Anterior view of the orbit

contributed by Dr Frank Gaillard on May 2, 2008

Systems: Central Nervous System
Head & Neck
Section: Anatomy
Tags: patrick lynch
illustrations
anatomy

Anterior view of the orbit.

Note the tendinous ring onto which converge the extraocular muscles.


From the case:

Orbit - diagram - anterior view - “Anterior view of the orbit demonstrating extraocular muscles, superior orbital fissure and content of the intraconal space. Author: Patrick LynchOr...”

Used in the following articles:

  • Abducens nerve (CN VI) - “The abducens nerve is the sixth cranial nerve. It is the "Anticipation" in the infamous mnemonic. Nucleus and cisternal portionIt is the most media...”
  • Oculomotor nerve (CN III) - “The oculomotor nerve is the third of the cranial nerves and arises from the midbrain.  It is responsible for some eye movements. Nuc...”
  • Orbit - “The orbit, in the adult human, has a volume of approximately 30ml, of which the globe occupies 6.5ml. It has a roof, floor, medial and lateral wall...”
  • Superior orbital fissure - “The superior orbital fissure is the communication between the cavernous sinus and the apex of the orbit. It is straddled by the tendinous ring whic...”
  • Trochlear nerve (CN IV) - “The trochlear nerve is the fourth cranial nerve. Nucleus and cisternal portionIt is the only cranial nerve to exit the brainstem posteriorly, imm...”

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