Before starting the dissection, review the following surface structures (on yourself, a classmate, or a patient, but not on the cadaver).

External Ear

  • Auricle (pinna)
  • Lobule of auricle
  • Helix
  • Crus of helix
  • Antihelix
  • Crura of antihelix
  • Antitragus
  • Tragus
  • Triangular fossa
  • Scaphoid fossa
  • Cymba
  • Lower part of Concha
  • Intertragic notch
  • Tail of helix
  • Orifice of the external acoustic meatus
    • Surface Landmarks Auricle (pinna) Lobule of auricle Helix Crus of helix Antihelix Crura of antihelix Antitragus Tragus Triangular fossa Scaphoid fossa Cymba Lower part of concha Intertragic notch Tail of helix Orifice of external acoustic meatus

    Overview