Which of the Following Structures is Not a Component of the External

Question

Which of the following structures is not a component of the external ear?
A)Auricle
B)Cerumen-secreting glands
C)Eustachian tube
D)External auditory meatus

Accepted Answer

The Eustachian tube is not a component of the external ear, but rather a component of the middle ear that connects it to the nasopharynx. The auricle, cerumen-secreting glands, and external auditory meatus are all components of the external ear.