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Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
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Related Experiment Video

Updated: Apr 17, 2026

Isolation of Intact Eyeball to Obtain Integral Ocular Surface Tissue for Histological Examination and Immunohistochemistry
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Human ocular anatomy.

Barry D Kels1, Andrzej Grzybowski2, Jane M Grant-Kels3

  • 1Department of Surgery and Office of Risk Management, University of Connecticut Health Center, Farmington, CT, USA.

Clinics in Dermatology
|February 24, 2015
PubMed
Summary

This review details the normal anatomy of the human eye, eyelids, and lacrimal system. Understanding ocular and oculocutaneous anatomy is crucial for diagnosing and managing related diseases.

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Area of Science:

  • Ophthalmology
  • Anatomy
  • Oculocutaneous Medicine

Background:

  • The human ocular system, including the globe, eyelids, and lacrimal apparatus, possesses complex anatomical structures.
  • A thorough grasp of this anatomy is fundamental for understanding disease processes affecting the eye and surrounding skin.

Purpose of the Study:

  • To provide a comprehensive review of the normal anatomy of the human globe, eyelids, and lacrimal system.
  • To elucidate the form and function of key anatomical features within the human ocular system.
  • To establish a foundation for comprehending the pathophysiology of oculocutaneous diseases.

Main Methods:

  • Literature review of anatomical and ophthalmological texts.
  • Synthesis of information regarding the structure and function of ocular and adnexal components.
  • Compilation of a glossary of relevant ophthalmologic terms.

Main Results:

  • Detailed description of the anatomical organization of the human eyeball.
  • Explanation of the morphology and function of the eyelids and their associated structures.
  • Overview of the anatomy and function of the lacrimal system, including tear production and drainage.

Conclusions:

  • A robust understanding of normal ocular and oculocutaneous anatomy is essential for accurate diagnosis and effective management of eye and skin-related diseases.
  • The provided anatomical review serves as a critical resource for clinicians and researchers in ophthalmology and dermatology.
  • The glossary aids in standardizing terminology for discussing oculocutaneous conditions.