Loading....
Coupon Accepted Successfully!

 

Introduction to Cornea

 

Anatomy:  It is a transparent , avascular structure, forming 1/6th of the outer fibrous coat of eyeball

  1. Refractive power is   –   43-44 D*
  2. Refractive index        –  1.37
  3. Thickness - Central 550 μm
  4. Diameter- 10.5-12.5 mm
  5. Structure – consist of five distinct layers; (from anterior to posterior)
    1. Epithelium                               
    2. Bowman’s membrane
    3. Substantia propria or stroma            
    4. Descemet’s membrane
    5. Endothelium

Pneumonic-To remember the corneal layers from anterior to posterior

  1. Anterior Epithelium
  2. Bowman’s membrane
  3. Connective tissue(Stroma)
  4. Descemet’s membrane
  5. Endothelium

The most active layer of cornea - Endothelium*





Test Your Skills Now!
Take a Quiz now
Reviewer Name