help on cancer causing agents (carcinogens)?

Published on Aug 27th, 2010 under All.By admin

[Epithelial Cancer related Question]

!. Cancer-causing agents (carcinogens) usually act on cells tht are dividing. Which of the four tissues would carcinogens most influence and why? least influence, why?

the four tissues

1.Epithelial
2.Connective
3.Muscle
4.Nervous

thanks for all your help

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2 Comments

Maya  on August 27th, 2010

most epitheliall because it is constantly being replaced ( intestines, stomach, skin, think colon cancer, skin cancer, lung cancer) these cells are always reproducing. Least likely nerve cells, once they are created they do not regenerate that is why diseases like MS and Parkinson’s are so hard to treat

ajp  on August 27th, 2010

It would be epithelial. Your skin is constantly dividing and repairing itself. Also, epithelial tissue is the most likely to be exposed to carcinogens, such as smoke. The least likely to be influenced would be muscle and nervous, because they aren’t usually affected by carcinogens and they do not divide like epithelial cells.

If you think about it, carcinogens can cause cancers such as lung cancer, throat cancer, stomach cancer, which are lined with epithelial cells.

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