Hearing and the Structure of the Ear

Which of the following correctly lists the structures through which sound travels after entering the ear?

A

In the inner ear, a coiled tube called the _____ contains the receptor cells for hearing.

B

The _____ sends sound vibrations to the inner ear.

B

_____ refers to the distinctive character of a sound, or the quality that allows one to distinguish it from other sounds of similar pitch and loudness.

B

A professor at the college explained to his students that his theory of hearing is similar to piano strings. If you sound a note with a tuning fork near a piano, the piano string tuned to that note will vibrate. Of which theory of hearing was the above an example?

C

All of the following are ways to protect one's hearing except _____.

C

The ear's neural tissue lies on the _____, which forms the floor of the cochlea.

C

When the Victor Frankenstein was making his Monster, he forgot to include the _____, an important structure of the ear needed to change sound waves into signals the brain can process and interpret.

C

Which of the following statements about the debate over cochlear implants is true?

C

A hearing aid is an electronic device that _____ sound waves.

D

Cochlear implants are surgically implanted electronic devices that send ______.

D

Georg Von Bekesy won a Nobel Prize for his research on the basilar membrane, which showed that it contains a(n) _____.

D

The cochlea is responsible for _____.

D

The minimum detectable sound for normal hearing is arbitrarily set at _____ decibels.

D

The ossicles are responsible for _____.

D

Binaural fusion is the process in which the brain processes information from each ear and creates two different perceptions of the location of sound.

False

It is a common myth that long-term exposure to loud music can damage the ears.

False

The loudness of a sound is measured in units called "hertz."

False

The thalamus sends auditory information to the primary visual cortex.

False

Ear wax, which is produced in the external auditory canal, contains chemicals that guard the ear from infections.

True

Scientific research shows that birds are capable of regenerating their hair cells.

True

Sound waves are detected by the pinna, or the outer part of the ear.

True

The majority of sounds people hear are a mixture of frequencies and amplitudes.

True

The ossicles are the three smallest bones in the human body.

True