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
ANS: B
Radiation induces genomic instability because it facilitates new mutations but it does not pro-mote hypersensitivity. Radiation may promote cell death, but this is not its role in inducing ge-nomic instability. Radiation does not enhance mitosis but halts it.
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The husband who is sexually inadequate and blames it on his partner, saying she is unattractive and
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A staff educator is reviewing the causes of gastroesophageal reflux disease (GERD) with new staff nurses. What area of the GI tract should the educator identify as the cause of reduced pressure associated with GERD?
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