diestrus

简明释义

英[daɪˈiːstrəs]美[daɪˈestrəs]

n. （美）间情期（等于 dioestrum）

英英释义

单词用法

同义词

反义词

例句

1.The expression of diestrus is low-level.

动情间期表达处于低层次。

2.The expression of diestrus is low-level.

动情间期表达处于低层次。

3.The diestrus period is crucial for the hormonal balance in female mammals.

diestrus期对雌性哺乳动物的激素平衡至关重要。

4.Understanding the diestrus cycle helps breeders plan mating schedules effectively.

了解diestrus周期有助于繁殖者有效规划交配时间表。

5.Veterinarians often monitor the reproductive cycle, especially the diestrus stage, for signs of pregnancy.

兽医通常会监测生殖周期，特别是diestrus阶段，以观察怀孕迹象。

6.During the diestrus phase, female dogs may exhibit behavioral changes such as increased affection.

在diestrus阶段，母狗可能表现出行为变化，例如增加亲昵。

7.In cats, the diestrus phase can last several weeks if they become pregnant.

在猫中，如果它们怀孕，diestrus阶段可能持续几周。

作文

The study of animal behavior often reveals fascinating insights into the reproductive cycles of various species. One term that frequently arises in this context is diestrus, which refers to a specific phase in the estrous cycle of female mammals. Understanding diestrus is crucial for those interested in veterinary science, animal husbandry, and wildlife conservation. In this essay, I will explore the significance of diestrus in the reproductive cycle, its physiological implications, and its impact on breeding practices.To begin with, the estrous cycle consists of several phases: proestrus, estrus, metestrus, and diestrus. Each phase plays a vital role in the reproductive process. Diestrus occurs after the estrus phase when the female is not receptive to mating. During this period, the body prepares for potential pregnancy. If fertilization does not occur, the body will eventually return to proestrus. This cyclical nature is essential for ensuring that females only mate when conditions are favorable for the survival of offspring.Physiologically, diestrus is marked by significant hormonal changes. The corpus luteum, which forms from the follicle after ovulation, secretes progesterone during this phase. Progesterone is crucial for maintaining the uterine lining, making it suitable for embryo implantation. If pregnancy does not happen, the levels of progesterone drop, leading to the breakdown of the uterine lining and the onset of another estrous cycle. This hormonal interplay highlights the complexity of reproductive biology and the importance of timing in the animal kingdom.In practical terms, understanding diestrus can greatly benefit breeders and veterinarians. For example, in livestock management, knowing when animals are in diestrus can help optimize breeding schedules. By aligning mating with the estrus phase, breeders can increase the likelihood of successful conception. Additionally, recognizing the signs of diestrus can aid in identifying health issues related to reproductive hormones, allowing for timely interventions.Furthermore, the concept of diestrus extends beyond domesticated animals. In wildlife conservation, understanding the reproductive cycles of endangered species is critical for developing effective breeding programs. Many species have specific mating seasons, and knowledge of their estrous cycles, including diestrus, can inform conservation strategies. For instance, if a species has a short diestrus phase, conservationists may need to act quickly to ensure successful breeding in captivity.In conclusion, diestrus is a fundamental aspect of the reproductive cycle in female mammals. Its significance spans across various fields, from veterinary medicine to wildlife conservation. By understanding the physiological processes involved in diestrus, we can enhance breeding practices, improve animal health, and contribute to the preservation of species. As research continues to advance our knowledge of animal reproduction, the term diestrus will remain a key component in our understanding of life cycles in the animal kingdom.

动物行为的研究常常揭示出各种物种繁殖周期的迷人见解。在这个背景下，一个经常出现的术语是diestrus，它指的是雌性哺乳动物发情周期中的一个特定阶段。理解diestrus对那些对兽医学、养殖业和野生动物保护感兴趣的人至关重要。在这篇文章中，我将探讨diestrus在繁殖周期中的重要性、其生理意义以及其对繁殖实践的影响。首先，发情周期由几个阶段组成：前发情期、发情期、后发情期和diestrus。每个阶段在繁殖过程中都扮演着重要角色。Diestrus发生在发情期之后，此时雌性不再接受交配。在此期间，身体为潜在的怀孕做准备。如果没有受精，身体最终会返回到前发情期。这种循环的性质对于确保雌性仅在有利于幼崽生存的条件下交配是至关重要的。在生理上，diestrus的特点是显著的激素变化。黄体在排卵后从卵泡形成，在此阶段分泌孕激素。孕激素对于维持子宫内膜至关重要，使其适合胚胎植入。如果怀孕没有发生，孕激素水平会下降，导致子宫内膜的降解以及另一个发情周期的开始。这种激素之间的相互作用突显了繁殖生物学的复杂性和动物王国中时机的重要性。在实际应用中，理解diestrus可以极大地惠及饲养者和兽医。例如，在牲畜管理中，了解动物何时处于diestrus可以帮助优化繁殖计划。通过将交配与发情期对齐，饲养者可以增加成功受孕的可能性。此外，识别diestrus的迹象可以帮助确定与生殖激素相关的健康问题，从而允许及时干预。此外，diestrus的概念超越了驯化动物。在野生动物保护中，了解濒危物种的繁殖周期对于制定有效的繁殖计划至关重要。许多物种有特定的交配季节，了解它们的发情周期，包括diestrus，可以为保护策略提供信息。例如，如果某个物种的diestrus阶段很短，保护主义者可能需要迅速采取行动，以确保在圈养条件下成功繁殖。总之，diestrus是雌性哺乳动物繁殖周期的一个基本方面。它的重要性跨越多个领域，从兽医学到野生动物保护。通过理解涉及diestrus的生理过程，我们可以增强繁殖实践、改善动物健康并促进物种保护。随着研究继续推进我们对动物繁殖的知识，术语diestrus将仍然是我们理解动物王国生命周期的关键组成部分。