Types of Cell
1. Alpha cells
Constitute 17% of islets of Langerhans. These cells secretes glucagon.
2. Beta cell
Cells constitute about 70% of islets of Langerhans. These cells secrete insulin hormone.
3. Delta cells
Constitute 7% of islets of Langerhans. These cell secretes somatostatin.
4. F cells
Secrete pancreatic polypeptide.
Normal blood glucose level is between 63 to 144mg/100ml.
Blood glucose levels are controlled mainly by opposing actions of insulin and glucagon.
1. Glucagon increases blood glucose levels.
2. Insulin reduced blood glucose levels.
Hormones of pancreas
1. Insulin
2. Glucagon
3. Somatostatin
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