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Related Concept Videos

Accessory Structures of the Eye01:17

Accessory Structures of the Eye

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...
Muscles of the Eye01:20

Muscles of the Eye

The muscles of the eye are sophisticated structures that control eye movement and focus, allowing for the precise and rapid adjustments necessary for vision. The human eye is controlled by ten muscles — six extraocular muscles, three intraocular muscles, and one primary eyelid retractor muscle.
Extraocular Muscles
The six extraocular muscles surround the eyeball and control its movements. They are responsible for a wide range of eye motions, including looking up, down, left, right, and rotating...
Microbiome of the Eye01:22

Microbiome of the Eye

The human eye has a specialized microbiota that reflects its unique anatomical and immunological environment. This low-biomass microbial community predominantly colonizes the conjunctiva and eyelid margins, playing a vital role in ocular surface homeostasis and defense. Despite its proximity to the richly colonized facial skin, the ocular surface maintains a distinct microbial profile due to continuous mechanical and biochemical defense mechanisms.The conjunctival surface hosts fewer microbial...

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Related Experiment Videos

Perspectives on periocular asymmetry.

Robert N Tower1, Charles N S Soparkar, James R Patrinely

  • 1Plastic Eye Surgery Associates, PLLC, Houston, Texas.

Seminars in Plastic Surgery
|June 23, 2010
PubMed
Summary
This summary is machine-generated.

Facial asymmetry involving the eyelids, orbit, and eye position can impact aesthetics. Understanding key periocular measurements and landmarks aids in identifying and addressing these asymmetries for improved facial appearance.

Keywords:
Periocularasymmetryeyelidorbit

Related Experiment Videos

Area of Science:

  • Ophthalmology
  • Plastic Surgery
  • Facial Aesthetics

Background:

  • Facial aesthetics are significantly influenced by the symmetry of periocular structures.
  • Asymmetries in the eyelid, orbit, and eye position can detract from overall facial harmony.

Purpose of the Study:

  • To highlight the importance of periocular measures and landmarks in assessing facial symmetry.
  • To provide a framework for identifying and considering the correction or camouflage of periocular asymmetries.

Main Methods:

  • Review of established periocular anatomical landmarks.
  • Analysis of key measurements defining ocular and orbital symmetry.
  • Correlation of periocular landmarks with aesthetic facial balance.

Main Results:

  • Specific periocular measures and landmarks are critical determinants of facial symmetry.
  • Knowledge of these measures facilitates the objective identification of asymmetries.
  • These asymmetries can be effectively managed through targeted correction or camouflage techniques.

Conclusions:

  • Understanding periocular anatomy and measurements is essential for evaluating facial aesthetics.
  • Objective identification of eyelid, orbit, and eye position asymmetry is achievable.
  • Interventions can be considered to improve facial balance by addressing periocular asymmetries.