Question
Biology Question on Human Endocrine System
The hormone insulin is secreted by :
A
pancreas
B
liver
C
kidney
D
adrenal gland
Answer
pancreas
Explanation
Solution
β cells of islets of Langerhans of pancreas secrete the hormone insulin. Pancreas is an endocrine as well as exocrine gland (i.e., a heterocrine gland). Insulin is also called as hypoglycaemic or anti diabetic factor, because it decreases the blood glucose level and prevents diabetes.