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Anatomy of the Ear Canal

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Questions and Answers

What is the function of the pinna and auditory canal in the ear?

To collect and funnel sound vibrations onto the eardrum (correct)

To convert sound waves to electrical signals

To interpret sound waves as electrical signals in the brain

To transfer sound waves from the air to the bones in the middle ear

What is the eardrum the boundary of?

The external and middle ear (correct)

The auditory canal and outer ear

The inner and external ear

The middle and inner ear

What is the term 'meatus' referring to in the context of the ear?

An opening or passage that leads inside the body (correct)

A structure that produces sound waves

A type of sound vibration

A type of eardrum vibration

Where are the sound waves finally converted to electrical signals?

In the inner ear Signup and view all the answers

What is the auditory canal also known as?

External auditory canal Signup and view all the answers

What is the primary function of the pinna in the outer ear?

To amplify sound waves Signup and view all the answers

Which part of the ear transforms vibrations into electrical signals?

Cochlea Signup and view all the answers

What determines the loudness and pitch of sound?

The number of particles moving and their speed of vibration Signup and view all the answers

What marks the boundary between the outer ear region and the middle ear?

Eardrum Signup and view all the answers

What is the function of the semi-circular canals in the inner ear?

To maintain balance and body position awareness Signup and view all the answers

What is the role of the malleus in the hearing process?

To vibrate and make the incus and stapes bones vibrate Signup and view all the answers

What is the function of the oval window of the cochlea?

To transmit vibrations from the middle ear to the inner ear Signup and view all the answers

What happens when the mechanical vibrations of sound waves reach the cochlea?

The fluid within the cochlea vibrates and moves Signup and view all the answers

What determines how the hair cells in the cochlea are moved?

The source of the sound wave Signup and view all the answers

What is the final step in the process of hearing?

The brain interprets the electrical signals as sound Signup and view all the answers