The bacterial population in this organ is controlled by the Paneth cells, which secrete lysozyme. The middle portion of this organ is affected by tropical sprue, and lymph nodules called Peyer's patches are found in its lowest portion. An alkaline substance is secreted by Brunner's glands to protect this organ's mucosal lining. Circular folds called plicae circulares are found around this organ, which is divided into the duodenum, jejunum, and ileum, and is covered with villi to help absorb nutrients. For 10 points, nam
The bacterial population in this organ is controlled by the Paneth cells, which secrete lysozyme. The middle portion of this organ is affected by tropical sprue, and lymph nodules called Peyer's patches are found in its lowest portion. An alkaline substance is secreted by Brunner's glands to protect this organ's mucosal lining. Circular folds called plicae circulares are found around this organ, which is divided into the duodenum, jejunum, and ileum, and is covered with villi to help absorb nutrients. For 10 points, name this organ located between the stomach and large intestine.
The bacterial population in this organ is controlled by the Paneth cells, which secrete lysozyme.