ANSWERS
X-axis - answer☑️✔️..Frequency (Hz)
Y-axis - answer☑️✔️..Intensity (dB HL)
O - answer☑️✔️..Right ear (air conduction)
X - answer☑️✔️..Left ear (air conduction)
< and [ - answer☑️✔️..Right ear bone conduction
> and ] - answer☑️✔️..Left ear bone conduction
Normal hearing - answer☑️✔️..0-25 dB HL in adults, 0-15 dB HL in children
Mild hearing loss - answer☑️✔️..26-40 dB
Moderate hearing loss - answer☑️✔️..41-55 dB
Mod-Severe hearing loss - answer☑️✔️..56-70 dB
Severe hearing loss - answer☑️✔️..71-90 dB
Profound hearing loss - answer☑️✔️..91+ dB
, Air-bone gap - answer☑️✔️..Suggests a conductive component
Conductive Hearing Loss (CHL) - answer☑️✔️..Cause: Outer or middle ear issue (e.g., fluid,
perforation, cerumen)
Treatment for CHL - answer☑️✔️..Medical or surgical (e.g., tubes, antibiotics)
Referral for CHL - answer☑️✔️..ENT
Sensorineural Hearing Loss (SNHL) - answer☑️✔️..Cause: Inner ear or auditory nerve damage
Treatment for SNHL - answer☑️✔️..Hearing aids, cochlear implants
Referral for SNHL - answer☑️✔️..Audiologist for amplification; ENT for sudden loss
Mixed Hearing Loss (MHL) - answer☑️✔️..Combination of CHL and SNHL
Degrees of Hearing Loss - answer☑️✔️..Normal, Mild, Moderate, Moderately Severe, Severe,
Profound
Configuration of Hearing Loss - answer☑️✔️..Flat, sloping, rising, cookie-bite, notch (e.g.,
noise-induced)
Symmetric Hearing Loss - answer☑️✔️..Both ears have similar thresholds (within ~10 dB)