Question

How does tobacco affect the digestive system

a. can cause bladder infection

b. raises blood pressure

c. can cause colorectal cancer

d. can cause ulcers

Answer 1

The nicotine and the tar cause the immobilization of the traquea cilious, so if you have a cough your system can't expel the bacteria.

Answer 2

The answer to your question is,

D. Can cause ulcers

-Mabel <3