Areolar Tissue: Slide 4: Areolar Tissue Found underlying most epithelial tissue, forms the papillary region of the dermis and a layer called the Lamina propria of the Digestive Tract found just underlying the epithelium. In this slide, the areolar tissue is part of one of the serous membrane.
1 Type of tissue from which the cancer evolved, including carcinomas and sarcomas. 2  Carcinoma is a cancer that begins in the skin or in tissues that line or cover internal organs. 3  Sarcoma is a cancer of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue. Type of tissue from which the cancer evolved, including carcinomas and sarcomas. 2  Carcinoma is a cancer that begins in the skin or in tissues that line or cover internal organs. 3  Sarcoma is a cancer of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue.
Cholangiocarcinoma is a form of cancer that is composed of mutated epithelial cells (or cells showing characteristics of epithelial differentiation) that originate in the bile ducts which drain bile from the liver into the small intestine.ther biliary tract cancers include pancreatic cancer, gallbladder cancer, and cancer of the ampulla of Vater. Cholangiocarcinoma is a relatively rare neoplasm that is classified as an adenocarcinoma (a cancer that forms glands or secretes significant amounts of mucins).