A client is to have a venipuncture to obtain a blood sample to check ammonia levels. The nurse:
A. Uses prewarmed test tubes
B. Keeps the specimen out of the light
C. Does not use a tourniquet during the procedure
D. Places the samples on ice before sending them to the laboratory
D
D. Some specimens require special collection requirements before or following specimen collection. For ammonia levels, tube must be placed in ice for delivery to laboratory.
A. Some specimens require special collection requirements before or following specimen collection. For cryoglobulin levels, use prewarmed test tubes.
B. Some specimens require special collection requirements before or following specimen collection. For vitamin levels, avoid exposure of test tube to light.
C. Some specimens require special collection requirements before or following specimen collection. For lactic acid levels, do not use tourniquet.
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