6.1 What Is Cancer? Flashcards
What is a Tumor?
An unregulated cell division that forms a mass of cells with no function
What is a Benign Tumor?
A Tumor that doesn’t affect surround tissues in the body
What is a Malignant Tumor
A Tumor that invades surrounding tissues (Cancerous)
What happens when cells Metastasize?
When cells break away from a malignant Tumor and start a new cancer at another location
What is the lymphatic system?
Takes bodily liquids and puts them back into the blood
What is the primary function of the lymphatic system?
To transport lymph, a fluid containing infection-fighting white blood cells, throughout the body.
How do Metastatic Cells travel through the body?
They travel through the body via the circulatory system or lymphatic system
Once cells are in the circulatory or lymphatic system can they travel anywhere in the body
Yes
How do cancer cells differ from normal cells?
- They divide when they shouldn’t
- They invade surrounding tissues
- They move to other locations in the body
What is a carcinogen?
a substance capable of causing cancer in living tissue
What is a Risk Factor?
They increase a persons risk of developing a disease
What are Risk Factors?
Tobacco, Alcohol Consumption, high-fat, low-fiber diet
Lack of exercise, obesity
Can old age cause cancer?
Yes, it weakens your immune system
Can ovarian cells be a risk factor to developing a disease?
Yes because they divide frequently
