the urinary organ
the digestive organs―the digestive system
the branch of medicine dealing with the endocrine glands and their secretions
a secretory organ [gland]
(of exocrine glands) producing a clear aqueous secretion without releasing part of the secreting cell
the process in the body of animals that transfers hormones produced in the endocrine glands into the blood directly, called incretion
(of exocrine glands) producing a secretion in which part of the secreting cell is released with the secretion