10 Questions
What is the relative risk of developing lung cancer for a person who smokes compared to a person who does not smoke?
10- to 20-fold higher
What is the main challenge in removing a tumor through surgery?
Lack of sharp boundaries in the tumor
What is the goal of radiation and chemotherapy in cancer treatment?
To kill actively dividing cells
Why is it difficult to kill all dividing cells in cancer treatment?
Because it's lethal to the patient
What is a challenge in using chemotherapy to treat cancer?
Natural selection leads to resistant cells
Why does using multiple drugs in chemotherapy decrease the risk of relapse?
It reduces the risk of resistance to a single drug
What is a common problem with cancer treatment?
The treatment can be lethal to the patient
What can happen if a person with cancer undergoes chemotherapy and the cancer seems to disappear?
The cancer can come back in a resistant form
What is a challenge in treating metastatic tumors?
They can be anywhere in the body
What is a goal of cancer treatment with multiple drugs?
To decrease the risk of relapse
This quiz covers the basics of cancer, a group of over 100 diseases characterized by uncontrolled cell division. Learn about the common features of cancer and its development in various body tissues.
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