Lobular architecture refers to a structural organization characterized by distinct, rounded sections called lobules. This design is commonly found in various biological tissues, such as the liver and mammary glands, where each lobule functions as a functional unit. The lobules are separated by connective tissue, allowing for efficient organization and communication between cells. In the context of the liver, lobular architecture is crucial for its role in metabolism and detoxification. Each liver lobule contains hepatocytes, which perform essential functions, while blood vessels and bile ducts are strategically positioned to facilitate the flow of nutrients and waste products. This organization enhances the liver's ability to process substances effectively.