{"id":72704,"date":"2023-07-13T09:43:03","date_gmt":"2023-07-13T09:43:03","guid":{"rendered":"https:\/\/nailknowledge.org\/?p=72704"},"modified":"2024-11-10T17:42:30","modified_gmt":"2024-11-10T17:42:30","slug":"tai-sao-cac-tam-mong-tay-lai-gay-ra-o-mep-tu-do-thay-vi-tach-ra","status":"publish","type":"post","link":"https:\/\/nailknowledge.org\/vi\/blog\/why-do-nail-plates-snap-off-at-the-free-edge-rather-than-split","title":{"rendered":"T\u1ea1i sao m\u00f3ng tay l\u1ea1i g\u00e3y \u1edf c\u1ea1nh t\u1ef1 do thay v\u00ec t\u00e1ch ra?"},"content":{"rendered":"<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"T\u1ea1i sao m\u00f3ng tay l\u1ea1i g\u00e3y?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Aw3uoEX5_Po?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong><strong>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a t\u1ebf b\u00e0o m\u00f3ng v\u00e0 s\u1ef1 s\u1eafp x\u1ebfp c\u1ee7a s\u1ee3i Keratin<\/strong><\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p>There are many reinforcing bonds holding nails cells together. These form randomly in all directions, so it would be expected that the plate would be equally resistant to cracking in all directions. Clearly, that is not the case. The nail plate is highly prone to breaking in one direction, across the width of the plate as shown in the banner Image (above). Only in an unusual circumstance does a break or split occur down the length of the plate. The reason for this is the internal structure of each nail cell.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong><strong>S\u1ef1 lan truy\u1ec1n v\u1ebft n\u1ee9t v\u00e0 vai tr\u00f2 c\u1ee7a s\u1ef1 s\u1eafp x\u1ebfp s\u1ee3i Keratin<\/strong><\/strong><\/strong><\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"eager\" fetchpriority=\"high\" decoding=\"async\" width=\"423\" height=\"313\" src=\"https:\/\/nailknowledge.org\/wp-content\/uploads\/2023\/07\/Keratin-Fibrils.jpg\" alt=\"\" class=\"wp-image-73338\" srcset=\"https:\/\/nailknowledge.org\/wp-content\/uploads\/2023\/07\/Keratin-Fibrils.jpg 423w, https:\/\/nailknowledge.org\/wp-content\/uploads\/2023\/07\/Keratin-Fibrils-300x222.jpg 300w, https:\/\/nailknowledge.org\/wp-content\/uploads\/2023\/07\/Keratin-Fibrils-16x12.jpg 16w\" sizes=\"auto, (max-width: 423px) 100vw, 423px\" \/><figcaption class=\"wp-element-caption\">Keratin fibrils inside a nail plate cell at high magnifications.<\/figcaption><\/figure>\n\n\n\n<p>Each nail cell is filled with many short strands of keratin called \u201cfibrils\u201d and they have the appearance of tiny fibers. These fibers aren\u2019t randomly distributed, but instead are uniformly stacked into neat piles, much like logs of wood are stacked. These stacks of fibrils lay across the width of the nail plate with their ends pointing toward the sidewalls (see image above). This arrangement makes it much easier for a crack to travel between the fibrils, rather than across or through them. This keratin fiber arrangement leads the cracks to turn toward the sidewalls and prevents cracks from spreading down the length of the plate.