Which action will compromise the quality of a specimen?

A. Drawing electrolytes in an amber tube
B. Mixing a serum separator tube 5 times
C. Partially filling a liquid EDTA tube
D. Placing a cold agglutinin in a heat block


Ans: C. Partially filling a liquid EDTA tube

Health Professions

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Which of the following is NOT something that will help a receptionist make a good first impression?

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A male patient has been shot in the chest with a small-caliber gun. What presentation indicates that he is in an early stage of shock?

A) Alert and anxious, pulse 96, BP 134/88 mmHg, pale and cool skin B) Slightly confused, pulse 116, BP 112/90 mmHg, warm skin that is flushed C) Confused and anxious, pulse 144, BP 82/palpation, cool skin that is mottled D) Confused, pulse 44, BP 110/68 mmHg, cool and cyanotic skin

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What is the difference between guard dogs and watch dogs?

A. Watch dogs will attack without provocation while guard dogs will bark first. B. Watch dogs will bark and attack whereas guard dogs will only bark. C. Guard dogs will bark and attack whereas watch dogs will only bark. D. There is no difference.

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 A physician who diagnoses and treats diseases of the skin, hair, and nails is a(n) 

A. orthopedist. B. neurologist. C. dermatologist. D. gastroenterologist.

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