Which of the following actions is appropriate when transporting a specimen for ABG analysis?
Collecting the specimen in an SST
Placing the specimen in ice
Collecting the specimen in sodium citrate
Inserting the specimen in a light-resistant package
The Correct Answer is B
Choice A reason:
Collecting the specimen in an SST (serum separator tube) is not suitable for ABG (arterial blood gas) analysis. SST tubes are used for chemistry tests that require serum separation after centrifugation and are not designed for the preservation of blood gases.
Choice B reason:
Placing the specimen in ice is the correct action when transporting a specimen for ABG analysis. Cooling the specimen slows down metabolic processes, which can alter the levels of gases and pH in the blood if not promptly analyzed. This is particularly important if there is a delay expected in the analysis of the ABG specimen.
Choice C reason:
Collecting the specimen in sodium citrate is not appropriate for ABG analysis. Sodium citrate is an anticoagulant used in coagulation studies and would interfere with the measurement of blood gases and pH levels in an ABG analysis.
Choice D reason:
Inserting the specimen in a light-resistant package is not a standard requirement for ABG specimens. While protecting specimens from light is important for certain types of tests, such as those for bilirubin, it is not necessary for ABG analysis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A Reason:
The supine position, where the patient lies flat on their back with the face upward, is the correct position for initiating CPR. This position allows for proper chest compressions and airway management, which are critical components of CPR.
Choice B Reason:
The Semi-Fowler's position, where the patient is partially sitting up with the head of the bed raised to 30-45 degrees, is not suitable for CPR. This position would make it difficult to perform effective chest compressions.
Choice C Reason:
The prone position, where the patient lies flat on their stomach, is not appropriate for CPR. Chest compressions cannot be effectively delivered in this position, and it would also complicate airway management.
Choice D Reason:
The side-lying position is not appropriate for CPR. While this position can be used for an unconscious patient who is breathing normally to maintain an open airway and prevent aspiration, it is not suitable for CPR, which requires the patient to be on their back.
Correct Answer is D
Explanation
Choice A Reason:
Encouraging the patient to chew gum during the procedure may serve as a distraction, which can be helpful for some patients. However, this is not a widely recommended practice for reducing needle phobia. Distraction techniques can be beneficial, but they should be tailored to the individual patient's preferences and should not interfere with the procedure.
Choice B Reason:
Instructing the patient to lie supine during the procedure can help prevent fainting and reduce anxiety for some patients. This position is often used for patients who have a history of fainting or feel dizzy during blood draws. However, it is not specifically targeted at managing needle phobia.
Choice C Reason:
Placing the patient's elbow joint at 90 degrees of flexion is a standard practice to stabilize the arm and provide an optimal angle for venipuncture. While this is a necessary step in the procedure, it does not directly address the patient's needle phobia.
Choice D Reason:
Warming the site for 10 minutes before venipuncture is a technique used to enhance vein visibility and elasticity, making the venipuncture easier and potentially less painful. This can be particularly helpful for patients with needle phobia, as a smoother and quicker procedure may reduce anxiety and discomfort.
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