Sclera nitrogenous sugar, hexosamine) to embed the fibrils. The cornea, unlike the sclera, has five layers. The middle, thickest layer is also called the stroma. The sclera, like the cornea, contains a basal endothelium, above which there is the lamina fusca, containing a high count of pigment cells. Sometimes, very small gray-blue spots can appear on the sclera, a harmless condition called scleral melanocytosis. Human eyes are somewhat distinctive in the animal kingdom in that the sclera is very plainly visible whenever the eye is open. This is not just due to the white colour of the human sclera, which many
The Human Factor (2002 The Outer Limits) all of the human race (including Ward's wife and daughter). The US President's spaceship, with the few remaining people, will arrive in several months. At this point Ward, having lost faith in life and his humanity, reactivates both Link and the self-destruct sequence and starts his last game of chess. When Link asks what has happened, Ward replies: "It was... human error." The Human Factor (2002 The Outer Limits) "The Human Factor" is an episode of the television show "The Outer Limits". It first aired January 11, 2002, in the show's seventh season. This episode is a clip show. Clips