What Structures Make Up the Outer Ear?
ear image by cico from Fotolia.com jQuery(document).ready(function(){ jQuery(‘#jsArticleStep1 span.image a:first’).attr(‘href’,’http://i.ehow.com/images/a07/11/j4/structures-make-up-outer-ear_-1.1-800X800.jpg’); }); Cartilage is the main tissue forming the outer ear. Hearing is a complex process that involves picking up sounds and giving a meaning to them, says the American Speech-Language-Hearing Association. The most visible part of the human ear is the external part, called the outer ear, which is fully developed at birth. The structures that make up the outer ear are the auricle or pinna, the ear canal and the lobule. Auricle According to the American Speech-Language-Hearing Association, the auricle or pinna is made of cartilage, which gives it its shape, and soft tissues such as skin, which makes it flexible. The auricle serves as a collector of sound vibrations. Its main function is to conduct such vibrations into the ear canal. In humans, a rudimentary auricle forms by the 60th
