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Pancreas MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
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Pancreas & Summary of GI Enzymes and Hormones
- The pancreas is a soft, oblong, glandular structure that lies transversely in the retroperitoneum behind the stomach.
- Its head is present in the C-shaped curvature of the duodenum.
- The pancreas is a heterocrine gland. It is a mix of exocrine (secreting digestive enzymes) and endocrine (releasing hormones into the blood) functions.
- It is covered by the serosa or serous capsule formed by external visceral peritoneum and internal dense connective tissue.
- The main pancreatic duct, called the duct of Wirsung, is formed from smaller ducts within the pancreas.
- The main pancreatic duct opens into the hepatopancreatic ampulla.
- The exocrine part of the pancreas is made up of rounded lobules called the acini.
- These secrete alkaline pancreatic juice with pH 8.4
- The pancreatic juice contains:
- Sodium bicarbonate
- Proenzymes: trypsinogen, chymotrypsinogen and procarboxypeptidase
- Enzymes: pancreatic amylase, DNAse, RNAse, pancreatic lipase
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