Simple columnar epithelium of the digestive tract is characterized by a single layer of tall, slender cells that are arranged in a column-like pattern. These cells are typically joined together by tight junctions, which help to form a barrier to the passage of substances between cells. The cells also contain numerous microvilli, which increase the […]
Goblet cells are a type of cell found within pseudostratified ciliated columnar epithelium, which is a type of epithelium tissue found in the respiratory tract. Goblet cells are specialized secretory cells that produce and secrete mucus. They are found in the mucosal layer of the epithelium, and their main function is to provide a protective […]
The superficial outermost umbrella cells of the bladder’s transitional epithelium are a single layer of columnar cells that are closely packed together. They are responsible for forming a protective barrier against irritants and foreign bodies entering the bladder. They are also involved in the production of mucus which lubricates the bladder wall and helps to […]
