FUNCTIONS OF DERMIS AND SUBCUTANEOUS LAYER -- LESSON 244
In this post we would learn about the remaining part of the dermis and subcutaneous layer. In the previous post we came across that the dermis is a layer of skin which is between epidermis and the subcutaneous tissues. This corium consists of interwoven elastic and collagen fibers in which colla- means glue is a fibrous protein material found in bone, cartilage, tendons, and ligaments, as well as in the skin. It is not only tough and resistant but also flexible. In kids, collagen is loose and delicate, and it becomes harder as the body ages. In women who bears pregnancy, overstretching of a woman’s skin may break the elastic collagen fibers and stretch the collagen resulting in linear markings called striae or stretch marks. Collagen fibers support and protect the blood and nerve networks that pass through the corium. This collagen diseases affect the connective tissues of the body. The examples of these connective tissue collages disorders are systemic lupus erythematosus an...