NCLEX-PN
Respiratory System NCLEX Questions Questions
Extract:
Question 1 of 5
The nurse advises the client to make sure to take the entire antibiotic prescription because an untreated or undertreated streptococcal infection can lead to which of the following conditions?
Correct Answer: A
Rationale: Untreated group A streptococcal infections can lead to complications like glomerulonephritis, a condition affecting the kidneys, due to an immune response.
Question 2 of 5
Your patient with asthma is taking Theophylline. Which product below should the patient avoid consuming?
Correct Answer: A
Rationale: Caffeine can increase theophylline levels, leading to toxicity, as both are xanthine derivatives.
Question 3 of 5
The client diagnosed with cancer of the larynx has had four (4) weeks of radiation therapy to the neck. The client is complaining of severe pain when swallowing. Which scientific rationale explains the pain?
Correct Answer: D
Rationale: Radiation causes esophageal mucositis/ulcerations (
D), leading to painful swallowing. Obstruction (
A), edema (
B), and cancer pain (
C) are less likely causes.
Question 4 of 5
The client diagnosed with asthma is admitted to the emergency department with difficulty breathing and a blue color around the mouth. Which diagnostic test will be ordered to determine the status of the client?
Correct Answer: B
Rationale: Pulmonary function tests (
B) assess airway obstruction in acute asthma. CBC (
A), allergy testing (
C), and cortisol levels (
D) are not immediate diagnostic tools.
Question 5 of 5
A client asks the nurse why inspiration through the nose is preferable to inspiring through the mouth. What is the best response?
Correct Answer: C
Rationale: The nares humidify, warm, and filter air, improving its quality for respiration.