ability of an organism to maintain a stable internal body temperature regardless of external environmental conditions. This physiological characteristic is crucial for the survival of many species, particularly mammals and birds. In essence, homeothermy (恒温性) allows these animals to thrive in a variety of climates, from the frigid Arctic to the sweltering deserts. The process of homeothermy involves complex metabolic mechanisms that generate heat and regulate body temperature. For example, mammals have a range of adaptations, such as fur or fat layers, that provide insulation against cold temperatures. When the environment becomes too hot, they can dissipate heat through sweating or panting, which helps to cool their bodies down. This remarkable ability to regulate their internal temperature enables homeothermic animals to remain active and functional even when faced with extreme weather conditions. One of the most interesting aspects of homeothermy is its evolutionary significance. The development of this trait has allowed certain species to occupy ecological niches that would otherwise be inhospitable. For instance, birds, which are also warm-blooded, can migrate long distances to exploit seasonal food sources. Their ability to maintain a constant body temperature during flight is vital for their endurance and overall success as a species. In contrast, ectothermic animals, such as reptiles and amphibians, rely on external sources of heat to regulate their body temperature. This means they are more vulnerable to fluctuations in their environment, which can limit their activity levels and distribution. While ectothermy has its advantages, such as lower energy requirements, it often restricts these animals to specific habitats where temperatures are favorable. The study of homeothermy extends beyond just understanding animal physiology; it also has implications for ecology and conservation. As global temperatures rise due to climate change, the ability of homeothermic animals to adapt to new thermal environments is being tested. Species that cannot cope with increasing heat may face population declines or extinction. This highlights the importance of preserving diverse habitats that support various life forms, allowing them to thrive amidst changing climatic conditions. Moreover, homeothermy plays a critical role in human health and medicine. Understanding how our own bodies maintain temperature can inform practices in healthcare, especially in treating conditions related to temperature regulation. For instance, hypothermia and hyperthermia are serious medical emergencies that arise when the body fails to maintain its normal temperature. By studying the mechanisms of homeothermy, researchers can develop better treatments and preventive measures for these conditions. In conclusion, homeothermy (恒温性) is a vital aspect of biology that illustrates the intricate relationship between organisms and their environments. It enables many species to survive and thrive in diverse habitats, contributing to the rich tapestry of life on Earth. As we continue to explore the effects of climate change and other environmental pressures, understanding the principles of homeothermy will be essential for ensuring the survival of both wildlife and human populations.

恒温性是一个引人入胜的生物学概念，指的是生物体在外部环境条件变化时维持稳定内部体温的能力。这一生理特征对许多物种的生存至关重要，尤其是哺乳动物和鸟类。简单来说，homeothermy（恒温性）使这些动物能够在各种气候中繁衍生息，从寒冷的北极到炙热的沙漠。 homeothermy的过程涉及复杂的代谢机制，这些机制产生热量并调节体温。例如，哺乳动物具有一系列适应性特征，如毛发或脂肪层，能够提供对寒冷温度的绝缘。当环境变得过热时，它们可以通过出汗或喘息来散热，从而帮助降温。这种调节内部温度的非凡能力使得恒温动物即使在极端天气条件下也能保持活跃和功能正常。 homeothermy最有趣的方面之一是它的进化意义。这一特征的发展使某些物种能够占据本来不可居住的生态位。例如，鸟类也是温血动物，可以迁徙长距离以利用季节性食物来源。它们在飞行过程中维持恒定体温的能力对其耐力和整体生存成功至关重要。 相反，外温动物如爬行动物和两栖动物依赖外部热源来调节其体温。这意味着它们更容易受到环境波动的影响，这可能限制它们的活动水平和分布。虽然外温性有其优势，例如较低的能量需求，但通常限制这些动物在温度适宜的特定栖息地内生活。 对homeothermy的研究不仅限于理解动物生理学；它还有生态和保护方面的影响。随着全球气温因气候变化而上升，恒温动物适应新热环境的能力正受到考验。无法应对日益增加的热量的物种可能面临种群下降或灭绝。这突显了保护多样栖息地的重要性，以支持各种生命形式，使它们能够在不断变化的气候条件下茁壮成长。 此外，homeothermy在人体健康和医学中发挥着关键作用。了解我们自身如何维持温度可以为医疗实践提供信息，特别是在治疗与温度调节相关的疾病时。例如，体温过低和体温过高是当身体无法维持正常温度时出现的严重医疗紧急情况。通过研究恒温性的机制，研究人员可以开发更好的治疗和预防措施。 总之，homeothermy（恒温性）是生物学中一个重要的方面，展示了生物体与其环境之间错综复杂的关系。它使许多物种能够在不同栖息地中生存和繁衍，丰富了地球上的生命图谱。随着我们继续探索气候变化和其他环境压力的影响，理解恒温性的原则对于确保野生动物和人类种群的生存将至关重要。