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><strong><strong><strong>Ph\u00f2ng ng\u1eeba ch\u1ea5n th\u01b0\u01a1ng nghi\u00eam tr\u1ecdng: M\u00f3ng tay t\u1ef1 b\u1ea3o v\u1ec7 m\u00ecnh nh\u01b0 th\u1ebf n\u00e0o<\/strong><\/strong><\/strong><\/strong><\/h3>\n\n\n\n<p>Cracks move like water flowing downhill; they take the path of least resistance. This helps to prevent the nail plate from splitting open to expose the underlying nail bed. In this way, the nail plate protects itself from catastrophic injuries that can lead to serious infections. The plate can split down its length, but when it does, often the crack follows a deep <a href=\"https:\/\/nailknowledge.org\/vi\/co-so-kien-thuc-ve-mong-tay\/ranh-mong-tay-lom\/\"  data-wpil-monitor-id=\"73\">r\u00e3nh h\u00ecnh th\u00e0nh trong m\u00f3ng tay<\/a> \u0111\u0129a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><\/h3>\n\n\n\n<p>C\u1ea5u tr\u00fac b\u00ean trong \u0111\u1ed9c \u0111\u00e1o c\u1ee7a t\u1ebf b\u00e0o m\u00f3ng v\u00e0 s\u1ef1 s\u1eafp x\u1ebfp c\u1ee7a c\u00e1c s\u1ee3i keratin \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1ch c\u00e1c phi\u1ebfn m\u00f3ng b\u1ecb g\u00e3y ho\u1eb7c g\u00e3y ra.<\/p>\n\n\n\n<p>S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c li\u00ean k\u1ebft gia c\u1ed1 theo c\u00e1c h\u01b0\u1edbng ng\u1eabu nhi\u00ean s\u1ebd cho th\u1ea5y kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t nh\u01b0 nhau theo m\u1ecdi h\u01b0\u1edbng, nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng ph\u1ea3i v\u1eady.<\/p>\n\n\n\n<p>C\u00e1c ch\u1ed3ng s\u1ee3i t\u01a1 tr\u00ean chi\u1ec1u r\u1ed9ng c\u1ee7a phi\u1ebfn m\u00f3ng t\u1ea1o ra m\u1ed9t c\u1ea5u tr\u00fac c\u00f3 t\u1ed5 ch\u1ee9c cho ph\u00e9p c\u00e1c v\u1ebft n\u1ee9t di chuy\u1ec3n gi\u1eefa c\u00e1c s\u1ee3i t\u01a1 thay v\u00ec ngang qua ho\u1eb7c xuy\u00ean qua ch\u00fang. S\u1ef1 s\u1eafp x\u1ebfp n\u00e0y h\u01b0\u1edbng c\u00e1c v\u1ebft n\u1ee9t v\u1ec1 ph\u00eda th\u00e0nh b\u00ean, ng\u0103n kh\u00f4ng cho ch\u00fang lan r\u1ed9ng xu\u1ed1ng chi\u1ec1u d\u00e0i c\u1ee7a phi\u1ebfn m\u00f3ng.<\/p>\n\n\n\n<p>B\u1eb1ng c\u00e1ch \u0111i theo con \u0111\u01b0\u1eddng \u00edt kh\u00e1ng c\u1ef1 nh\u1ea5t, b\u1ea3n m\u00f3ng t\u1ef1 b\u1ea3o v\u1ec7 m\u00ecnh kh\u1ecfi nh\u1eefng ch\u1ea5n th\u01b0\u01a1ng th\u1ea3m kh\u1ed1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nhi\u1ec5m tr\u00f9ng nghi\u00eam tr\u1ecdng. M\u1eb7c d\u00f9 b\u1ea3n m\u00f3ng v\u1eabn c\u00f3 th\u1ec3 t\u00e1ch ra theo chi\u1ec1u d\u00e0i c\u1ee7a n\u00f3, nh\u01b0ng n\u00f3 th\u01b0\u1eddng l\u00e0m nh\u01b0 v\u1eady d\u1ecdc theo m\u1ed9t r\u00e3nh s\u00e2u \u0111\u00e3 h\u00ecnh th\u00e0nh, b\u1ea3o v\u1ec7 th\u00eam cho n\u1ec1n m\u00f3ng b\u00ean d\u01b0\u1edbi.<\/p>\n\n\n\n<p>Hi\u1ec3u \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a t\u1ebf b\u00e0o m\u00f3ng tay gi\u00fap hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 kh\u1ea3 n\u0103ng \u0111\u00e1ng kinh ng\u1ea1c c\u1ee7a m\u00f3ng tay trong vi\u1ec7c ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c v\u00e0 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>FAQ&#8217;s<\/strong><\/h3>\n\n\n\n<p><strong>Q: Why do nail plates snap off at the free edge rather than splitting?<br><\/strong>A: C\u00e1c phi\u1ebfn m\u00f3ng ch\u1ee7 y\u1ebfu b\u1ecb g\u00e3y \u1edf m\u00e9p t\u1ef1 do do c\u1ea5u tr\u00fac b\u00ean trong \u0111\u1ed9c \u0111\u00e1o c\u1ee7a c\u00e1c t\u1ebf b\u00e0o m\u00f3ng. S\u1ef1 s\u1eafp x\u1ebfp c\u1ee7a c\u00e1c s\u1ee3i keratin, x\u1ebfp ch\u1ed3ng l\u00ean nhau theo chi\u1ec1u r\u1ed9ng c\u1ee7a phi\u1ebfn m\u00f3ng, t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng \u0111i \u00edt c\u1ea3n tr\u1edf nh\u1ea5t \u0111\u1ec3 c\u00e1c v\u1ebft n\u1ee9t di chuy\u1ec3n gi\u1eefa c\u00e1c s\u1ee3i thay v\u00ec ngang qua ho\u1eb7c xuy\u00ean qua ch\u00fang. S\u1ef1 lan truy\u1ec1n v\u1ebft n\u1ee9t c\u00f3 h\u01b0\u1edbng n\u00e0y v\u1ec1 ph\u00eda c\u00e1c th\u00e0nh b\u00ean ng\u0103n ng\u1eeba s\u1ef1 t\u00e1ch d\u1ecdc theo chi\u1ec1u d\u00e0i c\u1ee7a phi\u1ebfn m\u00f3ng.