NCLEX-RN
NCLEX Practice Test RN Questions
Extract:
Question 1 of 5
The nurse needs to be aware that the most common early complication of a myocardial infarction is:
Correct Answer: D
Rationale: Myocardial infarction causes tissue damage, which may interrupt electrical impulses. Myocardial irritability results from lack of oxygenated tissue.
Question 2 of 5
Which finding in the patient's history contraindicates the use of Imitrex (sumatriptan) for the prevention of migraine headaches?
Correct Answer: B
Rationale: Sumatriptan (Imitrex) is a vasoconstrictor contraindicated in patients with angina due to the risk of coronary artery vasoconstriction and ischemia. Diabetes renal calculi and peptic ulcer disease are not contraindications for sumatriptan.
Question 3 of 5
An amniocentesis at 32 weeks gestation reveals that a multigravida with diabetes has an L/S ratio of 1:1 with the presence of phosphatidylglycerol. Based on the amniocentesis,the nurse knows that if delivered now:
Correct Answer: C
Rationale: An L/S ratio of 1:1 at 32 weeks indicates immature fetal lungs increasing the risk of respiratory distress syndrome (RDS) if delivered now. Phosphatidylglycerol presence is positive but does not fully mitigate RDS risk. The other risks are not directly related to the L/S ratio.
Question 4 of 5
The nurse is checking the client's central venous pressure. The nurse should place the zero of the manometer at the:
Correct Answer: A
Rationale: The phlebostatic axis (located at the fourth intercostal space mid-axillary line) is the standard reference point for zeroing the manometer to accurately measure central venous pressure. The other options are incorrect anatomical landmarks.
Question 5 of 5
A client with preeclampsia is admitted with an order for magnesium sulfate. Which action by the nurse indicates an understanding of magnesium toxicity?
Correct Answer: B
Rationale: Magnesium sulfate toxicity can cause respiratory depression or arrest. Placing an airway at the bedside prepares for potential emergency intervention. The other actions are less specific to managing magnesium toxicity.