An introduction to the XML Document Type Definition. What XML building blocks are defined in a DTD. How to define the elements of an XML document using DTD. How to define the legal attributes of XML elements using DTD. How to define XML entities using DTD. How to test for DTD errors while loading XML documents. Some DTD examples.
19 Jul, 2012 what is 0. The Basement membrane is a layer of fiber that is located under epithelium or endothelium. The epithelium is the tissue that lines the surfaces and cavities of organs, whereas the endothelium lines the inside of blood vessels.
The point at which the epidermis. is attached to the dermis is called the basement membrane (see. Figure 1). Conditions which affect the anchoring of the epidermis at. the basement membrane such as normal aging or diseases such as. the four types of epidermolysis bullosa underscore the importance of.