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You might be surprised by what you'd find in your pores - M. Alejandra Perotti
AI摘要
这个视频探索了生活在人类皮肤毛孔中的微小蠕形螨,涵盖了它们的生物学特性、进化历史以及与人类宿主的关系。学习者将接触到与皮肤科学、寄生虫学和进化相关的高级科学词汇,包括毛囊、皮脂腺、褪黑素和遗传多样性等术语。视频提供了讨论共生关系、人体生物学和科学发现的精彩语言练习,同时解答了关于皮肤健康的常见问题。
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下载In 1841, German anatomist Jacob Henle was examining earwax under a microscope when, much to his surprise, tiny, worm-like creatures came into view.
Soon after, scientists realized that these animals were, in fact, tiny arachnids.
And now we know they belong to a group of mites, which scientists named Demodex, that contains more than 100 different species that live in and around mammals’ hair follicles.
Two of these species— Demodex folliculorum and brevis— specifically inhabit human follicles.
And not just some people’s. Nearly everyone is thought to host mites from at least one of these two Demodex species.
One person’s face might harbor hundreds or even thousands of individual mites.
So, yes: on any given day, microscopic arachnids are probably eating, mating, and laying eggs inside your pores.
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事实是已知为真或已被证明存在的一条信息。
脸是头部的前部,包括眼睛、鼻子和嘴巴。
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