Lecture Outline 11 Chapter 11 Human Organization 11.1. Carcinomas are cancers of epithelial tissues. Leukemias are cancers of the blood. Lymphomas are cancers of reticular connective tissue.
Cancers are more likely in tissue with higher rates of cell division.
Epithelial Tissues a. Epithelium consists of tightly packed cells forming a continuous sheet over the body surface and internal cavities. Lung epithelium has cilia that brush up impurities. Intestinal epithelium absorbs molecules with microvilli. Simple squamous epithelium is flattened cells. Cuboidal epithelium has cube-shaped cells.