NCLEX-PN
PN NCLEX Practice Exam Questions
Extract:
Question 1 of 5
The nurse is caring for an infant who has a prescription for amoxicillin 25 mg/kg/day in 2 divided doses. The client weighs 16.5 lb (7.5 kg). The nurse has amoxicillin oral suspension 125 mg/5 mL available. How many mL should the nurse administer to the client with each dose? Record your answer using 2 decimal places.
Correct Answer: 3.75 mL/dose
Rationale: Calculation: 7.5 kg × 25 mg/kg/day = 187.5 mg/day. Divided into 2 doses = 93.75 mg/dose. 125 mg/5 mL = 25 mg/mL. 93.75 mg ÷ 25 mg/mL = 3.75 mL/dose (
A).
Question 2 of 5
An 80-year-old client is prescribed codeine for a severe cough. The home health nurse is reinforcing instructions on how to prevent the common adverse effects associated with codeine. Which client statements indicate an understanding of how to prevent them? Select all that apply.
Correct Answer: B,D,E
Rationale: Drinking water (
B) prevents constipation, sitting before standing (
D) avoids orthostatic hypotension, and taking with food (E) reduces nausea. Sunscreen (
A) and decaf coffee (
C) are unrelated to codeine effects.
Question 3 of 5
A client has developed diabetes insipidus after removal of a pituitary tumor. Which finding would the nurse expect?
Correct Answer: A
Rationale: Clients with diabetes insipidus have excessive urinary output due to a lack of antidiuretic hormone. Answers B, C, and D are not exhibited with diabetes insipidus, so they are incorrect.
Question 4 of 5
A 24-year-old female client is prescribed isotretinoin for severe cystic acne. Which instruction is most important for the nurse to reinforce?
Correct Answer: D
Rationale: Isotretinoin is highly teratogenic, so using two forms of contraception (
D) is critical to prevent pregnancy. Sunscreen (
C) is important for photosensitivity, but contraception is the priority.
Question 5 of 5
The nursing assistant is caring for an adult who has a fractured femur and is in Buck's extension traction awaiting surgery. The nurse is observing the nursing assistant administer morning care. Which action by the nursing assistant needs correction?
Correct Answer: D
Rationale: Turning the client on the side disrupts Buck's traction alignment, which requires constant pull. Weights should stay in place, head turning is safe, and bed-making direction is irrelevant.