用exocrine portion造句子，“exocrine portion”造句

The typical secretory granules of the A-cells could also be found in the cells between the ductile and acinar cells in the exocrine portion.

Ghrelin immunopositive cells were simlarly observed in the exocrine portion and endocrine portion (pancreas islet) of pancreas.

Ultrastructure changes of pancreatic exocrine portion in mice fed with boron