ATI LPN Pharmacology 2023 | Nurselytic

Correct Answer: B

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Correct Answer: B - Select an injection site that is free of scar tissue.


Rationale: Selecting an injection site that is free of scar tissue is crucial for accurate tuberculin skin test results. Scar tissue can interfere with the test by affecting the absorption of the solution and potentially leading to false results. Choosing a site free of scar tissue ensures proper administration and interpretation of the test.

Incorrect

Choices:
A: Injecting 0.3 to 0.5 mL of the solution is not the key factor in ensuring accurate results. The volume to be injected may vary based on the specific test kit used, but the injection site's condition is more critical.
C: Holding the needle at a 30° angle is not a standard requirement for administering a tuberculin skin test. The angle of injection may vary based on the client's skin thickness and other factors.
D: Massaging the site following the injection is unnecessary and could potentially lead to inaccurate results. Massaging can alter the distribution

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