Deaf Perspectives Exam 1

  1. Parts of the ear from outside to in!
    • Oracle (or pinna)
    • Ear canal w/ hair cells
    • Ear Drum
    • Hammer/Anvil/Stirrup
    • Eustachian tube
    • Oval window
    • Cochlea
    • Semicircular canals
    • Auditory nerve
    • Brain
  2. Oracle (or Pinna):
    catch the sound
  3. Ear canal w/ hair cells
    send sound in side with the hair cells catching crap
  4. Ear drum:
    vibrates for 3 bones
  5. Hammer/Anvil/Stirrup (ossicles):
    all 3 vibrate and send sound through oval window
  6. Eustachian tube:
    3 tubes that connect the ears, throat, and nose
  7. Cochlea:
    record sound by passing it through cochlear hairs
  8. Semicircular canals:
    fluid filled, help with balance
  9. What to call them:
  10. What to not call them:
    Hearing impaired, deaf and dumb, deaf mute, handicapped, or disabled
  11. Frequency ranges:
    • Low: up to 125Hz
    • High: above 125Hz
  12. Audism:
    repression/opression of deaf people thinking that they're not as good as hearing people
  13. What is the Hard of Hearing dilemma?
    "am I hearing or deaf?"
  14. Hard of Hearing:
    mild to moderate loss of hearing; sometimes don't want anything to do with the deaf world
  15. Air conduction test:
    uses earphones and symbols; tests one ear at a time
  16. Symbols in Air conduction test:
    • •RED= RIGHT
    • •symbol O = RIGHT
    • •symbol X = LEFT
  17. Audiogram:
    paper that records your hearing
  18. Bone conduction test:
    headband on head vibrates to see if you can hear through the bone; test for sensory neural loss (deafness in the inner ear)
  19. Symbols for Bone Conduction Test:
    • •symbol > = LEFT
    • •symbol < = RIGHT
    • •squiggly line down = can't hear at all
  20. Baer test:
    bone conduction test on baby while they're asleep and doctors look at brain waves
  21. Crude test:
    what parents use when they suspect their child is deaf
  22. Range of Slightly Hard of Hearing:
  23. Range of Mild Hard of Hearing:
  24. Range of Moderately Severe Hard of Hearing:
  25. Range of Severely Deaf:
  26. Range of Profoundly Deaf:
  27. How did they become deaf?
    • -by birth (deaf genes carried in parents)
    • -premature birth
    • -Rubella (German measles epidemic 1960s)
    • -having a high fever
    • -spinal meningitis (affects different parts of body; epidemic 1950s)
    • -certain medicines
    • -a lot of unknown causes of deafness
  28. How many deaf kids have hearing parents?
    90% of deaf people have HEARING PARENTS; only 10% of deaf people have deaf parents
  29. Why can some deaf people talk?
    • -late deafened
    • -born hearing but became deaf by disease
    • -extensive speech therapy and they're very smart
    • -some deaf people have never heard speech and try to mimic it
  30. Mainstream school:
    deaf classes on a hearing campus; if reading level is high enough they can take hearing classes with interpreters. Can try out for sports, but usually try out with hearing kids
  31. Day school:
    all deaf school, but all the kids live at home
  32. Residential school (institute):
    all deaf school, kids can chose to live at school or live and home and be bussed (if live close enough); has infirmaries and counselors
Card Set
Deaf Perspectives Exam 1