NCLEX-RN
NCLEX RN Practice Test Free Questions
Extract:
Question 1 of 5
A newborn weighed 7 pounds at birth. At 6 months of age, the infant could be expected to weigh:
Correct Answer: A
Rationale: Infants typically double their birth weight by 6 months, so a 7-pound newborn would weigh approximately 14 pounds.
Question 2 of 5
A dexamethasone-suppression test has been ordered for a client with severe depression. The purpose of the dexamethasone suppression test is to:
Correct Answer: B
Rationale: The dexamethasone suppression test assesses cortisol suppression to evaluate hypothalamic-pituitary-adrenal axis dysfunction, aiding in diagnosing severe depression.
Question 3 of 5
A client with a head injury has an intracranial pressure (ICP) monitor in place. Cerebral perfusion pressure calculations are ordered. If the client's ICP is 22 and the mean pressure reading is 70, what is the client's cerebral perfusion pressure?
Correct Answer: D
Rationale: Cerebral perfusion pressure (CPP) = Mean Arterial Pressure (MAP) - ICP. Given MAP = 70 and ICP = 22, CPP = 70 - 22 = 48. Thus, the answer is 48.
Question 4 of 5
A preterm infant with sepsis is receiving Gentamycin (garamycin). Which physiological alteration places the preterm infant at increased risk for toxicity related to aminoglycoside therapy?
Correct Answer: D
Rationale: The immature renal system in preterm infants reduces the ability to excrete aminoglycosides like Gentamycin, increasing the risk of toxicity.
Question 5 of 5
According to Erikson's stages of physical development, school-age children 5 - 12 years old typically face which psychological crisis?
Correct Answer: B
Rationale: School-age children (5-12) face industry vs. inferiority, focusing on developing competence and self-esteem through tasks and skills.