Nokea
What is the role of corticosteroids in treating uveitis?
- A. Reduce inflammation
- B. Prevent infection
- C. Correct refractive errors
- D. None of the above
Correct Answer: A
Rationale: Corticosteroids are used to reduce inflammation in uveitis, preserving vision.
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The most common cause of death in patients age 65 or older is:
- A. Chronic obstructive pulmonary disease
- B. Breast cancer
- C. Coronary artery disease
- D. Alzheimer’s disease
Correct Answer: C
Rationale: Coronary artery disease remains the leading cause of death in older adults due to its prevalence and associated complications such as heart attacks and heart failure.
Which of the following cancer patients could less ergenically be placed together as roommates?
- A. A patient with a neutrophil count of 1000/mm³.
- B. A patient who underwent debulking of a tumor to relieve pressure.
- C. A patient receiving high-dose chemotherapy after a bone marrow harvest.
- D. A patient who is post-op laminectomy for spinal cord compression.
Correct Answer: B
Rationale: Patients undergoing debulking surgery are generally less immunocompromised compared to those receiving high-dose chemotherapy or with severely low neutrophil counts.
During an asthma attack, a healthcare provider is assessing a client for hypoxemia. Which of the following manifestations should the provider expect?
- A. Nausea
- B. Dysphagia
- C. Agitation
- D. Hypotension
Correct Answer: C
Rationale: The correct answer is C: Agitation. During an asthma attack, hypoxemia can lead to increased respiratory effort and decreased oxygen delivery to tissues, causing agitation. Nausea (A) is not a typical manifestation of hypoxemia in asthma. Dysphagia (B) refers to difficulty swallowing and is not directly related to hypoxemia. Hypotension (D) is unlikely in asthma as it is more commonly associated with shock or severe systemic conditions.
Which action occurs primarily during the evaluation phase of the nursing process?
- A. Data collection.
- B. Decision-making and judgment.
- C. Priority-setting and expected outcomes.
- D. Reassessment and audit.
Correct Answer: B
Rationale: Evaluation involves assessing whether goals were met and making judgments about care effectiveness.
Which preoperative medications cause a decrease in respiratory tract secretions, dry mucous membranes, and interrupt vagal stimulation?
- A. Histamine z-receptor antagonists
- B. Antianxiety drugs
- C. Anticholinergics
- D. Sedatives
Correct Answer: C
Rationale: The correct answer is C because anticholinergics reduce secretions and block vagal activity.