The two most significant sources of error in accurate ammonia determinations are sample handling and:

A. Short shelf life of test reagents.
B. Inability to automate the test procedure.
C. Need for age-dependent reference ranges.
D. d. Ammonia contamination in the laboratory.


D

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One of the best ways to promote a practice is through ________, which is/are completely free.

A. word of mouth B. public relations C. the Internet D. newspaper ads

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From the Edit Patient window one may:

A. Open the patient's chart. B. Place a patient into the Patient Tracker. C. Delete a patient. D. All of these.

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Skull fractures require immediate medical attention.

Answer the following statement true (T) or false (F)

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ICD-10-PCS codes contain how many characters?

A. four B. five C. six D. seven

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