NCLEX-PN
NCLEX Trainer Test 3 Questions
Extract:
Question 1 of 5
An adult has the following blood gasses: pH=7.52, pCO2=50, HCO3=35, and pO2=90. What is most likely to be in the client's history of presenting signs and symptoms?
Correct Answer: B
Rationale: High pH and HCO3 indicate metabolic alkalosis, commonly caused by frequent vomiting, losing gastric acid.
Question 2 of 5
The nurse is supervising the staff providing care for an 18-month-old hospitalized with hepatitis A.
Correct Answer: A
Rationale: Hepatitis A requires contact precautions for diapered or incontinent patients, including a private room to prevent transmission. Removing toys risks spreading contamination, high-fat snacks are inappropriate, and standard precautions alone are insufficient.
Question 3 of 5
A transfer truck carrying toxic chemicals derails, spilling the contents and emitting toxic fumes over several miles. As a result, many of the area residents complain of nausea, vomiting, and headache. According to the agent-host model, the host is:
Correct Answer: D
Rationale: In the agent-host model, the host is the affected individual (residents). The toxic fumes are the agent, and symptoms are the outcome.
Question 4 of 5
The nurse is caring for a client with a history of cirrhosis who is receiving lactulose (Chronulac) 30 mL PO tid. Which of the following findings should the nurse report immediately?
Correct Answer: C
Rationale: Diarrhea with 4 stools per day suggests lactulose overdose, risking dehydration. Options A, B, and D are normal.
Question 5 of 5
A client with diabetes experiences Somogyi's effect. To prevent this complication, the nurse should instruct the client to:
Correct Answer: D
Rationale: Somogyi's effect involves rebound hyperglycemia due to nighttime hypoglycemia. A bedtime snack with protein and carbohydrates prevents hypoglycemia. Options A, B, and C do not directly address this issue.