NCLEX-PN
NCLEX-PN Free Practice Questions Questions
Extract:
Question 1 of 5
A 6-year old is diagnosed with scarlet fever. Which oral manifestation is associated with scarlet fever?
Correct Answer: C
Rationale: Scarlet fever causes a characteristic strawberry tongue (red or white-coated). White spots suggest thrush, grayish membranes indicate diphtheria, and black tongue is unrelated.
Question 2 of 5
An adult is receiving external radiation therapy. What should the nurse include in the teaching plan about care of the skin at the radiation site?
Correct Answer: D
Rationale: Avoiding washing the radiated skin prevents irritation and damage to the sensitive area. Dressings, showers, or ice may exacerbate skin breakdown.
Question 3 of 5
An 8-year-old admitted with an upper respiratory infection has an order for O2 saturation via pulse oximeter. To ensure an accurate reading, the nurse should:
Correct Answer: D
Rationale: Placing the probe on the finger or earlobe ensures accurate measurement of oxygen saturation, as these areas have good peripheral blood flow. The abdomen is not suitable, recalibration is not routinely required, and waiting 15 minutes is unnecessary.
Question 4 of 5
A client wearing corrective lenses has a visual acuity of 20/200. The nurse recognizes that the client:
Correct Answer: B
Rationale: The client whose vision is corrected to 20/200 is by definition legally blind because he is able to see at 20 feet what the healthy eye can see at 200 feet. Answer A refers to a refractive error, which is corrected by eyeglasses or one of the laser procedures. Answer C is an inability to focus on near objects due to a loss of elasticity of the lens and is corrected by the use of bifocal eye glasses. Answer D does not apply because the client would experience difficulty with vision at night or in dim lighting. Answers A, C, and D are incorrect because they do not explain what is meant by a visual acuity of 20/200.
Question 5 of 5
A teenage client is admitted to the hospital because of acetaminophen (Tylenol) overdose. Overdoses of acetaminophen can precipitate life-threatening abnormalities in which of the following organs?
Correct Answer: B
Rationale: Acetaminophen is metabolized in the liver, and overdose can cause severe liver damage or failure. The other organs are not primarily affected by acetaminophen overdose. Pharmacological Therapies