Lung tumors are revealed on a positron emission tomography (PET) scan as:
A. areas of decreased metabolism ('dark spots')
B. areas of increased radiolucency ('dark spots')
C. areas of increased metabolism ('bright spots')
D. areas of decreased radiolucency ('bright spots')
Ans: C. areas of increased metabolism ('bright spots')
Health Professions
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Which type of water supply distribution system is owned and operated by the water district?
A. Public B. Private C. Local water department D. Private utility association
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Which control zone is also referred to as the contamination reduction zone?
a. Red zone b. Hot zone c. Warm zone d. Cold zone
Health Professions