摘要：图片来源：网络本文审核专家本文由中科院生物学博士 李雷 进行科学审核参考文献[1] THE PREVALENCE OF ABSENCE OF THE PALMARIS LONGUS - A STUDY IN A CHINESE POPULATION AND A
原创 丁香医生摊开你的双手，掌心向上平放在桌面上，然后轻轻捏住大拇指和小指头，使得大拇指与小指的指腹相对。此时，绝大多数中国人（接近 99%[1]）会发现，我们至少有一侧的手腕中央，会鼓起一条明显的「筋」。（如果不明显，可以轻轻向手臂处弯折。
图片来源：网络本文审核专家本文由中科院生物学博士 李雷 进行科学审核参考文献[1] THE PREVALENCE OF ABSENCE OF THE PALMARIS LONGUS - A STUDY IN A CHINESE POPULATION AND A REVIEW OF THE LITERATUREhttps://pubmed.ncbi.nlm.nih.gov/16006020/[2]Interobserver and intraobserver reliability of different methods of examination for presence of palmaris longus and examination of fifth superficial flexor functionhttps://synapse.koreamed.org/articles/1097568[3]Anatomy, Shoulder and Upper Limb, Hand Palmaris Tendonhttps://www.ncbi.nlm.nih.gov/books/NBK519516/[4]《细数人类身上的无用器官》 ［美］塞利姆http://www.ia.cas.cn/kxcb/kpwz/200502/t20050228_2299206.html[5]Palmaris Longus Muscle’s Prevalencein Different Nations and InterestingAnatomical Variations: Review of theLiteraturehttps://pubmed.ncbi.nlm.nih.gov/26491493/[6]Non-adaptive evolution of the m. palmaris longus in the Homininae.https://pubmed.ncbi.nlm.nih.gov/26491493/[7]Does the absence of the palmaris longus affect grip and pinch strength?https://pubmed.ncbi.nlm.nih.gov/15935531/[8]Prevalence of the palmaris longus muscle and its relationship with grip and pinch strength: a study in a Turkish pediatric populationhttps://pmc.ncbi.nlm.nih.gov/articles/PMC3652998/[9]Palmaris Longus Muscle’s Prevalencehttps://www.ncbi.nlm.nih.gov/books/NBK519516/[10]Recently increased prevalence of the human median artery of the forearm: A microevolutionary changehttps://onlinelibrary.wiley.com/doi/10.1111/joa.13224策划制作作者：洋葱圈策划：塔盖 | 监制：Feidi封面图来源：自己拍的原标题：《只有 1% 的中国人没有这条肌肉，没有就是你进化了！》 来源：说丹丹
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