bill0703

有趣，谢谢

iamwilliam

tvb now,tvbnow,bttvb2 p" L6 z% i6 Q3 t* w6 `$ Q  @
tvb now,tvbnow,bttvb$ v! Y$ [* J4 ~6 d; p" m
many thanks ......

aznurdad

the monkey one is pathetic

sman3340857

了解一下~~增长知识拉~呵呵

ljllyy

thanks~~

intec

wah sai.. nice to knw.. thx ya!!

cq999zy1987

最后一个比较无敌啊

gohbm

多谢楼主无敌分享！

jen198053

16 為甚麼心臟不會生癌？5.39.217.77! i. y1 l1 e+ E7 W. ~
胃、肝、大腸、睪丸都會生癌，但為甚麼沒聽過有心臟癌呢？原因在於心臟以外的細胞都具有增殖機能，即使受了傷，只要過一段時間就能痊癒，這是因為細胞增殖使傷口癒合，然而心臟的細胞並不會增殖。癌細胞會持續增殖，接著破壞周圍的組織，就是因為心臟細胞不會增殖的關係，所以癌細胞是無法侵襲心臟。
4 |! Q, q) d9 G4 w+ Wtvb now,tvbnow,bttvb
- S7 d7 ^* z2 @# x3 |. U5.39.217.77in fact, the heart is made of muscle, so it can develop cancer too, normally is the cardiac muscle itself, if it's benign, it's called myxoma; if it's malignant, it's called angisarcoma

lirunke

又学到野啦!

nail332

nice

apple333

apple333

apple333

:angry: