Which one of the following statements about pulse oximetry is most accurate?
A) It is a better indicator of respiratory status than either respiratory rate or depth.
B) Patients with carbon monoxide poisoning may have normal readings.
C) A reading above 90% is adequate for most patients.
D) Patients with a reading of 96% or higher do not need supplemental oxygen.
B
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Which of the following accounts for up to 90% of contamination and should be removed as soon as possible after exposure to a radiological disaster?
a. ash b. clothing c. dust d. hair
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________ cancer is the leading cause of cancer deaths in both women and men in the United States and throughout the world.
A. Throat B. Colon C. Pancreatic D. Lung
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