Ch. 4 Sec 3 Hearing

The process of converting sound waves into electrical signals in the brain is known as ______.

• Transduction

• Transmission

• Translation

• Transformation

What is the role of the cochlea in hearing?

• To amplify sound

• To convert sound into neural signals

• To collect sound

• To maintain balance

What two characteristics does every sound have?

• A) Pitch and volume

• B) Color and brightness

• C) Taste and smell

• D) Texture and shape

Deafness can occur when parts of the _______ are damaged.

• Eye

• Ear

• Nose

• Mouth

What causes sound?

• Changes in air pressure from vibration

• Changes in temperature

• Changes in light

• Changes in color

What does every sound have?

• A) Pitch and loudness

• B) Color and shape

• C) Speed and distance

• D) Height and depth

Pitch depends on the ______ of sound.

• Frequency

• Volume

• Speed

• Duration

How is loudness related to amplification?

• Higher amplification means louder sound

• Higher amplification means softer sound

• Amplification does not affect loudness

• Amplification and loudness are unrelated.

Loud sounds can destroy ______ in the ear, leading to sensorineural deafness.

• Neurons

• Cells

• Tissues

• Bones

What is one way society has become more sensitive to the needs of deaf people?

• More courses in American Sign Language

• Less use of interpreters

• Fewer close captioned television shows

• Decreased advances in ear repair.