Which of the following glands is both endocrine and exocrine?
A
Pancreas
B
Pituitary
C
Adrenal
D
Pineal
Correct Answer: Pancreas
The liver and pancreas are both exocrine and endocrine glands; they are exocrine glands because they secrete products—bile and pancreatic juice—into the gastrointestinal tract through a series of ducts, and endocrine because they secrete other substances directly into the bloodstream.