Theories of cancer development suggest that cancer arises from which of the following?
A) Cancer arises from genetic errors causing abnormal cells to be present at birth.
B) Cancer arises from changes in one abnormal cell and chemical irritants.
C) Cancer arises from a single exposure to an agent.
D) Cancer arises from multiple factors including lifestyle.
D
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When uncontrolled hypertension is prolonged, the nurse is aware that the patient is at risk for developing which of the following complications?
A) Renal failure B) Right ventricular hypertrophy C) Glaucoma D) Anemia
The best definition of ethnocentrism is
a. a tendency to compare the behavior of others with your own cultural values. b. an astute awareness of your own personal biases regarding other cultures. c. a tendency to view your own culture as superior to others. d. the ability to incorporate patients' cultural beliefs and values into health teaching.
With consolidation in the lung tissue, the breath sounds are louder and easier to hear, whereas healthy lung tissue produces softer sounds. This is because:
a. consolidation echoes in the chest. b. consolidation is a poor conductor of sound. c. air-filled lung sounds are from smaller spaces. d. air-filled lung tissue is an insulator of sound.
The nurse is providing client teaching on the importance of adequate iron intake for the woman planning pregnancy in the near future. An important teaching point is that:
A) iron deficiency could cause inadequate oxygenation of fetal tissue. B) iron is obtained by eating high-starch foods such as pasta and potatoes. C) iron can be taken weekly by oral supplement if the woman is anemic. D) iron is essential to the development of bones.