glycogen

简明释义

英[ˈglaɪkədʒ(ə)n]美[ˈɡlaɪkodʒən]

n. 糖原；动物淀粉

英英释义

单词用法

同义词

反义词

例句

1.This saves our limited glycogen reserves for fast running at the end of a long run or marathon.

这样可以为长距离或马拉松最后的快跑节省我们宝贵的糖原储备。

2.The microfilament, ribosomes an keratohyalin granules increased and the glycogen decreased as the fetus developed.

随着胎龄的增加，微丝束、透明角质颗粒、核蛋白体增加，糖原逐渐减少。

3.During aerobic exercise, glycogen is broken down into glucose. In its absence, fat metabolism is initiated.

糖原，在有氧运动过程中，被分解成葡萄糖。由于它的存在，脂肪代谢开始。

4.Starch glycogen and cellulose are examples of polysaccharides.

淀粉、糖原和纤维素也是多糖的例子。

5.Answer: When you run for under 90 minutes, most of your energy comes from stored muscle glycogen.

答案：当你跑步低于90分钟，你的大部分能量来自储存的肌肉糖原。

6.The amount of energy that can be produced anaerobically is a function of the amount of glycogen present—in all vertebrates about 0.5 percent of their muscles' wet weight.

能以无氧方式产生的能量是存在的糖原量的功能——在所有脊椎动物中，糖原量约占其肌肉湿重的0.5%。

7.Animal cells contain glycogen, essentially the animal version of starch, which the cells use for storing energy.

动物细胞包含肝糖元——动物必须的淀粉形式，细胞用此储存能量。

8.A common misconception, says Callum, is that fruit post-exercise is good for you as it will replenish muscle glycogen.

卡勒姆表示，一个常见的误解是运动后吃水果对身体有益，因为它会补充肌糖原。

9.Liver; hepatocyte nucleus with abundant euchromatin; prominent mitochondria, rough endoplasmic reticulum, and glycogen.

肝脏，肝细胞核含大量常染色质；大量线粒体；粗面内质网；糖原。

10.During intense exercise, the body breaks down glycogen to provide energy.

在剧烈运动中，身体分解糖原以提供能量。

11.The liver stores glycogen that can be converted back into glucose when needed.

肝脏储存的糖原可以在需要时转化为葡萄糖。

12.After a meal, the body converts excess glucose into glycogen for storage.

餐后，身体将多余的葡萄糖转化为糖原以便储存。

13.Athletes often load up on glycogen before a big competition.

运动员通常在重大比赛前增加糖原的摄入。

14.Low glycogen levels can lead to fatigue during prolonged physical activity.

低糖原水平可能导致在长时间体育活动中感到疲劳。

作文

Glycogen is a crucial polysaccharide that serves as a form of energy storage in animals and fungi. It is primarily found in the liver and muscle tissues, where it plays a vital role in maintaining blood glucose levels during periods of fasting or intense exercise. When we consume carbohydrates, our body breaks them down into glucose, which is then converted into glycogen (糖原) for storage. This process is known as glycogenesis and is essential for providing energy when needed. The structure of glycogen (糖原) is similar to that of starch, but it is more highly branched. This branching allows for rapid mobilization of glucose when energy is required. During physical activity, hormones such as glucagon and adrenaline signal the liver and muscles to break down glycogen (糖原) back into glucose through a process called glycogenolysis. This quick release of glucose into the bloodstream is crucial for sustaining energy levels, especially during high-intensity workouts. Understanding the role of glycogen (糖原) in our bodies can help us make better dietary choices. For example, athletes often focus on carbohydrate loading before a competition to maximize their glycogen (糖原) stores. By consuming an increased amount of carbohydrates in the days leading up to an event, they can enhance their performance by ensuring that their bodies have sufficient energy reserves. Moreover, the depletion of glycogen (糖原) stores can lead to fatigue and decreased performance. This is why endurance athletes pay close attention to their carbohydrate intake. If the body runs low on glycogen (糖原), it may start to utilize fat as an energy source, which is less efficient for quick bursts of energy. In addition to its role in energy metabolism, glycogen (糖原) is also important for regulating blood sugar levels. After eating, insulin is released, promoting the uptake of glucose into cells and stimulating the conversion of excess glucose into glycogen (糖原). This process helps prevent spikes in blood sugar levels, which can be harmful over time. On the other hand, individuals with certain metabolic disorders may experience problems with glycogen (糖原) metabolism. Conditions such as Glycogen Storage Disease can impair the body's ability to synthesize or break down glycogen (糖原), leading to various health issues. Understanding these conditions highlights the importance of glycogen (糖原) in overall health and well-being. In conclusion, glycogen (糖原) is not just a simple storage form of energy; it is a complex molecule that plays a significant role in energy regulation, athletic performance, and metabolic health. By understanding how glycogen (糖原) functions within the body, we can appreciate its importance in our daily lives and make informed choices about our nutrition and exercise routines. Whether you are an athlete, a fitness enthusiast, or simply someone looking to maintain a healthy lifestyle, recognizing the significance of glycogen (糖原) can empower you to optimize your energy levels and overall health.

糖原是一个重要的多糖，在动物和真菌中作为能量储存的形式。它主要存在于肝脏和肌肉组织中，在维持禁食或剧烈运动期间的血糖水平方面发挥着至关重要的作用。当我们摄入碳水化合物时，身体将其分解为葡萄糖，然后转化为糖原（glycogen）以供储存。这个过程被称为糖原合成，对在需要时提供能量至关重要。 糖原（glycogen）的结构与淀粉相似，但更具分支性。这种分支使得在需要能量时能够快速动员葡萄糖。在身体活动期间，激素如胰高血糖素和肾上腺素会向肝脏和肌肉发出信号，促使其通过糖原分解过程（glycogenolysis）将糖原（glycogen）分解回葡萄糖。这种快速释放葡萄糖进入血液对于维持能量水平至关重要，尤其是在高强度锻炼期间。 理解糖原（glycogen）在我们身体中的作用可以帮助我们做出更好的饮食选择。例如，运动员通常在比赛前专注于碳水化合物加载，以最大化他们的糖原（glycogen）储备。通过在比赛前几天增加碳水化合物的摄入，他们可以通过确保身体有足够的能量储备来增强表现。 此外，糖原（glycogen）储备的耗尽可能导致疲劳和表现下降。这就是耐力运动员非常关注碳水化合物摄入的原因。如果身体的糖原（glycogen）储备不足，可能会开始利用脂肪作为能量来源，这对于快速爆发的能量来说效率较低。 除了在能量代谢中的作用外，糖原（glycogen）对调节血糖水平也很重要。进食后，胰岛素被释放，促进葡萄糖的摄取并刺激多余葡萄糖转化为糖原（glycogen）。这个过程有助于防止血糖水平的急剧波动，而这些波动随着时间的推移可能是有害的。 另一方面，某些代谢疾病的患者可能会经历糖原（glycogen）代谢的问题。诸如糖原储存病等疾病可能会损害身体合成或分解糖原（glycogen）的能力，导致各种健康问题。了解这些情况突显了糖原（glycogen）在整体健康和福祉中的重要性。 总之，糖原（glycogen）不仅仅是一个简单的能量储存形式；它是一个复杂的分子，在能量调节、运动表现和代谢健康中发挥着重要作用。通过理解糖原（glycogen）在体内的功能，我们可以欣赏到它在日常生活中的重要性，并做出有关营养和锻炼例程的明智选择。无论你是运动员、健身爱好者，还是只是想保持健康生活方式的人，认识到糖原（glycogen）的重要性都可以让你优化能量水平和整体健康。