Posterior auricular muscle

The posterior auricular muscle ( "rear ear muscle " ) is a small muscle of head and skin of the ear muscles. It arises from the mastoid portion of the temporal bone and attaches to the ear base. In humans, it is composed of two soft strands retroauriculares cover the lymph.

In animals in which the ears are much more flexible and a greater role in the facial expressions and social behavior play ( "ear Game"), a plurality of rear ear muscles are formed. Specifically, these are:

  • Musculus cervicoscutularis (neck Shield muscle)
  • Musculus cervicooauricularis superficialis ( superficial neck - ear - muscle)
  • Musculus cervicooauricularis medius (middle neck - ear - muscle)
  • Musculus cervicooauricularis profundus (deep neck -ear muscle)
Nerve fiber Mastoid lymph nodes
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