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  1. type c tympanogram
  2. to interpret type B tympanogram,
  3. purpose of immittance testing
  4. type B tympanogram with normal physical volume can often reflect
  5. normal peak admittance
  6. peak pressure is shown by
  7. tympanometry determines
  8. negative pressure<-150 daPa reflects
  9. TM vibrates most easily and best when air pressure is
  10. normal tympanometry reflecs ____ _____ ______, not ______ ______
  11. normal ear canal volume
  12. high > peak admittance
  13. acoustic reflex threshold
  14. type A
  15. in normal middle ear, acoustic energy is passed at
  16. probe tone in tympanometry uses ____ frequency
  17. peak admittance is related to
  18. impedance
  19. tympanometry has limited value w/ children younger than
  20. tests of immittance
  21. low<.3 ml peak admittance
  22. immitance
  23. type B
  24. normal physical volume
  25. physical volume too large
  26. in tympanometry, microphone measures
  27. type As
  28. visual (otoscopic) inspection is performed before
  29. low peak admittance may be linked to
  30. type Ad
  31. small ear canal volume
  32. normal peak pressure
  33. ear canal volume value is provided on
  34. tympanometry measures volume of
  35. physical volume is too small
  36. large ear canal volume
  37. admittance
  38. tympanic membrane abnormalities
  39. ear canal abnormalities
  40. peak pressure is related to
  41. purpose of otoscopy procedure is to
  42. physical volume
  43. type C tympanogram reflects
  44. tympanometry is related to
  45. atypical things looked for in an otoscopy procedure
  46. tympanometry
  1. a mobility of middle ear
  2. b how much sound is absorbed (admitted) and how much is reflected back into ear canal
  3. c Tm isn't intact; maybe perforated
  4. d admittance of sound into middle-ear at varying degrees of positive and negative pressure in external auditory canal
  5. e -blood
    -excessive cerum or foreign object
  6. f -detecting middle ear disorder (tympanometry and reflexes)
    -differentiationg different types of middle-ear pathology (tympanometry and reflexes)
    -differentiating cochlear from retrocochlear pathology (reflexes, and reflex decay)
    -facial nerves (reflexes) and eustachian tube (tympanometry)
  7. g -peak admittance
    -physical volume (ear canal volume)
    -peak pressure
  8. h middle ear function
  9. i EAC and middle ear space
  10. j normal middle ear function
    -normal shape, peak pressure, peak admittance
  11. k combination of two words: impedence +admittance
  12. l where tympanogram peak falls horizontally
  13. m low compliance; stiffness of middle ear system
  14. n 0 daPa
  15. o acoustic energy passed by tympanic membrane into middle ear
  16. p excessive compliance; flaccidity of TM/ossicles
  17. q tymponometry
  18. r 226 Hz
  19. s otitis media/ effutions
  20. t .6 to 2.5 mL
    -TM is intact
  21. u middle ear pressure is negative rative to outer air pressure
    -usually Eustachian tube dysfunction
  22. v screen or printout
  23. w air pressure in middle ear
  24. x check ear canal volume
  25. y -tympanometry
    -acoustic reflex thresholds
  26. z 7 mo
  27. aa -structural defects in ear, head or neck
    -ear canal abnormalites
    -tympanic membrane abnormalities
  28. ab -color
    -bulging or retraction
    -fluid line or bubbles
  29. ac .3 ml to 2.0 ml
  30. ad intact TM, no ear canal obstruction, but little to no mobility of TM
  31. ae serous otitis media
  32. af volume of ear canal beyond probe
  33. ag ear canal obstruction or misplaced probe tip
  34. ah obstruction of ear canal or improper probe placemet
  35. ai stiffined middle-ear system:
    -normal shape, peak pressure low peak admittance (<.3 ml)
  36. aj equal on wither side:~0daPa
  37. ak eustachan tube dysfunction or oncoming/resolving otitits media
  38. al excessively compliant middle ear; normal shape, peak pressure, high peak admittance (2.5 ml)
  39. am TM is not intact; peforation
  40. an compliance of TM and ossicular chain
  41. ao assess outer ear, TM, and middle ear
  42. ap normal shape, normal peak admittance, excessively negative peak pressure
    (<-150 daPa)
  43. aq opposition to flow of acoustic energy at middle ear
  44. ar 100 to -150 daPa
  45. as stapedial muscle reflex (stiffening middle ear system when elicited by high intensity sounds)
  46. at flat tympanogram, no peak, low admittance