Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

تمرين 33

The outer ear is composed of a funnel-like shape, called the external ear, whose function is to gather (a) _____ These waves travel down a short tunnel called the (b) _____ and strike a thin, taut membrane called the (c) _____ , whose function is to transform sound waves into (d) _____