Orbital opening - Eye - Orbital cavity - e-Anatomy
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Orbital opening

Aditus orbitae

  • Latin synonym: Aditus ad orbitam

Definition

The orbital opening is the square-shaped front-facing opening of the orbital cavity. Each orbital cavity is a pyramid-shaped bony space. The base of this pyramid, which is the orbital opening, is located at the front. The apex of the pyramid, along with the optic canals, is situated towards the back.

References

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Text written by Muhammad A. Javaid, MD, PhD © 2024 IMAIOS.

  • Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 8: Head and Neck’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 879.

  • Shumway CL, Motlagh M, Wade M. Anatomy, Head and Neck, Orbit Bones. [Updated 2023 Jul 24]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK531490/

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