Cancer Flashcards
How many americans does cancer affect
40% in their lifetime
What are the causes of cancer
Some cancer is linked to tobacco use and physical inactivity
Obesity and physical inactivity increase risk of breast cancer in women by 50%
Physical activity reduces risk of colorectal cancer by up to 50%
What is cancer
Resulting from
What does it have a potential to do
A disease in which abnormal cells divide uncontrollably and destroy body tissue
Resulting from DNA damage from internal or environmental factors
Has potential to invade or spread to other parts of the body
What is metastasis
Invade or spread of cancer to other parts of the body
Cancer is also the unchecked…
Accumulation of cells and altered cell signaling
Classification of cancer by site involves
Carcinoma
Sarcoma
Leukemia and lymphoma
What is Carcinoma Cancer
What is the most common
From epithelial tissues
Lung
Colon
Prostate
Breast
What is Sarcoma cancer
Examples
From connective tissues
Bone
Fat
Cartilage
Nerve
What is Leukemia and lymphoma
From blood forming cell
Development of cancer involves
Normal tissue undergoing a progression of abnormal changes from hyperplasia to dysplasia and finally to cancer
What is hyperplasia
Increase in number of cells but cells still appear normal under a microscope
What is dysplasia
Cells look abnormal under a microscope but are not cancer
What are the ways to manage/treat cancer
Medication
Chemotherapy
Radiation therapy
Surgery
Hormone therapy
Targeted therapies
Exercise
What does radiation therapy do
Damage DNA of cancerous tissue
What is the primary method of treatment for cancer
Surgery