AAO-HNSF Certificate Program for Otolaryngology Personnel

Learning Objective 2

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

10

When Do I Mask?

3 factors:

• Loudness of sound • Interaural attenuation • Hearing of the non-test ear

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

11

When Do I Mask?

• Interaural attenuation—the reduction of sound energy between the ears • Different transducers (inserts/ headphones/ bone) have different amount of interaural attenuation • Think about throwing a baseball: o Through air

o Through water o Through honey

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

12