Chronic stress, poverty, and emotional or physical trauma are factors that
A) may make an individual more susceptible to cancer.
B) may increase the risk of heart disease but reduce cancer risk.
C) play no role in the risk of developing cancer.
D) contribute to cancer risk only if an individual needs psychotherapy.
Question 2
Susan's grandmother has rheumatoid arthritis, a disease in which her immune system makes antibodies that fail to recognize self. Which type of disease is this?
A) Vaccine-preventable
B) Opportunistic
C) Genetic
D) Autoimmune