Sclera pass. The thickness of the sclera varies from 1mm at the posterior pole to 0.3 mm just behind the rectus muscle insertions. The sclera's blood vessels are mainly on the surface. Along with the vessels of the conjunctiva (which is a thin layer covering the sclera), those in the episclera render the inflamed eye bright red. In many vertebrates, the sclera is reinforced with plates of cartilage or bone, together forming a circular structure called the sclerotic ring. In primitive fish, this ring consists of four plates, but the number is lower in many living ray-finned fishes, and much higher
The New Breed (The Outer Limits) The New Breed (The Outer Limits) "The New Breed" is an episode of "The Outer Limits" television show. It first aired on 23 June 1995, during the first season. Dr. Stephen Ledbetter makes a technological and medical breakthrough when he creates a type of tiny machine, known as nanobots, capable of curing any disease or imperfections in the human body. Stephen's best friend Dr. Andy Groenig tells him that he has proposed to Stephen's sister, Judy. Overjoyed at the news, Stephen shows Andy the nanobots and explains what a remarkable breakthrough they are. Later that day Andy discovers that he