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17 Cards in this Set

  • Front
  • Back
What percentage of elders 65-75 suffer from hearing loss?
25%
What percentage of elders greater than 75 suffer from hearing loss?
40%
What are the psychosocial impacts of hearing loss for elders?
embarrassment/frustration
social isolation/loneliness
complicates already existing med conditions
Pathological Condtions of Ear:
What is presbycusis?
hi frequency hearing loss due to continued exposure to loud noices
"old hearing"
SENSORY:
What is the cause of Presbycusis?
Atrophy and degeneration of the hair cells of the basilar membrane
SENSORY:
What is the outcome of Presbycusis?
Loss of hi freq sounds (but does not interfere w/speech descrimination)
NEURAL:
What is the cause of Presbycusis?
Loss of auditory nerve fibers
NEURAL:
What is the outcome of Presbycusis?
Loss of hi freq (but does not affect ability to hear pure tones)
MECHANICAL:
What is the cause of Presbycusis?
Degeneration of the vibrating membrane within the cochlea
MECHANICAL:
What is the outcome of Presbycusis?
gradual loss of all freq
What is the cause of conductive hearing loss?
*build up of earwax (cerumen)
*fluid build up in the middle ear from eustachian tube dysfunction
*upper resp infection
What is the outcome of conductive hearing loss?
inability of external ear to conduct sound waves to inner ear
What is the cause of tinnitus?
*may be related to conductive or sensorineural (vestibular cochlear nerve)
*Meniere's disease
*earwax buildup
*lesions
*fluid in middle ear
What is the outcome of tinnitus?
ringing
whistling
buzzing
What is medical intervention for tinnitus
Meds, or use of other noice to mask sound
what is OT's part in the TX of hearing loss?
Assess for hearing loss
refer to specialist
adapt environment
instruct fam members
train elder in use of hearing aid
Ear Anatomy: name the parts
Ear Anatomy