D cells of pancreas secrete: September 2012
Correct Answer: Somatostatin
Description: Ans. C i.e. SomatostatinPancreasIt is a dual-function gland, having features of both endocrine and exocrine glands.The pa of the pancreas with endocrine function is made up of approximately a million cell clusters called islets of Langerhans.Four main cell types exist in the islets. They can be classified by their secretion:- Alpha cells secrete glucagon (increase glucose in blood),- Beta cells secrete insulin (decrease glucose in blood),Delta cells secrete somatostatin (regulates/stops alpha and beta cells) and- PP cells, or gamma cells, secrete pancreatic polypeptide
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