a: Auditory canal ~
b: a tunnel

What: "The auditory canal is like a tunnel. It makes the sound louder and directs it toward the middle ear."

Useful?
Writer: Not Stated
LCC:
Where:
Date: Oct 23 2013 9:28 PM


Send a comment/complaint about this entry to Metamia.com:

4217

Please provide any other details you think
will be useful to us in the text area below.