Tympanometry and Acoustic Reflexes — Flashcards

Flashcard 1: _____ is an objective test used widely to assess middle ear function, particularly in children

Answer: Impedence audiometry

Flashcard 2: Type _____ tympanogram indicates normal pressure and normal compliance in a normal ear.

Answer: A

Flashcard 3: Acoustic reflex decay is a feature of _____ hearing loss

Answer: retrocochlear (cochlear/retrocochlear)

Flashcard 4: Acoustic Dip or Boiler s notch of Noise induced hearing loss is seen at _____ Hz

Answer: 4000

Flashcard 5: Stapedial reflex is activated at a sound level of _____dB over the threshold of patient's hearing

Answer: 70-100

Flashcard 6: Type _____ tympanogram indicates increased compliance and normal pressure, seen in ossicular discontinuity, or thin and lax TM

Answer: Ad

Flashcard 7: Impedence audiometry consists of _____ and acoustic reflex measurements

Answer: Tympanometry

Flashcard 8: The following instrument is a _____

Answer: tympanometer

Flashcard 9: _____ is the psycho acoustic unit of noise

Answer: Phon

Extra: 

Flashcard 10: Negative Rinne for 256, 512 and 1024 Hz indicates a minimum AB gap of _____, 30, 45 dB, respectively.

Answer: 15