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Unit 3C - Hearing and Balance Disorders
Test 2
24
Nursing
Undergraduate 3
06/20/2014

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Cards

Term
What is hearing loss the result of?
Definition
a conduction problem (usually results from an external ear disorder), a sensorineural loss (damage to the cochlea or vestibulocochlear nerve), mixed, or psychogenic issue
Term
What is occupational noise?
Definition
A major risk factor in hearing loss
Term
What is Presbycusis?
Definition
Progressive, age-related hearing loss
Term
What is a cochlear implant?
Definition
An auditory prosthesis used for people with profound bilateral sensorineural hearing loss:
A small receiver is implanted in the temporal bone through a postauricular incision, and electrodes are placed into the inner ear
Term
What is aural rehab?
Definition
Used to maximize the communication skills of the person with hearing impairment
Term
What are hearing aids?
Definition
Are much smaller and more effective than in the past
Term
What else helps hearing impaired?
Definition
Hearing guide dogs are available to assist people with hearing loss
Term
T or F?
Repeated exposure to loud noises causes the development of conductive hearing loss.
Definition
F

Noise exposure causes irreparable sensorineural hearing loss. Conductive hearing loss usually results from factors such as impacted cerumen or a middle ear disorder.
Term
In order to enhance communication with a patient who has moderate hearing loss, the nurse should:
A. Speak as loudly as possible
B. Discuss only simply, unambiguous topics
C. Ensure the patient can see the nurse’s mouth
D. Use writing as the sole means of communication
Definition
C. Ensure the patient can see the nurse’s mouth
Rationale: When speaking to a hearing-impaired person, make sure your face is as clearly visible as possible. Locate yourself so that your face is well lighted, and do not obscure the person’s view of your mouth. A clear but natural volume should be used, and it is unnecessary to restrict communication to simple topics or to rely solely on writing.
Term
What is cerumen impaction?
Definition
Can be removed by irrigation, suction, or instrumentation
Term
What is foreign body?
Definition
Can be difficult to remove but are treated in the same way as impacted cerumen
Term
What is tympanic perforation?
Definition
Usually caused by infection or trauma
Causes whistling sounds upon sneezing and blowing nose, reduced hearing, purulent drainage, and pain
May heal spontaneously or require tympanoplasty (surgical repair of the tympanic membrane)
Term
What is otosclerosis?
Definition
Hearing loss that results from the formation of new, abnormal spongy bone that impairs the functioning of the stapes:
There is no nonsurgical treatment
Surgical options include stapedectomy or stapedotomy
Term
What is vertigo?
Definition
The misperception or illusion of motion of the person or the surroundings
Term
What is nystagmus?
Definition
An involuntary rhythmic movement of the eyes
Term
What is meniere's disease?
Definition
A disorder of the inner ear that causes vertigo, tinnitus, a feeling of fullness or pressure in the ear, and fluctuating hearing loss
Term
What does meniere's disease result from?
Definition
changes in pressure within the inner ear or the mixing of inner ear fluids
Term
How is meneire's disease treated?
Definition
with diet and medication
Term
T or F?
A patient with Ménière’s disease should be counseled to avoid high-salt foods and caffeine.
Definition
True
Rationale: Many patients with Ménière’s disease can control their symptoms by adhering to a low-sodium (2000 mg/day) diet, with no caffeine and no alcohol.
Term
What is tinnitus?
Definition
A roaring, buzzing, or hissing sound in one or both ears that may be irreversible:
A symptom of an underlying disorder of the ear that is associated with hearing loss
Term
What is Benign paroxysmal positional vertigo (BPPV)?
Definition
: A brief period of incapacitating vertigo that occurs when the position of the patient’s head is changed:
Treatment includes medications for nausea, vomiting, and anxiety, and vestibular rehabilitation
Term
What is ototoxicity?
Definition
The result of medications that have adverse effects on the cochlea, vestibular apparatus, or cranial nerve VIII:
Patients receiving potentially ototoxic medications should be counseled about this side effect
Term
What is acoustic neuroma?
Definition
A slow-growing, benign tumor of cranial nerve VIII:
Causes tinnitus and hearing loss
Treated surgically
Term
A nurse should be aware of the potential for ototoxicity when administering which of the following medications?
A.) Aminoglycoside antibiotics
B.) Alpha-adrenergic blockers
C.) Antifungal medications
D.) Opioid analgesics
Definition
A - Aminoglycosides

Aminoglycoside antibiotics, such as gentamicin, are among the most ototoxic medications. Antifungals, opioids, and alpha blockers are not normally associated with hearing loss.
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