NCLEX-RN
NCLEX RN Free Practice Questions Questions
Extract:
Question 1 of 5
The nurse is assessing an adult female client for hypovolemia.
Correct Answer: A
Rationale: Elevated hematocrit (55%) indicates hemoconcentration due to fluid loss in hypovolemia. Potassium (
B) and BUN (
D) are within normal ranges, and urine specific gravity (
C) is normal, not elevated as expected in hypovolemia.
Question 2 of 5
The client with chronic renal failure is prescribed aluminum hydroxide (Amphojel). The purpose of this medication is to:
Correct Answer: A
Rationale: Aluminum hydroxide binds dietary phosphate in the gut, reducing serum phosphate levels in chronic renal failure, where kidneys cannot excrete phosphate. It does not affect urine output, ulcers, or bowel elimination directly.
Question 3 of 5
The client is admitted with a diagnosis of hypovolemic shock. Which fluid is most appropriate for initial resuscitation?
Correct Answer: A
Rationale: 0.9% Normal saline is the preferred isotonic fluid for initial resuscitation in hypovolemic shock to restore intravascular volume. Dextrose is hypotonic, 3% saline is hypertonic, and lactated Ringer’s is used in specific cases like burns.
Question 4 of 5
Which statement by the parent of a child with sickle cell anemia indicates an understanding of the disease?
Correct Answer: C
Rationale: Sickle cell anemia increases dehydration risk due to impaired blood flow, especially in heat. Extra fluids in summer prevent crises. Pain is due to vaso-occlusion, not excess RBCs, and skiing poses risks.
Question 5 of 5
A behavior-modification program has been started for an adolescent with oppositional defiant disorder. Which statement describes the use of behavior modification?
Correct Answer: C
Rationale: Behavior modification for oppositional defiant disorder often uses a token economy system, where positive behaviors are reinforced with rewards to encourage compliance.