NCLEX-RN
Mock NCLEX RN Exam Questions
Extract:
Question 1 of 5
A 72-year-old client with a new colostomy is being evaluated at the clinic today for constipation. When discussing diet with the client, the nurse recognizes that which one of the following foods most likely caused this problem?
Correct Answer: C
Rationale: Fried, greasy food, such as fried chicken, will produce diarrhealike stools in individuals with all types of GI ostomies. Eggs will cause odor-producing stools in individuals with all types of GI ostomies. Tapioca and rice products will cause constipation in individuals with all types of GI ostomies. Cabbage will cause odor-producing and flatus-producing stools in individuals with all types of GI ostomies.
Question 2 of 5
Which aminophylline level is associated with signs of toxicity?
Correct Answer: D
Rationale: Aminophylline levels above 20 micrograms/mL are toxic, causing symptoms like nausea, tachycardia, or seizures. 25 micrograms/mL is well above the therapeutic range (10-20).
Question 3 of 5
The physician has ordered intubation and mechanical ventilation for a client with periods of apnea following a closed head injury. Arterial blood gases reveal a pH of 7.47, PCO2 of 28, and HCO3 of 23. These findings indicate that the client has:
Correct Answer: B
Rationale: A pH of 7.47 (alkaline) with low PCO2 (28) indicates respiratory alkalosis, likely from hyperventilation due to brain injury. Normal HCO3 rules out metabolic causes.
Question 4 of 5
The nurse is caring for a client after a burn. Which assessment finding best indicates that the client's respiratory efforts are currently adequate?
Correct Answer: C
Rationale: An O2 saturation of 97% directly indicates adequate oxygenation from respiratory efforts. Talking (
A), alertness (
B), and chest movement (
D) are indirect and less specific.
Question 5 of 5
A client with a history of chronic renal failure is receiving hemodialysis. Which assessment finding indicates a complication during dialysis?
Correct Answer: B
Rationale: Hypotension during dialysis suggests fluid removal too rapid or disequilibrium syndrome, a serious complication. Fatigue (
A), headache (
C), and stable weight (
D) are less concerning.