pyloric canal造句

The pylorus, the lowest section of the stomach which attaches to the duodenum via the pyloric canal, contains countless glands which secrete digestive enzymes including gastrin.
It is divided into two parts, the " antrum ", which connects to the body of the stomach, and the " pyloric canal ", which connects to the duodenum.
One long branch of it runs from the lesser curvature or parallel to it in lesser omentum as far as the pyloric antrum to fan out into branches in a way like the digits of a crow's foot to supply the pyloric antrum and the anterior wall of pyloric canal.
It's difficult to find pyloric canal in a sentence. 用pyloric canal造句挺难的