How sounds make their way from the source to the human brain. In vertebrates, an ear is the organ that enables hearing and (in mammals) body balance using the vestibular system.In humans, the ear is described as having three parts: the outer ear, the middle ear and the inner ear.The outer ear consists of the auricle and the ear canal.Since the outer ear is the only visible portion of the ear ... More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.