When responding to situations that involve unknown materials, hazardous materials responders need ____ for the toxic risks.
A. a combustible gas monitor
B. a photoionization detector
C. pH meters
D. a radiation monitor
Answer: B
Health Professions
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The ________ cutting edge at the tip must be sharpened periodically
A. clamping C. rongeur's B. grasping D. retracting
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Plan B drugs work by:
A. preventing an embryo from entering the fallopian tubes. B. preventing the meeting of sperm and egg. C. preventing eggs from chemically attracting sperms. D. preventing sperm from reaching eggs. E. preventing implantation of the embryo in the womb.
Health Professions