Tumor markers are used as screening tools to:
A) determine the progression of cancer. B) determine the reoccurrence of a tumor.
C) both A and B. D) neither A nor B.
C
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________ are used to ask the patient for further information to more fully discuss a subject.
A. Leading questions B. Exploratory questions C. Close-ended questions D. Open-ended questions
When reaching to perform a logroll, the EMT must:
A) keep his back flexed. B) lean from the waist. C) use his shoulder muscles. D) reach no more than 30 inches.
In a propagated epidemic with person to person transmission, control measures may include ____.
A. isolating the elderly from the young B. treating the carriers and vaccinating the population at risk C. developing an evacuation strategy D. hiring more emergency doctors
Which is not one of the three embryonic layers?
A. ectoderm B. mesoderm C. endoderm D. epiderm