Tourniquets should not be left in place for longer than one minute, as blood may become more concentrated when constricted. This is called ____.
A. seri-absorption
B. hemoconcentration
C. sericoncentration
D. hematologic coalescing
Answer: B
Health Professions
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The yellow-topped vacuum blood collection tube has which of the following additives?
A. Ammonium heparin B. Sodium citrate C. Sodium polyanethol sulfonate D. EDTA
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Which of the following hormones are directly controlled by the nervous system?
A) Acetylcholine B) Insulin C) Cortisol D) Epinephrine
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Color blindness is:
A) normal. B) more common in males. C) abnormal. D) both B and C.
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The U.S. Food and Drug Administration has determined that some medicines are safe to take without a prescription. What are those drugs called?
- over-the-counter (OTC) medications - consumer medicines - drugstore pharmaceuticals - home-use drugs (HUDs)
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