Difficulty: Easy

Average Score: 78%

Which of the following actions by a phlebotomist exhibits proper handling while transporting a CBC

Rationale

Keeping the specimen at room temperature.

Transporting a complete blood count (CBC) specimen at room temperature is essential for maintaining the integrity of the sample until it can be analyzed. This temperature ensures that cellular components remain stable and accurate measurements can be obtained.

A (Wrapping the specimen in foil to protect it from light) YOUR ANSWER

This action is typically relevant for specimens that are sensitive to light, such as bilirubin samples. However, a CBC is not adversely affected by light exposure, making this method unnecessary and potentially misleading in the context of proper handling for a CBC.

B (Placing the specimen on a heat block) YOUR ANSWER

Using a heat block is inappropriate for transporting a CBC specimen, as elevated temperatures can lead to cellular degradation and alter the composition of the blood sample. Maintaining a stable temperature is crucial, and heat application would compromise the reliability of the results.

C (Keeping the specimen at room temperature) CORRECT

Transporting the CBC specimen at room temperature is the most suitable choice, as it ensures that the sample remains stable and reliable for analysis. Room temperature provides the optimal conditions to preserve the cellular components necessary for accurate testing.

D (Placing the specimen in an ice slurry) YOUR ANSWER

While cooling may be necessary for certain tests, it is not appropriate for a CBC, as freezing temperatures can cause hemolysis and negatively impact the cellular components of the sample. Ice slurries could lead to inaccurate results, making this method unsuitable for CBC transport.

Conclusion

Proper handling of a CBC specimen during transport is critical for ensuring accurate laboratory results. Keeping the specimen at room temperature is the only action among the options that preserves its integrity, while other methods either introduce unnecessary risks or are inappropriate for a CBC. Correct handling practices are essential for obtaining reliable data in clinical diagnostics.

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