A nurse is caring for a client who comes to the clinic to be tested for tuberculosis (TB) after a close family contact tests positive. Which of the following measures should the nurse anticipate preparing for this client?

Bacille Calmette-Guérin (bCG) vaccine

Chest x-ray

Sputum culture for acid fast bacillus (AFB)

Tuberculin skin test

Answer and Explanation

The Correct Answer is D

A.   The BCG vaccine is a vaccine used to prevent tuberculosis (TB) disease. However, its effectiveness varies widely and is primarily used in countries with a high prevalence of TB. Therefore, administering the BCG vaccine is not typically part of the evaluation process for TB exposure in a client.
B.   A chest x-ray is commonly used to evaluate for active pulmonary TB disease. It can identify characteristic findings such as infiltrates, cavitations, or nodular lesions in the lungs that suggest TB infection. A chest x- ray is often performed as part of the initial evaluation for TB after exposure or to assess for active disease.
C.   Sputum culture for AFB is a definitive diagnostic test for tuberculosis. It involves collecting sputum samples and culturing them in a laboratory to detect the presence of Mycobacterium tuberculosis, the bacterium that causes TB.
D.   The tuberculin skin test (TST), also known as the Mantoux test, involves injecting a small amount of purified protein derivative (PPD) into the skin of the forearm. After 48-72 hours, a healthcare provider assesses the size of the induration (swelling) at the injection site. A positive TST indicates exposure to TB but does not differentiate between latent TB infection (LTBI) and active TB disease.

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Correct Answer is ["25"]

Explanation

(Volume to be infused (mL) × Drop factor (gtt/mL)) / Time (min).

For the given scenario, the calculation would be: (100 mL × 15 gtt/mL) / 60 min, which equals 25 gtt/min.

Therefore, the nurse should set the manual IV infusion to deliver 25 drops per minute.

Correct Answer is ["1.5"]

Explanation

Volume = Dose / Concentration. Here, the dose required is 15 mg and the concentration available is 10 mg/mL. So, the calculation would be 15 mg / 10 mg/mL = 1.5 mL.
Therefore, the nurse should administer 1.5 mL of morphine injection

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A nurse is caring for a client who comes to the clinic to be tested for tuberculosis (TB) after a close family contact tests positive. Which of the following measures should the nurse anticipate preparing for this client?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is preparing to administer dextrose 5% in water (DSW) 100 mL to infuse over 1 hr. The drop factor of the manual IV tubing is 15 gtt/ml. The nurse should set the manual IV infusion to deliver how many gtt/min? (Round the answer to the nearest whole number.)

Correct Answer is ["25"]

Explanation

A nurse is preparing to administer morphine 15 mg subcutaneously. The amount available is morphine injection 10 mg/mL. How many mL should the nurse administer? (Round to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

Correct Answer is ["1.5"]

Explanation

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