How Can You Tell the Difference Between the Sound of a Tuba

question 49

Multiple Choice

How can you tell the difference between the sound of a tuba and that of a flute?

• A) Each part of the spiral organ is sensitive to different wave frequencies.
• B) The brain interprets pitches based on the strength of the sound waves.
• C) Lower pitches cause the tympanic membrane to vibrate, while higher pitches vibrate the vestibular canal.
• D) Lower pitches activate all three bones of the middle ear, while higher pitches only activate one or two.
• E) The cochlear nerve fires more frequently for higher pitches and less frequently for lower pitches.