Anatomy of the Pancreas
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Questions and Answers

What is the approximate length of the pancreas?

  • Nine inches
  • Five inches (correct)
  • Seven inches
  • Three inches

    • Which of the following is NOT a hormone secreted by the pancreas?

  • Adrenaline (correct)
  • Insulin
  • Glucagon
  • Somatostatin

    • What percentage of the pancreatic function is attributed to the production of pancreatic juices?

  • 75%
  • 50%
  • 100%
  • 99% (correct)

    • How many primary ducts extend through the pancreas?

    <p>Two</p> Signup and view all the answers

    What is the name of the duct that often fuses with the bile duct before draining into the duodenum?

    <p>Main pancreatic duct</p> Signup and view all the answers

    What percentage of the pancreas is formed by the pancreatic acini?

    <p>99%</p> Signup and view all the answers

    What is the name of the region of the pancreas that points towards the spleen?

    <p>Tail</p> Signup and view all the answers

    What is the name of the curve of the duodenum where the head of the pancreas is nestled?

    <p>Duodenal nook</p> Signup and view all the answers

    What is the function of the islets of Langerhans?

    <p>Secretion of hormones</p> Signup and view all the answers

    What is the approximate percentage of the pancreas that is formed by the islets of Langerhans?

    <p>1%</p> Signup and view all the answers

    What is the primary function of sodium bicarbonate in pancreatic juices?

    <p>To neutralize acidic chyme from the stomach</p> Signup and view all the answers

    What is the purpose of the trypsin inhibitor secreted by the pancreas?

    <p>To prevent accidental activation of trypsin</p> Signup and view all the answers

    What is the function of gastric inhibitory peptide?

    <p>To stimulate the secretion of insulin</p> Signup and view all the answers

    What is the role of enterokinase in the activation of pancreatic proteases?

    <p>It activates trypsinogen</p> Signup and view all the answers

    What is the primary function of pancreatic amylase?

    <p>To target starches</p> Signup and view all the answers

    What is the effect of secretin on the pancreas?

    <p>It stimulates the secretion of pancreatic juices rich in bicarbonate</p> Signup and view all the answers

    What is the purpose of the precursor molecules in pancreatic juices?

    <p>To ensure that the enzymes are inactive while inside the pancreas</p> Signup and view all the answers

    What is the effect of CCK on the pancreas?

    <p>It stimulates the secretion of pancreatic juices rich in enzymes</p> Signup and view all the answers

    What is the primary function of pancreatic lipase?

    <p>To target lipids</p> Signup and view all the answers

    What is the role of the duodenum in regulating pancreatic secretions?

    <p>It releases hormones that stimulate pancreatic secretions</p> Signup and view all the answers

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