Layer of inner and outer segments
Stratum segmentorum externorum et internorum
- Related terms: Layer of inner and outer segments of retina
 
Definition
The layer of inner and outer segments of retina is a higly ordered, mulilayered structure about 0,5 mm thick. From outside ot inise, 10 distinct layers are described in histologic sections :
- The retinal pigment epithelium
 - The Outer limiting layer (Layer of Rods and Cones; Jacob's membrane)
 - An external limiting membrane
 - The outer nuclear layer or layer of outer granules
 - The outer plexiform layer
 - The inner nuclear layer or layer of inner granules
 - The inner plexiform layer
 - The ganglionic layer
 - The stratum opticum or layer of nerve fibers
 - An internal limiting membrane
 
References