When the client undergoes scratch skin testing, which sign best indicates a hypersensitivity to the scratched substance?
- A. The skin at the test site feels numb.
- B. The skin at the test site feels painful.
- C. The skin at the test site looks red.
Correct Answer: C
Rationale: A positive skin test reaction is indicated by redness and swelling at the test site, showing a hypersensitivity response to the allergen.
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The nurse is feeding a client diagnosed with aspiration pneumonia who becomes dyspneic, begins to cough, and is turning blue. Which nursing intervention should the nurse implement first?
- A. Suction the client's nares.
- B. Turn the client to the side.
- C. Place the client in Trendelenburg position.
- D. Notify the health-care provider.
Correct Answer: B
Rationale: Dyspnea, coughing, and cyanosis suggest aspiration; turning to the side (B) clears the airway, preventing further aspiration. Suctioning (A), Trendelenburg (C), and notification (D) follow.
A patient taking Isoniazid (INH) should be monitored for what deficiency?
- A. Vitamin C
- B. Calcium
- C. Vitamin B6
- D. Potassium
Correct Answer: C
Rationale: This medication can lead to low Vitamin B6 levels. Most patients will take a supplement of B6 while taking this medication.
The nurse is planning care for a client who has COPD. Which statement is the client most likely to say about activity tolerance?
- A. The most difficult time of the day for me is the first hour after waking up in the morning.'
- B. I feel best in the morning after a good night's sleep.'
- C. I seem to have more energy after eating a big meal.'
- D. I don't know why, but I get my 'second wind' at night and don't want to go to bed.'
Correct Answer: A
Rationale: Morning fatigue is common in COPD due to mucus accumulation and poor sleep, affecting activity tolerance.
A patient with asthma is prescribed to take inhaled Salmeterol and Fluticasone for long-term management of asthma. You observe the patient taking these medications. Which option below best describes the correct order in how to take these medications?
- A. The patient inhales the Salmeterol first and then waits 5 minutes before inhaling the Fluticasone.
- B. The patient inhales the Fluticasone first and then waits 5 minutes before inhaling the Salmeterol.
- C. The patient inhales the Salmeterol first and then waits 1 minute before inhaling the Fluticasone.
- D. The patient inhales the Fluticasone and immediately inhales the Salmeterol.
Correct Answer: A
Rationale: Salmeterol, a long-acting bronchodilator, should be inhaled first to open the airways, followed by Fluticasone, a corticosteroid, after a 5-minute wait to ensure optimal delivery and reduce inflammation.
A client is admitted with a diagnosis of cancer of the larynx. Which statement made by the client is most likely related to the cause of his illness?
- A. I have always enjoyed hot Mexican-style food.'
- B. I have smoked three packs of cigarettes a day for the last 40 years.'
- C. I used to work in a factory that burned coal.'
- D. I sang in the church choir every Sunday until my voice got hoarse last year.'
Correct Answer: B
Rationale: Cigarette smoking is the greatest risk factor for laryngeal cancer due to chronic exposure to carcinogens.
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