NCLEX-PN
NCLEX Trainer Test 1 Questions
Extract:
Question 1 of 5
A client admitted with a severe head injury following an MVA is placed on a ventilator, and hyperventilation is maintained. The primary reason for maintaining hyperventilation is:
Correct Answer: D
Rationale: Hyperventilation reduces $\mathrm{CO}_2$, causing cerebral vasoconstriction, which decreases cerebral blood flow and intracranial pressure in head injuries.
Question 2 of 5
The nurse is caring for a client with end stage renal disease. What action should the nurse take to assess for patency in a fistula used for hemodialysis?
Correct Answer: C
Rationale: Palpate for a thrill over the fistula. A thrill indicates patency of the fistula.
Question 3 of 5
The nurse is to start oxygen therapy via nasal cannula. Which action is correct?
Correct Answer: D
Rationale: Inserting the cannula 1 cm into the nostrils ensures proper oxygen delivery. High flow rates, petrolatum, or mask pre-oxygenation are incorrect.
Question 4 of 5
The nurse is providing instructions for a client with asthma who is sensitive to house dust-mites. Which information about prevention of asthma episodes would be the most helpful to include during the teaching?
Correct Answer: C
Rationale: Wash and rinse the bed linens in hot water. For asthma clients sensitive to house dust-mites, washing bed linens in hot water above 130 degrees Fahrenheit is necessary to kill dust-mites.
Question 5 of 5
The nurse in the newborn nursery receives report from the previous shift. Which of the following infants should the nurse see FIRST?
Correct Answer: A
Rationale: A heart rate of 185 bpm indicates tachycardia (normal 120–160 bpm), suggesting distress or dehydration, requiring immediate assessment. Options B, C, and D are less urgent or normal.