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 (C)</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 (A)</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 (D)</p> Signup and view all the answers

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

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

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

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

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

<p>To store and concentrate bile (A)</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 (D)</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 (C)</p> Signup and view all the answers

What is the location of the gallbladder?

<p>Underneath the liver (D)</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 (A)</p> Signup and view all the answers

What triggers the contraction of the gallbladder?

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

What is the role of bile salts in the intestine?

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

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

<p>To secrete mucus (C)</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 (D)</p> Signup and view all the answers

What is the main component of cholesterol gallstones?

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

What is the typical color of cholesterol gallstones?

<p>Yellow (B)</p> Signup and view all the answers

What can happen if the gallbladder does not empty correctly?

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

What is the typical color of pigment gallstones?

<p>Dark brown or black (A)</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 (B)</p> Signup and view all the answers

What is a possible complication of gallstones?

<p>Blockage of the common bile duct (C)</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 (A)</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 (D)</p> Signup and view all the answers

What is the function of the hepatic artery?

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

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

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

What is the pressure in the hepatic artery?

<p>90 mmHg (D)</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 (C)</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 (B)</p> Signup and view all the answers

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

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

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