<\/p>\n\n\n\n<p><strong>H: C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a t\u1ebf b\u00e0o m\u00f3ng tay g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u00f3ng nh\u01b0 th\u1ebf n\u00e0o?<br><\/strong>A: The internal structure of nail cells plays a significant role in the strength of nail plates. The presence of reinforcing bonds that form randomly in all directions provides overall resistance to cracking. However, the organized arrangement of keratin fibrils, resembling stacked logs of wood, further enhances this strength. By uniformly stacking the fibrils across the width of the nail plate, cracks are more likely to follow the path between the fibrils rather than across them, thereby maintaining the plate&#8217;s integrity.<\/p>\n\n\n\n<p><strong>H\u1ecfi: Vi\u1ec7c n\u1ee9t m\u00f3ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nhi\u1ec5m tr\u00f9ng nghi\u00eam tr\u1ecdng kh\u00f4ng?<br><\/strong>A: C\u00f3, vi\u1ec7c t\u00e1ch m\u00f3ng c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111\u1ebfn nhi\u1ec5m tr\u00f9ng nghi\u00eam tr\u1ecdng. Tuy nhi\u00ean, \u0111i\u1ec1u quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd l\u00e0 m\u00f3ng c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o v\u1ec7 b\u1ea3n th\u00e2n kh\u1ecfi nh\u1eefng ch\u1ea5n th\u01b0\u01a1ng nghi\u00eam tr\u1ecdng nh\u01b0 v\u1eady. Khi m\u00f3ng b\u1ecb t\u00e1ch, n\u00f3 th\u01b0\u1eddng theo m\u1ed9t r\u00e3nh s\u00e2u h\u00ecnh th\u00e0nh tr\u00ean m\u00f3ng, gi\u1ea3m thi\u1ec3u vi\u1ec7c l\u1ed9 ra ph\u1ea7n n\u1ec1n m\u00f3ng b\u00ean d\u01b0\u1edbi. Bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 n\u00e0y gi\u00fap gi\u1ea3m nguy c\u01a1 nhi\u1ec5m tr\u00f9ng. Tuy nhi\u00ean, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i duy tr\u00ec v\u1ec7 sinh m\u00f3ng \u0111\u00fang c\u00e1ch v\u00e0 x\u1eed l\u00fd k\u1ecbp th\u1eddi b\u1ea5t k\u1ef3 v\u1ebft t\u00e1ch ho\u1eb7c ch\u1ea5n th\u01b0\u01a1ng n\u00e0o \u0111\u1ec3 ng\u0103n ng\u1eeba bi\u1ebfn ch\u1ee9ng.<\/p>","protected":false},"excerpt":{"rendered":"<p>Internal Structure of Nail Cells and the Arrangement of Keratin Fibrils There are many reinforcing bonds holding nails cells together. These form randomly in all directions, so it would be expected that the plate would be equally resistant to cracking in all directions. Clearly, that is not the case. The nail plate is highly prone [&hellip;]<\/p>\n","protected":false},"author":51,"featured_media":72721,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"nail plates snap","_yoast_wpseo_metadesc":"The unique internal structure of nail cells and the arrangement of keratin fibrils play a crucial role in determining how nail plates break or snap off","_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[93,74],"tags":[],"class_list":{"0":"post-72704","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nail-general-information","8":"category-nail-conditions","9":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Why do Nail Plates Snap off at the Free Edge Rather than Split? 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