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
Theology of the Body of love... [or] communion of persons"" but rather is a mere bodily union. On the other hand, the licitness of natural family planning (NFP) methods is held to be evident from the structure of the human body, which has natural periods of fertility and infertility. The morality of these methods was literally designed into the body, and use of them, unlike use of artificial contraception, can actually improve the dialog between couples which is expressed through the language of the body. Throughout these speeches the main emphasis is on the intrinsic "goodness" of the marital act. The power of love