Nokea
Four hours after a stapedectomy, the patient complains that hearing has not improved at all. Knowledge of which fact will the nurse use to shape a response?
- A. A large percentage of stapedectomies are not successful.
- B. It will take at least 10 days for the graft to heal.
- C. Hearing will not return until edema subsides.
- D. Hearing will improve after irrigation of the ear.
Correct Answer: C
Rationale: Hearing improvement will not be noted until edema subsides and the packing is removed.
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Which action is the first nursing intervention step for the immediate care of a patient with a penetrating wound of the eye?
- A. Assess eye, do not remove object.
- B. Cover both eyes with an eye shield or cup.
- C. Check for the irregularity of the pupil.
- D. Obtain medical attention immediately.
Correct Answer: C
Rationale: The patient should be placed on his back to prevent loss of the aqueous humor, assessment of the eye for the location of the object and whether the pupil is regular, cover the eye to prevent movement, and obtain medical attention immediately.
Which term describes the process when the lens of the eye changes its curvature to focus on the retina?
- A. Accommodation
- B. Constriction
- C. Convergence
- D. Refraction
Correct Answer: A
Rationale: The ability of the lens to alter its curvature as it focuses on the retina is accommodation.
A patient reports that the entire right side of the head hurts and being unable to chew without pain. The nurse recognizes the patient has symptoms of which disorder?
- A. mumps
- B. external otitis
- C. otitis media
- D. labyrinthitis
Correct Answer: B
Rationale: The symptoms of painful head, painful chewing, and pain when the auricle is moved all indicate external otitis, frequently caused by compacted cerumen.
Which change is the first indication of macular degeneration?
- A. The loss of peripheral vision
- B. The loss of central vision
- C. The loss of color discrimination
- D. Eye fatigue
Correct Answer: B
Rationale: Macular degeneration is characterized by the slow loss of central and near vision.
The nurse is aware that the patient has 20/40 vision. This means that the patient can see at 20 feet what the normal eye can see at which distance?
- A. 10 feet
- B. 20 feet
- C. 30 feet
- D. 40 feet
Correct Answer: D
Rationale: The Snellen Eye Chart tests visual acuity. A vision evaluation of 20/40 means that the patient can see at 20 feet what the person with normal vision can see at 40 feet.