Nokea
Which type of hearing loss does a tympanoplasty correct?
- A. Conductive hearing loss
- B. Sensorineural hearing loss
- C. Congenital hearing loss
- D. Functional hearing loss
Correct Answer: A
Rationale: Tympanoplasty can correct a conductive hearing loss.
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The nurse will provide which advise for a patient who has severe vertigo from labyrinthitis?
- A. Lean against a wall and not move the head forward until vertigo lessens.
- B. Bend at the waist and take several deep breaths.
- C. Drink an iced drink slowly.
- D. Lie immobile and hold the head in one position until the vertigo lessens.
Correct Answer: D
Rationale: Lying immobile and holding the head in one position will lessen vertigo.
When the patient stares at the black dot on an Amsler grid, which abnormality should the nurse ask him to report?
- A. Any color visible on the grid
- B. Fading of the edges of the grid
- C. Any distortion of the grid
- D. Movement of the black dot
Correct Answer: C
Rationale: Amsler grid, a diagnostic tool for retinal disorders, requires that the patient look at the dot on the grid and report any distortion in the grid lines.
The nurse explains that a pneumatic retinopexy is a repair of a retinal detachment using a bubble of ___ to put pressure on the damaged retina.
Correct Answer: gas
Rationale: A pneumatic retinopexy uses a bubble of gas to put pressure on the damaged retina.
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.
Which condition may cause conductive hearing loss.
- A. Buildup of cerumen
- B. Foreign bodies
- C. Otosclerosis of external auditory canal
- D. Trauma
- E. Exposure to ototoxic drugs
- F. Otitis media with effusion
Correct Answer: A,B,C,F
Rationale: Common causes of conductive hearing loss are buildup of cerumen and otitis media with effusion (escape of effusion). Other conditions that may result in conductive hearing loss are foreign bodies, otosclerosis, and stenosis of the external auditory canal. Sensorineural hearing loss is usually due to trauma, infectious processes, or exposure to ototoxic drugs.