Sound Chart Quiz

What does the horizontal axis represent in the sound chart?

• Volume

• Frequency

• Decibels

• Amplitude

Where are lower pitched sounds located on the chart?

• Right-hand side

• Top

• Left-hand side

• Bottom

What is the term for the loudness of a sound?

• Frequency

• Pitch

• Volume

• Tone

What does the chart indicate about normal hearing?

• It is at the top of the chart

• It is at the bottom of the chart

• It is in the middle of the chart

• It is not on the chart

Which degree of hearing loss is classified as 56 to 70 dB HL?

• Moderately severe

• Severe

• Profound

• Mild

Which degree of hearing loss is classified as 16 to 25 dB HL?

• Slight

• Mild

• Moderate

• Profound

What is an unmasked threshold?

• The threshold obtained with masking in the NTE

• The threshold obtained without masking in the NTE

• The threshold obtained with masking in both ears

• The threshold obtained with no sound

What is cross-hearing?

• When a tone is heard by both ears equally

• When a tone presented to the test ear overcomes the interaural attenuation

• When a tone is only heard by the non-test ear

• When a tone is not heard by either ear

Which of the following is a barrier in interaural attenuation?

• The ear canal.

• The skull.

• The outer ear.

• The auditory nerve.

What happens if masking noise is presented to the NTE by BC?

• It causes vibrations in the skull

• It enhances the tone threshold

• It has no effect

• It improves hearing in the test ear