Basic audiogram reading, hearing aid style identification, and fitting concepts tested on hearing aid specialist licensing exams.
35 cards · basic cards · AI-written, checked twice. Edit anything.
- What does dB stand for?
- decibel
- What frequency range can normal human hearing perceive?
- 20 Hz to 20,000 Hz
- In audiology, what does Hz measure?
- frequency of sound
- What is considered the normal range of hearing thresholds?
- 0 to 20 dB HL
- What does the O symbol represent on an audiogram?
- right ear air conduction
- What does the X symbol represent on an audiogram?
- left ear air conduction
- What does the [ symbol represent on an audiogram?
- right ear bone conduction
- Define sensorineural hearing loss.
- damage to the inner ear or auditory nerve
- Define conductive hearing loss.
- obstruction preventing sound from reaching the inner ear
- What is an air-bone gap?
- difference between air conduction and bone conduction thresholds
- What is mixed hearing loss?
- combination of conductive and sensorineural components
- What does BTE stand for?
- behind-the-ear
- What does ITE stand for?
- in-the-ear
- What does ITC stand for?
- in-the-canal
- What does CIC stand for?
- completely-in-canal