Deck 12: Cancer Epidemiology

Question 1

A water test recently revealed arsenic levels above 200 mcg/L.Which of the following cancers would be most likely to develop in those who consistently drank the water?

A) Liver
B) Skin
C) Colon
D) Kidney

Answer 1

Skin

Question 2

When an oncologist is discussing the degree to which an organism's development is contingent on its environment, which of the following is the oncologist explaining?

A) Transgenerational inheritance
B) Epigenetics
C) Histone modification
D) Developmental plasticity

Answer 2

Developmental plasticity

Question 3

The role of physical activity in the prevention of colon cancer is identified by which of the following?

A) It increases fluid loss, leading to thirst and increased fluid intake, hydrating the colon.
B) It increases blood supply, thereby increasing oxygen to the colon.
C) It increases gut motility, thereby decreasing the time the bowel is exposed to mutagens.
D) It increases the secretion of hydrochloric acid, thereby killing mutants.

Answer 3

It increases gut motility, thereby decreasing the time the bowel is exposed to mutagens.

Question 4

A 65-year-old patient recently diagnosed with cancer retired from construction work.Which cancer is likely to develop secondarily to occupational hazards?

A) Mesothelioma
B) Bladder cancer
C) Prostate cancer
D) Bone cancer

Question 5

Which of the following patients would be at greatest risk for basal cell carcinoma?

A) Dark complexion, light eyes, underweight
B) Light complexion, dark eyes, overweight
C) Medium complexion, light eyes, smoker
D) Light complexion, light eyes, fair hair

Question 6

A patient asks why indoor pollution is worse than outdoor pollution.How should the nurse respond? Indoor pollution is considered worse than outdoor pollution because of cigarette smoke and:

A) fireplace wood smoke.
B) radon.
C) benzene.
D) chlorine.

Question 7

A patient develops skin cancer on the head and neck following years of sunbathing.Which of the following cancers is most likely?

A) Lymphoma
B) Adenoma
C) Basal cell carcinoma
D) Leukemia

Question 8

A nurse recalls physical activity was shown to definitely reduce the risk of which of the following types of cancer?

A) Prostate
B) Lung
C) Bone
D) Colon

Question 9

The most important environmental risk factor for cancer is exposure to:

A) ultraviolet (UV) radiation.
B) radon.
C) estrogen.
D) cigarette smoke.

Question 10

When an oncologist is teaching about how radiation induces genomic instability, which topic should the oncologist discuss?

A) Increasing hypersensitivity
B) Facilitating new mutations
C) Promoting cell death
D) Enhancing mitosis

Question 11

Chromosome aberrations and mutations in cells that were not directly irradiated are referred to as:

A) bystander effects.
B) lethal mutation.
C) delayed reproductive death.
D) genetic instability.