Question

Islets of Langerhans are present in

• A. Brain
• B. Stomach
• C. Ovary
• D. Pancreas

Answer 1

The correct option is D Pancreas

Islets of Langerhans are present in Pancreas. They form the endocrine part of pancreas. They contain three types of cells:

• Alpha cells: These form about 25% part of the total cells and secrete 'Glucagon' hormone.
• Beta cells: These form more than 60% part of total cells and secrete 'Insulin' hormone.
• Delta cells: These form about 10% of the total cells and secrete 'Somatostatin' hormone.

So, the correct answer is 'Pancreas'.