Nokea
What is the role of antiviral medications in treating herpes zoster ophthalmicus?
- A. Reduce viral replication
- B. Prevent bacterial infection
- C. Correct vision
- D. None of the above
Correct Answer: A
Rationale: Antivirals target the varicella-zoster virus, reducing its replication and severity.
You may also like to solve these questions
What is the primary role of lubricating eye drops?
- A. Moisten the eyes
- B. Treat infections
- C. Correct refractive errors
- D. None of the above
Correct Answer: A
Rationale: Lubricating drops relieve dryness and discomfort by moisturizing the ocular surface.
What volume of fluid loss causes marked deterioration in hypovolemic shock?
- A. 30% to 40% (1500 mL to 2000 mL)
- B. 15% to 30% (750 mL to 1500 mL)
- C. 10% to 15% (500 mL to 750 mL)
- D. More than 40% (more than 2000 mL)
Correct Answer: B
Rationale: Loss of 15% to 30% of blood volume significantly impairs circulation and tissue perfusion.
To prevent agitation during the patient's recovery from anesthesia, when should the nurse begin orientation explanations?
- A. When the patient is awake
- B. When the patient first arrives in the PACU
- C. When the patient becomes agitated or frightened
- D. When the patient can be aroused and recognizes where he or she is
Correct Answer: B
Rationale: Early orientation helps prevent confusion and agitation as the patient recovers from anesthesia.
Respiratory disease could best be prevented by avoiding
- A. Coal dust
- B. Spray cans
- C. Carbon monoxide emissions
- D. Cigarette smoking
Correct Answer: D
Rationale: Smoking cessation significantly reduces the risk of respiratory diseases.
Mrs. Williams asks what “presbyopia†means. The best response would be that Mrs. Williams
- A. is 'farsighted' and can see well at a distance, but her near vision is poor
- B. is 'nearsighted' and can see well when objects are close but cannot see well at a distance
- C. has distorted vision which is caused by a curvature in the eye
- D. has difficulty seeing objects that are very close because her lens is less elastic
Correct Answer: D
Rationale: Presbyopia results from decreased elasticity of the eye's lens, impairing the ability to focus on nearby objects, typically occurring with age.