thermoregulator

简明释义

英[ˌθɜːməʊˈreɡjʊleɪtə]美[ˌθɜːrməˈreɡjʊˌletər]

n. [自] 温度调节器；[仪] 调温器

英英释义

单词用法

同义词

反义词

例句

1.In extreme heat, the thermoregulator in our brain signals sweat glands to cool us down.

在极端高温下，大脑中的温度调节器会向汗腺发出信号，以帮助我们降温。

2.The human body acts as a natural thermoregulator, maintaining a stable internal temperature.

人体作为一种自然温度调节器，保持稳定的内部温度。

3.The failure of the body's thermoregulator can lead to hypothermia or heatstroke.

身体的温度调节器失灵可能导致低体温症或中暑。

4.Some animals have evolved specialized thermoregulators to survive in harsh climates.

一些动物进化出了专门的温度调节器来在恶劣气候中生存。

5.Wearable technology is being developed to enhance the function of our natural thermoregulator.

可穿戴技术正在开发中，以增强我们自然温度调节器的功能。

作文

In the intricate world of biology, organisms have developed various mechanisms to maintain homeostasis, one of which is the role of a thermoregulator. A thermoregulator is a biological entity that helps to regulate body temperature, ensuring that it remains within a narrow range suitable for survival. This process is crucial for endothermic animals, which generate their own heat, and ectothermic animals, which rely on external sources to manage their body temperature. For instance, mammals and birds are excellent examples of endothermic organisms that utilize a thermoregulator system. They possess the ability to maintain a constant internal temperature regardless of external conditions. This is achieved through various physiological processes, such as sweating, shivering, and altering blood flow to the skin. When temperatures rise, these animals can activate sweat glands to cool down through evaporation. Conversely, in colder environments, they may shiver to generate heat or constrict blood vessels to minimize heat loss. On the other hand, ectothermic animals, like reptiles and amphibians, are dependent on their environment to regulate their body temperature. They use behavioral adaptations as their primary means of thermoregulation. For example, a lizard might bask in the sun to absorb heat when it is cold or seek shade to cool down when it is hot. In this context, the thermoregulator functions more as a behavioral mechanism rather than a physiological one. Understanding the concept of a thermoregulator extends beyond just the animal kingdom; it also applies to plants. Plants have developed their own forms of thermoregulation to cope with temperature changes. For example, certain plants can adjust their leaf orientation to maximize sunlight absorption during cooler periods or minimize it during hotter times. Additionally, some plants release water vapor through transpiration, which cools them down similar to how sweating works in animals. Thus, the term thermoregulator encompasses a wide array of strategies used by different life forms to adapt to their thermal environment. The significance of understanding thermoregulators lies not only in the study of individual species but also in the broader implications for ecosystems and climate change. As global temperatures rise, the ability of species to effectively utilize their thermoregulators becomes increasingly critical. Species that cannot adapt quickly enough may face extinction, leading to a cascade of effects throughout the food web. Conservation efforts must take into account the thermoregulatory capabilities of species to ensure their survival in changing climates. In conclusion, a thermoregulator plays a vital role in the survival of organisms by maintaining an optimal internal temperature. Whether through physiological mechanisms in endothermic animals or behavioral adaptations in ectothermic ones, the concept of a thermoregulator is essential for understanding how life adapts to its environment. As we continue to explore the intricacies of biology, the study of thermoregulators will undoubtedly provide valuable insights into the resilience and vulnerability of life on Earth.

在生物学复杂的世界中，有机体发展出多种机制来维持稳态，其中之一就是体温调节器的作用。体温调节器是一个生物实体，帮助调节体温，确保其保持在适合生存的狭窄范围内。这个过程对内温动物至关重要，这些动物产生自己的热量，以及外温动物，它们依赖外部来源来管理体温。例如，哺乳动物和鸟类是内温生物的优秀例子，它们利用体温调节器系统的能力来维持恒定的内部温度，而不受外部条件的影响。这是通过各种生理过程实现的，例如出汗、颤抖和改变皮肤的血流。当温度升高时，这些动物可以激活汗腺，通过蒸发来降温。相反，在寒冷的环境中，它们可能会颤抖以产生热量，或收缩血管以最小化热量损失。另一方面，像爬行动物和两栖动物这样的外温动物依赖其环境来调节体温。它们主要通过行为适应作为其体温调节的手段。例如，当天气寒冷时，一只蜥蜴可能会在阳光下晒太阳以吸收热量，或在天气炎热时寻找阴凉处以降温。在这种情况下，体温调节器更多地作为一种行为机制而不是生理机制。理解体温调节器的概念不仅限于动物王国；它也适用于植物。植物发展出自己的热调节形式，以应对温度变化。例如，某些植物可以调整叶子的朝向，以最大化在较冷时期的阳光吸收，或在较热时期最小化阳光吸收。此外，一些植物通过蒸腾释放水蒸气，这类似于动物的出汗，从而使它们降温。因此，体温调节器一词涵盖了不同生命形式为适应其热环境而使用的多种策略。理解体温调节器的重要性不仅在于对单个物种的研究，还在于对生态系统和气候变化的更广泛影响。随着全球气温上升，物种有效利用其体温调节器的能力变得越来越关键。无法迅速适应的物种可能面临灭绝，导致食物链中的一系列影响。保护工作必须考虑物种的热调节能力，以确保它们在气候变化中的生存。总之，体温调节器在维持有机体生存方面发挥着至关重要的作用，通过维持最佳的内部温度。无论是通过内温动物的生理机制，还是外温动物的行为适应，体温调节器的概念对理解生命如何适应其环境至关重要。随着我们继续探索生物学的复杂性，对体温调节器的研究无疑将为我们提供关于地球上生命的韧性和脆弱性的宝贵见解。