NCLEX-RN
Free NCLEX RN Practice Questions Questions
Extract:
Question 1 of 5
A client is receiving oxygen therapy at 3 L/min per nasal cannula. Which of the following fraction of inspired oxygen (FiO2) measurements does the nurse expect that the client is receiving?
Correct Answer: C
Rationale: Nasal cannula at 3 L/min delivers approximately 32% FiO2 (
C), as each liter increases FiO2 by about 4% above room air (21%). Other percentages (A, B,
D) do not correspond to this flow rate.
Question 2 of 5
The nurse is caring for a client with epilepsy who is being treated with carbamazepine (Tegretol). Which laboratory value might indicate a serious side effect of this drug?
Correct Answer: C
Rationale: A WBC of 2000 indicates leukopenia, a serious side effect of carbamazepine that increases infection risk.
Question 3 of 5
The physician has prescribed Novalog insulin for a client with diabetes mellitus. Which statement indicates that the client knows when the peak action of the insulin occurs?
Correct Answer: C
Rationale: Novolog insulin peaks around 1-3 hours after administration, so a snack around 3 PM aligns with the peak to prevent hypoglycemia.
Question 4 of 5
The nurse is caring for a postcholecystectomy client who had the T-tube removed this AM. Two hours after removal of the T-tube, the nurse notes that the 4x4 dressing covering the stab site is saturated with dark, greenish-yellow drainage. It is MOST appropriate for the nurse to take which of the following actions?
Correct Answer: A
Rationale: expected that a stab wound will continue to drain until the wound seals; nurse should keep wound clean and dry
Question 5 of 5
A client with AIDS complains of a weight loss of 20 pounds in the past month. Which diet is suggested for the client with AIDS?
Correct Answer: D
Rationale: A high-calorie, high-protein, low-fat diet helps maintain weight and muscle mass in clients with AIDS while minimizing gastrointestinal complications.