Accessory Organs of the Gastrointestinal Tract
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Questions and Answers

In which part of its course does the bile duct lie in front of the portal vein?

  • Second part
  • First part (correct)
  • Third part
  • Fourth part

    • How long is the bile duct?

  • 4 inches (10 cm) long
  • 5 inches (13 cm) long
  • 2 inches (5 cm) long
  • 3 inches (8 cm) long (correct)

    • In which structure does the bile duct come into contact with the main pancreatic duct?

  • Gallbladder
  • Duodenum
  • Liver
  • Pancreas (correct)

    • Which artery is situated near the bile duct in its second part?

    <p>Gastroduodenal artery</p> Signup and view all the answers

    What is formed by the union of the cystic duct and the bile duct?

    <p>Common bile duct</p> Signup and view all the answers

    What percentage of the body's lymph is produced by the liver?

    <p>1/3 to 1/2</p> Signup and view all the answers

    Where do the efferent lymph vessels from the liver pass through?

    <p>Celiac nodes</p> Signup and view all the answers

    What is the rate of bile secretion by the liver cells?

    <p>40 ML per hour</p> Signup and view all the answers

    What is the function of the gallbladder in the biliary tree?

    <p>To store and concentrate bile</p> Signup and view all the answers

    What is the name of the duct formed by the union of the right and left hepatic ducts?

    <p>Common hepatic duct</p> Signup and view all the answers

    What is the location of the smallest interlobular tributaries of the bile ducts?

    <p>Portal canals of the liver</p> Signup and view all the answers

    What is the location of the gallbladder?

    <p>Underneath the liver</p> Signup and view all the answers

    What is the function of the smooth muscle around the distal end of the bile duct and the ampulla?

    <p>To relax and allow the passage of bile</p> Signup and view all the answers

    What triggers the contraction of the gallbladder?

    <p>The entrance of fatty foods into the duodenum</p> Signup and view all the answers

    What is the role of bile salts in the intestine?

    <p>To emulsify fats</p> Signup and view all the answers

    What is the function of the mucous membrane in the gallbladder?

    <p>To secrete mucus</p> Signup and view all the answers

    What is the name of the hormone released from the duodenal mucosa in response to fatty foods?

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

    What is the main component of cholesterol gallstones?

    <p>Undissolved cholesterol</p> Signup and view all the answers

    What is the typical color of cholesterol gallstones?

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

    What can happen if the gallbladder does not empty correctly?

    <p>Gallstones are formed</p> Signup and view all the answers

    What is the typical color of pigment gallstones?

    <p>Dark brown or black</p> Signup and view all the answers

    What are the possible symptoms of gallstones?

    <p>Sudden and rapidly intensifying pain in the upper right abdomen</p> Signup and view all the answers

    What is a possible complication of gallstones?

    <p>Blockage of the common bile duct</p> Signup and view all the answers

    What is the main function of the liver in the body?

    <p>Blood filtration, carbohydrate, fat, and protein metabolism</p> Signup and view all the answers

    What is the relationship between the liver and the diaphragm?

    <p>The liver lies under the diaphragm, and the diaphragm separates it from the lungs</p> Signup and view all the answers

    What is the function of the hepatic artery?

    <p>Carries oxygen-rich blood to the liver</p> Signup and view all the answers

    What is the name of the band that connects the liver to the inferior vena cava?

    <p>Ligamentum venosum</p> Signup and view all the answers

    What is the purpose of the porta hepatis?

    <p>It is a passageway for hepatic vessels and ducts</p> Signup and view all the answers

    What percentage of oxygen does the portal vein supply to the liver?

    <p>50-60%</p> Signup and view all the answers

    What is the pressure in the hepatic artery?

    <p>90 mmHg</p> Signup and view all the answers

    What is the name of the ligament that separates the right and left lobes of the liver?

    <p>Fissure of the ligamentum venosum</p> Signup and view all the answers

    What is the function of the central veins in the liver?

    <p>They drain blood into the inferior vena cava</p> Signup and view all the answers

    What is the percentage of oxygen saturation in the portal vein?

    <p>80%</p> Signup and view all the answers

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