The three bones of the middle ear act as amplifiers. A small vibration of the eardrum causes the hammer to vibrate. Its shape and position produce a greater vibration in the anvil. The stirrup transfers the increased vibration to an inner ear structure called the oval window.

Question

Question 1 options:

something that vibrates

something that creates sound

something that dampens sound

something that increases another thing

Answer 1

something that increases another thing