Chapter 11: Cancer Epidemiology
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Chapter 11: Cancer Epidemiology.
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MULTIPLE CHOICE
1. The most important environmental risk factor for cancer is exposure to:
a. ultraviolet (UV) radiation.
b. radon.
c. estrogen.
d. cigarette smoke.
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
3. 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.
4. 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
5. 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
6. 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
7. 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.
8. 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
9. 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
10. Which of the following patients would be at greatest risk for basal cell carcinoma?
a. Dark complexion, light eNyes,RundIerwGeigBht.C M
b. Light complexion, dark eyes, overweight
c. Medium complexion, light eyes, smoker
d. Light complexion, light eyes, fair hair
11. 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.
MULTIPLE RESPONSE
1. A 50-year-old female confirms chronic alcohol intake. This practice places the patient at risk for cancer in which organs? (select all that apply)
a. Larynx
b. Esophagus
c. Liver
d. Lung
e. Brain
f. Breast
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