Cancer - Pathophysiology
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, Cancer - Pathophysiology
Cancer - Pathophysiology.pdf
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1. What is the defining characteristics of cancer? uncontrolled cellular proliferation
2. What is a carcinogen? any substance that can cause can-
cer
3. What makes cancer a genetic disease? it is caused by changes to genes
that control the way cells function,
especially how they grow and di-
vide
4. Do all mutations cause cancer? No
5. What are risk factors for cancer? -environment
-genetics
-microbes
-individual factors
-treatment
and many more
6. How does medical treatment cause cancer? the drugs used to decrease the
spread of cancer throughout the
body can also cause damage
to healthy cells, sometimes even
causing "second cancers"
7. What are two types of carcinogens? -initiator that causes genetic dam-
age
-promoter that causes tumor
growth
8. What carcinogens does tobacco smoke contain? both types of carcinogens
9. True
, Cancer - Pathophysiology
Cancer - Pathophysiology.pdf
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True/False: Obesity and physical inactivity can in-
crease the risk of certain cancers.
10. What dietary factors (nutrition) increase cancer -high-fat diet
risk? -heavy alcohol use
-fiber
-antioxidants
-certain food additives or prepa-
ration methods
11. What are the potentially modifiable causes of -tobacco smoking
cancer? -excess body weight
-alcohol consumption
-UV radiation exposure
-poor diet
-pathogenic infections
-physical inactivity
12. What is neoplasia? "new growth" or tumor
13. What is cell differentiation? the process by which cells become
specialized
14. True/False: Stem cells can differentiate and be- True
come any kind of cell.
15. True/False: Once differentiated, cells can be- False
come another type of cell.
16. What does it mean that cancer cells have poor they do not mature and take on a
differentiation? specific function
17. What is the malignant phenotype of tumors? uncontrolled growth occurs due
to increased proliferation of cells