Question

what is pancreas and its structure

Answer 1

The pancreas  is an organ of the digestive system and endocrine system of vertebrates. In humans, it is located in the abdominal cavity behind the stomach. The pancreas is an organ that in humans lies in the upper left part of the abdomen. It is found behind the stomach. The pancreas is about 15 cm (6 in) long.

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Answer 2

The tail ends by abutting the spleen.The pancreas is a secretory structurewith an internal hormonal role (endocrine) and an external digestive role (exocrine). The endocrine part is composed of hormonal tissue distributed along the pancreas in discrete units called islets of Langerhans.