bill0703

有趣，谢谢

iamwilliam

* Y, \) R4 {# F8 y% mtvb now,tvbnow,bttvb
& L! u# r! f6 t1 @8 D/ y公仔箱論壇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？公仔箱論壇1 v! P) m5 ?8 @- g6 i( n
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。tvb now,tvbnow,bttvb7 X7 Z6 q0 B9 J3 q3 Q

1 q' x$ [8 T. I7 ~- v3 Jin 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: