pseudopregnant

简明释义

英[/ˌsjuːdəʊˈprɛɡnənt/]美[/ˌsuːdoʊˈprɛɡnənt/]

假孕

英英释义

单词用法

同义词

反义词

例句

1.AIM: to explore the relations of the strains of embryo and pseudopregnant recipient to live birth rate of embryo transfer and the feasibility of mixed transfer of different embryo strains.

目的：探讨不同受体鼠和供体鼠品系对胚胎移植成功率的影响以及不同品系胚胎混合移植的可行性。

2.To explore the relations of the strains of embryo and pseudopregnant recipient to live birth rate of embryo transfer and the feasibility of mixed transfer of different embryo strains.

探讨不同受体鼠和供体鼠品系对胚胎移植成功率的影响以及不同品系胚胎混合移植的可行性。

3.AIM: to explore the relations of the strains of embryo and pseudopregnant recipient to live birth rate of embryo transfer and the feasibility of mixed transfer of different embryo strains.

目的：探讨不同受体鼠和供体鼠品系对胚胎移植成功率的影响以及不同品系胚胎混合移植的可行性。

4.The veterinarian explained that the dog's pseudopregnant condition could lead to behavioral changes.

兽医解释说，狗的伪怀孕状态可能会导致行为变化。

5.Some hormonal treatments can cause a woman to experience pseudopregnant symptoms.

一些激素治疗可能会导致女性出现伪怀孕症状。

6.After the mating season, many rabbits may show signs of being pseudopregnant.

在交配季节后，许多兔子可能会表现出伪怀孕的迹象。

7.In some animal studies, researchers observed that the female subjects became pseudopregnant, indicating a false pregnancy state.

在一些动物研究中，研究人员观察到雌性受试者变得伪怀孕，这表明一种假怀孕状态。

8.The concept of pseudopregnant states is important in understanding animal reproduction.

理解动物繁殖时，伪怀孕状态的概念非常重要。

作文

In the fascinating world of biology, many terms are used to describe various physiological states and conditions. One such term is pseudopregnant, which refers to a state resembling pregnancy without the presence of an actual embryo. This condition can occur in several species, including humans, but it is most commonly observed in animals such as dogs and rodents. Understanding the concept of pseudopregnant can provide insights into reproductive biology and the complexities of hormonal regulation.The phenomenon of pseudopregnant is often triggered by hormonal changes in the body. In female mammals, after ovulation, the body prepares for a potential pregnancy. If fertilization does not occur, the levels of certain hormones, such as progesterone, drop, leading to menstruation or the return to the estrous cycle. However, in some cases, the body may still maintain high levels of progesterone, leading to a false sense of pregnancy. This condition is known as pseudopregnant.For example, in dogs, pseudopregnant behavior can manifest in various ways. A female dog may exhibit nesting behaviors, show changes in appetite, and even produce milk despite not being pregnant. This behavior is thought to be a result of hormonal fluctuations that mimic those of an actual pregnancy. Pet owners may notice these changes and mistakenly believe their dog is expecting puppies, which can lead to confusion and concern.The implications of pseudopregnant are not only limited to behavioral changes but also extend to the health of the animal. In some cases, prolonged pseudopregnant conditions can lead to complications such as mammary gland issues or even psychological stress in the animal. Therefore, it is essential for pet owners and veterinarians to recognize this condition and understand its nature to provide appropriate care and guidance.In scientific research, studying pseudopregnant states can offer valuable information about reproductive hormones and their effects on behavior. Researchers often use animal models, such as rats or mice, to investigate the underlying mechanisms of pseudopregnant conditions. By understanding how hormonal changes can lead to this state, scientists can gain insights into fertility treatments and other reproductive health issues in both animals and humans.Moreover, the study of pseudopregnant conditions can also have implications for understanding certain psychological phenomena. For instance, the maternal instinct observed in pseudopregnant animals can shed light on how hormones influence behavior and emotional responses. This knowledge can be beneficial in fields such as psychology and animal behavior, where understanding the interplay between biology and behavior is crucial.In conclusion, the term pseudopregnant encompasses a complex interplay of hormonal changes and behavioral responses that can occur in various species. Recognizing and understanding this condition is vital for pet owners, veterinarians, and researchers alike. By delving into the intricacies of pseudopregnant states, we not only enhance our knowledge of reproductive biology but also improve the welfare of animals experiencing this phenomenon. As we continue to explore the wonders of biology, terms like pseudopregnant remind us of the intricate and often surprising ways in which life operates.

在生物学的迷人世界中，许多术语用于描述各种生理状态和条件。其中一个术语是pseudopregnant，指的是一种类似于怀孕的状态，但实际上并不存在胚胎。这种情况可以发生在几种物种中，包括人类，但在狗和啮齿动物等动物中最为常见。理解pseudopregnant的概念可以提供对生殖生物学和激素调节复杂性的洞察。pseudopregnant现象通常是由体内的激素变化引发的。在雌性哺乳动物中，排卵后，身体为潜在的怀孕做好准备。如果没有发生受精，某些激素（如孕酮）的水平会下降，导致月经或回到发情周期。然而，在某些情况下，身体可能仍然维持高水平的孕酮，从而导致一种虚假的怀孕感。这种状态被称为pseudopregnant。例如，在狗中，pseudopregnant行为可以以多种方式表现出来。雌性狗可能表现出筑巢行为，饮食习惯发生变化，甚至在没有怀孕的情况下分泌乳汁。这种行为被认为是激素波动的结果，模仿了实际怀孕时的情况。宠物主人可能会注意到这些变化，并错误地认为他们的狗正在期待小狗，这可能导致困惑和担忧。pseudopregnant的影响不仅限于行为变化，还延伸到动物的健康。在某些情况下，长期的pseudopregnant状况可能导致乳腺问题或甚至动物的心理压力。因此，宠物主人和兽医认识到这种情况并了解其性质，以便提供适当的护理和指导至关重要。在科学研究中，研究pseudopregnant状态可以提供有关生殖激素及其对行为影响的有价值信息。研究人员通常使用动物模型，如老鼠或小鼠，来调查pseudopregnant条件的潜在机制。通过了解激素变化如何导致这种状态，科学家可以获得关于生育治疗和其他生殖健康问题的见解，这些问题在动物和人类中都存在。此外，研究pseudopregnant状况也可能对理解某些心理现象产生影响。例如，观察到的母性本能在pseudopregnant动物中可以揭示激素如何影响行为和情感反应。这种知识在心理学和动物行为等领域是有益的，在这些领域中，理解生物学与行为之间的相互作用至关重要。总之，术语pseudopregnant涵盖了一种复杂的激素变化和行为反应的相互作用，这种情况可以发生在各种物种中。识别和理解这一状况对于宠物主人、兽医和研究人员来说都是至关重要的。通过深入探讨pseudopregnant状态的复杂性，我们不仅增强了对生殖生物学的知识，而且改善了经历这种现象的动物的福利。随着我们继续探索生物学的奇迹，像pseudopregnant这样的术语提醒我们生命运作的复杂性和常常令人惊讶的方式。