A nurse is reading a tuberculin skin test for a client who received a purified protein derivative test 72 hr ago. Which of the following findings indicates a positive test?
A reddened area measuring 10 mm
A reddened area measuring 5 mm
An induration measuring 5 mm
An induration measuring 10 mm
The Correct Answer is D
A. A reddened area without induration is not a positive result.
B. A reddened area without induration is not considered positive.
C. An induration of 5 mm is positive only for high-risk groups (e.g., immunocompromised clients).
D. An induration measuring 10 mm is considered positive in most adults, indicating TB exposure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. The nondominant arm is preferred to reduce discomfort and interference with the client's activities.
B. Elevating the arm reduces venous filling and is not recommended before IV insertion.
C. Selecting a vein that is palpable and straight minimizes complications and improves the success of the IV insertion.
D. The tourniquet should be applied above the venipuncture site to engorge the veins and make them more accessible.
Correct Answer is C
Explanation
A. Offer three large meals: Small, frequent meals are better tolerated.
B. Administer a bronchodilator after meals: Should be given before meals.
C. Limit fluid intake with meals: Reduces gastric distension and improves calorie intake.
D. Ambulate before meals: May increase fatigue and reduce intake.
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