| 单词 | homeostasis |
| 释义 | homeostasis (once / 787955 pages) n Homeostasis is a word you learn in biology. It refers to a cell's home state––the way it wants to be, and should be if everything that regulates the cell is working. Although seeing stasis inside the word homeostasis might make you think there's something static or still about it, there's not; homeostasis is only achieved through the running of complicated systems in the body that regulate metabolic activity. "Once all the poison had been flushed from the body, the patient's cells began again to maintain homeostasis. The patient's color returned and she was able to get out of bed." WORD FAMILYhomeostasis USAGE EXAMPLESThey honed their bodies with the aim of either perfect homeostasis or eternal life. The Guardian(Dec 17, 2016) Neurons are forced to preserve homeostasis with ageing through degradation mechanisms because they do not divide, unlike most other eukaryotic cell types. Nature(Nov 08, 2016) These include mitochondrial function, the oxidative stress response, DNA damage repair and calcium homeostasis. Nature(Nov 08, 2016) n (physiology) metabolic equilibrium actively maintained by several complex biological mechanisms that operate via the autonomic nervous system to offset disrupting changes Hyper equilibrium a stable situation in which forces cancel one another |
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