NCLEX-RN
NCLEX-RN Exam Questions
Extract:
Question 1 of 5
A child is to receive heparin sodium five units per kilogram of body weight by subcutaneous route every four hours. The child weighs 52.8 lb. How many units should the child receive in a 24 hour period?
Correct Answer: 720
Rationale: Weight: 52.8 lb ÷ 2.2 = 24 kg. Dose: 5 units/kg × 24 kg = 120 units/dose. Frequency: every 4 hours = 6 doses/day.
Total: 120 × 6 = 720 units.
Question 2 of 5
A common complaint of the client with an abdominal aortic aneurysm is:
Correct Answer: D
Rationale: A pulsating sensation in the periumbilical area is a classic symptom of an abdominal aortic aneurysm due to the expanding vessel. The other symptoms are less specific or unrelated.
Question 3 of 5
The nurse is preparing to administer a dose of insulin lispro (Humalog). When is the onset of action for this medication?
Correct Answer: A
Rationale: Insulin lispro, a rapid-acting insulin, has an onset of 5–15 minutes, making it ideal for pre-meal administration. Other insulins have slower onsets.
Question 4 of 5
The nurse is caring for a postoperative client when the client becomes nonresponsive and pale,with a BP of 90/40. The nurse recognizes that the necessary intervention at this time is to:
Correct Answer: B
Rationale: Hypotension (BP 90/40) pallor,and nonresponsiveness suggest hypovolemic shock likely from postoperative bleeding. Increasing the IV infusion rate (e.g. saline) restores volume. Trendelenburg is controversial atropine treats bradycardia,and the emergency cart is secondary to immediate fluid resuscitation.
Question 5 of 5
Prior to an amniocentesis, a fetal ultrasound is done in order to:
Correct Answer: C
Rationale: Amniocentesis involves removal of amniotic fluid for evaluation. The needle, inserted through the abdomen, is guided by ultrasound to avoid needle injuries, and the test evaluates the position of the placenta and the fetus.