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Anatomy of the Auricle

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Questions and Answers

Which of the following structures is NOT part of the external ear?

Tympanic membrane (correct)

Auricle

External auditory meatus

Lobule

What is the function of the sebaceous and ceruminous glands in the external auditory meatus?

To produce earwax that protects the ear canal (correct)

To produce sound waves that enhance hearing

To produce antibodies that prevent ear infections

To produce oils that lubricate the tympanic membrane

Which of the following structures is responsible for transmitting sound waves from the external ear to the middle ear?

Incus

Stapes

Malleus

Tympanic membrane (correct)

What is the name of the fleshy, protruding part of the external ear that is visible on the side of the head?

Auricle Signup and view all the answers

Which of the following auditory ossicles is directly connected to the tympanic membrane?

Malleus Signup and view all the answers

What is the name of the rounded projection that results from the underlying first turn of the cochlea?

Promontory Signup and view all the answers

Which of the following structures is part of the inner ear?

Cochlea Signup and view all the answers

What is the name of the opening in the inner ear that connects to the middle ear?

Oval window Signup and view all the answers

Which of the following is a function of the muscles attached to the auditory ossicles?

Regulating the tension of the tympanic membrane Signup and view all the answers

What is the name of the opening in the inner ear that connects to the round window?

Cochleae Signup and view all the answers