NCLEX-RN
NCLEX RN Predictor Exam Questions
Extract:
Question 1 of 5
The nurse is administering Dilantin (phenytoin) via a nasogastric (NG) tube. When giving the medication, the nurse should:
Correct Answer: C
Rationale: Flushing the NG tube with 5 mL of normal saline before administering phenytoin ensures tube patency and prevents clogging, maintaining effective delivery.
Question 2 of 5
A client with a history of a thyroidectomy is being discharged. The nurse should teach the client to:
Correct Answer: A
Rationale: Hypocalcemia post-thyroidectomy (due to parathyroid damage) causes symptoms like tingling or tetany, requiring monitoring. Iodine foods, bedtime dosing, and fluid limits are not primary concerns.
Question 3 of 5
A client with a history of a seizure disorder is being prepared for an EEG. The nurse should:
Correct Answer: A
Rationale: Washing the client’s hair ensures a clean scalp for electrode placement during an EEG, improving accuracy. Chest electrodes, sedatives, and fluid restriction are not required.
Question 4 of 5
Which of the following ECG changes would be seen as a positive myocardial stress test response?
Correct Answer: C
Rationale: Hyperacute T waves occur with hyperkalemia. Prolongation of the PR interval occurs with first-degree AV block. Horizontal ST-segment depression of >1 mm during exercise is definitely a positive criterion on the exercise ECG test. Pathological Q waves occur with MI.
Question 5 of 5
A client is now pregnant for the second time. Her first child weighed 4536 g at delivery. The client's glucose tolerance test shows elevated blood sugar levels. Because she only shows signs of diabetes when she is pregnant, she is classified as having:
Correct Answer: D
Rationale: Gestational diabetes mellitus has its onset of symptoms during pregnancy and usually disappears after delivery.