auricular muscle

n.
  1. A muscle with origin in the galea, with insertion to the auricular cartilage, with nerve supply from the facial nerve, and whose action draws the pinna of the ear upward and forward; anterior auricular muscle.
  2. A muscle with origin in the mastoid process, with insertion to the root of the auricle, with nerve supply from the facial nerve, and whose action draws back the pinna; posterior auricular muscle.
  3. A muscle with origin in the galea, with insertion to the auricular cartilage, with nerve supply from the facial nerve, and whose action draws the pinna of the ear upward and backward; superior auricular muscle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.