Which of the following should a health care worker do before using reagent strips and/or controls in point-of-care testing?
A) Check the date that the bottle was opened.
B) Ensure the reagents and/or controls have been stored properly.
C) Check the expiration date.
D) All of the above.
Answer: D
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A phlebotomist entered a hospital room to collect a routine blood specimen using a butterfly system for a coagulation test. The phlebotomist noticed that the patient had just finished lunch. What extra step should a phlebotomist take?
A. Indicate the nonfasting condition on the requisition. B. Use a discard tube before filling the coag tube. C. Warm the venipuncture site prior to the needlestick. D. No extra steps are required.
In which route of entry does material enter the body through the skin or eyes?
A. Contact B. Ingestion C. Inhalation D. Absorption
Firefighting foam consists of small, air-filled bubbles with a _______ density than water, oil, or gasoline
a. lower b. higher c. equal d. vapor
ICD-10-CM codes should be between 3 and ________ characters in length.
A. 7 B. 8 C. 9 D. 10