Sclera Sclera The sclera, also known as the white of the eye, is the opaque, fibrous, protective, outer layer of the human eye containing mainly collagen and some elastic fiber. In humans, the whole sclera is white, contrasting with the coloured iris, but in other mammals the visible part of the sclera matches the colour of the iris, so the white part does not normally show. In the development of the embryo, the sclera is derived from the neural crest. In children, it is thinner and shows some of the underlying pigment, appearing slightly blue. In the elderly, fatty deposits on
Catholic theology of the body union is not possible, abstinence is required. And, he added, in the time of World War II, so many acts of real heroism were required of men and women in so many countries, against which sexual abstinence paled in comparison. The human body and its needs should not be the centre of gratification but need to be sublimated to spiritual priorities that reflect the divine design and destiny. Marriage is not the highest value and human dignity must be preserved and applied in the marital act. The teachings of the Church reject a hedonistic view of the human body, while