One of three quality-control results for an instrument violates the 12s rule. What is the proper course of action?
A) Continue to run samples but mark the results as "pending QC approval."
B) Use a back-up instrument for running patient specimens until resolution of the problem.
C) Refrain from running patient specimens until resolution of the problem.
D) Because the 12s rule is only a warning, continue running patient specimens.
C
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You are called for man who has chest pain. His vital signs show a blood pressure of 90/62 and a very irregular pulse. Based on this information, you should suspect which of the following?
A) Dehydration leading to hypotension B) Mechanical malfunction of the heart C) Anaphylaxis induced vasodilation D) A possibility of a drug interaction
Smoke detectors most commonly encountered by firefighters operate on the principles of __________ or __________
Fill in the blank(s) with correct word