Fossa

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Fossa is the Latin word for ditch or trench. More specifically, it can refer to one of the following:

Anatomy

In anatomical terminology, fossa has come to mean a depression or hollow, typically in a bone. Other parts of the body may be involved, for example the antecubital fossa. Some examples include:

• Antecubital fossa
• Fossa navicularis
• Cuboid fossa
• Anterior cranial fossa
• Middle cranial fossa
• Posterior cranial fossa
• Jugular fossa
• Fossa ovalis (heart)
• Fossa ovalis (thigh)
• Iliac fossa
• Pelvic fossa
• Popliteal fossa
• Supraclavicular fossa
• On the Temporal bone
  • Mandibular fossa
  • Jugular fossa
• On the scapula:
  • Glenoid fossa to accept the humerus
  • Supraspinous fossa
  • Infraspinous fossa
  • Subscapular fossa

• See also foramen.

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