Corpus: Eyeball

The eyeball is a spherical organ located in the orbit. It is part of the organ of vision (organon visus). In an adult, the average diameter is about 2.5 cm. The eyeball contains, among other things, the optical (iris and lens) and nervous (retina) structures necessary for seeing with the eye.

The eyeball can be divided into the following sections:

• fibrous layer of eyeball
  • slcera
  • Cornea
• Uveal part of sclera
  • Iris with pupil
  • Ciliary body
  • Choroid
• Retina
  • optic part of retina
  • Ora serrata
  • Nonvisual retina
  • Lens
  • Vitreous body
  • Anterior chamber of the eye with space of fonatana
  • Posterior chamber of the eye

On the outside, the eyeball is surrounded by a fascia-like layer of connective tissue, the Tenon's capsule.