NCLEX-PN
NCLEX Questions Respiratory Questions
Extract:
Question 1 of 5
Which time of day is best for the nurse to obtain a sputum specimen from the client?
Correct Answer: D
Rationale: Sputum is most concentrated and easier to collect on awakening due to accumulation overnight.
Question 2 of 5
The nurse is preparing to administer warfarin (Coumadin), an oral anticoagulant, to a client diagnosed with a pulmonary embolus. Which data would cause the nurse to question administering the medication?
Correct Answer: B
Rationale: An INR of 5 (
B) is above the therapeutic range (2–3 for pulmonary embolus), indicating excessive anticoagulation and bleeding risk, so warfarin should be questioned. PTT (
A) is for heparin, not warfarin. PT (
C) alone is not standardized. ESR (
D) is irrelevant to anticoagulation.
Question 3 of 5
An adult is being treated with isoniazid (INH) and streptomycin for active tuberculosis. He is also receiving pyridoxine (vitamin B6). Why is this medication prescribed for him?
Correct Answer: C
Rationale: Pyridoxine is prescribed to prevent INH-induced peripheral neuritis by supporting nerve function.
Question 4 of 5
Which medication below blocks the function of Leukotriene for the treatment of asthma?
Correct Answer: D
Rationale: Montelukast is a leukotriene receptor antagonist that blocks leukotrienes, reducing asthma symptoms.
Question 5 of 5
A patient with active tuberculosis is taking Ethambutol. As the nurse you make it priority to assess the patient's?
Correct Answer: D
Rationale: This medication can cause inflammation of the optic nerve.
Therefore, it is very important the nurse asks the patient about their vision. If the patient has blurred vision or reports a change in colors, the MD must be notified immediately.