The helix is the prominent rim of the auricle. Where the helix turns downwards posteriorly , a small tubercle is sometimes seen, namely the auricular tubercle of Darwin . Additional images [ edit ]The outer ear is the external portion of the ear and includes the fleshy visible pinna (also called the auricle), the ear canal, and the outer layer of the eardrum (also called the tympanic membrane).. The pinna consists of the curving outer rim called the helix, the inner curved rim called the antihelix, and opens into the ear canal.The tragus protrudes and partially obscures the ear canal ...
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