牙齿是不是一直生长???

2025-03-06 08:27:49
推荐回答(4个)
回答1:

就你所说一一解答,人的牙齿是不停的生长的,这个生长只是伸长,牙齿磨短了,伸长的部分可以补偿咬合,你说的磨牙我们现在都是认为老鼠是这样的,因为他要通过磨牙来减少它的前牙的身上,你所所说的(18岁把它磨平了,但是现在又变尖了)也是牙齿生长是一部分,主要的是自身调节咬合的作用,迫使你的这颗牙咬合对颌的牙齿有良好的接触,也就是平衡颌。(今天去看一个牙医,他竟然跟我说牙齿13岁就停止生长了)这说法我认为欠佳,人类牙齿是不断伸长的(主要是为了达到咬合平衡)牙釉质的磨损也和你当初的18岁把它磨平了有关系,单凭这个不能断定你的牙齿13岁就停止生长了。
说下这种情况下的处理办法,首先要看你这颗的情况了,要是没什么不良的感觉,先不用理会。要是有感觉(主要是冷热酸甜刺激)首先考虑做脱敏治疗,要是不能达到预期效果,建议你把这颗牙做根管治疗,然后补或者戴牙套就由大夫来决定了。拔牙是不可取的。

回答2:

正常的牙齿生长一般是在牙根完全形成后就不再生长了。大概就是在牙齿从在口腔内萌出后的2-3年就停止了。也就是说除智齿外的其它牙应该是在14-15岁就完全生长结束了,智齿是从16-18岁开始萌出,20岁左右也就完成生长了,不会再生长了。
然后随着牙齿的使用,牙龈的萎缩,牙根的逐渐暴露在口腔内的过程,虽然也称为是牙齿的被动性萌出,但实际上牙齿的全长是不会增加的,只会随磨耗渐渐变短。你看到的牙齿变长了,以为是牙在生长,实际上只是牙根在逐渐露出牙槽骨而已。
你的牙磨平又变尖可能是你的牙体又崩掉一小块了。有牙病要早治,现在的牙医都很会在适当的时候给你点麻药的,所以治疗基本上没什么太大痛苦。不治的话不会自己好起来的。

回答3:

牙齿表面的牙釉质被磨损后是不会再生的,而釉质下面的本质层有自我修复的功能,但是这个过程非常缓慢.所以有了龋齿要去口腔科进行修补,而不是等它自己长好,它自己也长不好的.
老鼠的牙齿一生会不停的生长,因为它是啮齿动物,而我们和它们是不同的.你说的牙尖会变尖是因为它没有和对颌牙相接触,没有颌关系的牙齿会伸长,但这不是牙体组织在生长,而是牙齿从牙槽骨内向下伸长了.
拔完牙后3个月,拔牙的创口会完全恢复好,牙周组织和骨组织都发生了重建和恢复.而你说的套了牙冠的半截牙,由于牙冠和对颌牙有良好的颌关系,所以牙齿是不会伸长的.既然已经杀了神经,并完善了根管治疗的话,肯定是不会再疼的了.
补牙是牙齿上有了龋洞,用材料将它充填好即可,不需要拔牙.而镶牙则是需要将无保留价值的牙齿拔除后,进行修复的手段.

回答4:

有意思哦?好像老鼠和鳄鱼是会这样?
牙齿结构较复杂,一般情况下牙齿的总体积是不会再长了,已经磨损的地方也不会再长回去了。但是由于磨损刺激了牙髓,使牙髓会有一些反应,会“长”出继发性牙本质,以保护牙髓不受侵害。
所以也可以说牙齿一直再长,但这个“长”不是无限的,而且从外观上是看不出来的。

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