Anatomy of the Small Intestine Quiz L6
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Questions and Answers

Which part of the small intestine is a retroperitoneal structure?

  • Mesentery
  • Duodenum (correct)
  • Ileum
  • Jejunum

What is the function of mesentery in the small intestine?

  • To suspend the small intestine from the posterior abdominal wall (correct)
  • To produce digestive enzymes
  • To aid in digestion of food
  • To cover the small intestine completely

Which part of the small intestine has no mesentery?

  • Jejunum
  • Mesentery
  • Ileum
  • Duodenum (correct)

Which part of the small intestine is intraperitoneal?

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

Which part of the small intestine has the most mobility?

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

What is the peritoneal covering of the jejunum and ileum?

<p>Visceral peritoneum (A)</p> Signup and view all the answers

What is true about the arterial supply of the small intestine?

<p>The arterial supply of the small intestine varies among individuals (D)</p> Signup and view all the answers

What differentiates each part of duodenum regarding its relations?

<p>The first part is related to liver and gallbladder, while the second part is related to pancreas and bile ducts. (A)</p> Signup and view all the answers

Which one of the following is anterior to the third part of duodenum?

<p>Superior mesenteric vessels (C)</p> Signup and view all the answers

Which one of the following structures could be injured in case of perforated duodenal ulcer?

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

Blood supply to the duodenum comes from:

<p>Superior mesenteric artery (C)</p> Signup and view all the answers

Which part of duodenum is descending?

<p>2nd part (C)</p> Signup and view all the answers

The wall of the Jejunum is _______ in comparison with the wall of the ileum.

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

The medial relation of the second part is:

<p>Small intestine (D)</p> Signup and view all the answers

Which artery supplies blood to the third part of the duodenum?

<p>Superior mesenteric artery (D)</p> Signup and view all the answers

What is the embryological origin of the duodenum?

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

Which structure is posterior to the fourth part of the duodenum?

<p>Left psoas major (C)</p> Signup and view all the answers

In which abdominal layer is the liver located?

<p>First layer (D)</p> Signup and view all the answers

Which vessel is related to the right colic flexure?

<p>Superior mesenteric vessels (D)</p> Signup and view all the answers

What is the peritoneal covering of most parts of the small intestine?

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

Which part of the small intestine is a retroperitoneal structure?

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

What is the peritoneal covering of the jejunum and ileum?

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

What differentiates each part of duodenum regarding its relations?

<p>Length, level, and surrounding structures (B)</p> Signup and view all the answers

What is true about the arterial supply of the small intestine?

<p>$Superior\$ $mesenteric\$ $artery$ supplies the small intestine. (D)</p> Signup and view all the answers

Which vessel is related to the right colic flexure?

<p>$Inferior\$ $mesenteric\$ $artery$ (A)</p> Signup and view all the answers

Which one of the following structures is posterior to the third part of the duodenum?

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

Which one of the following structures could be injured in case of a perforated duodenal ulcer?

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

Which artery supplies blood to the duodenum?

<p>Superior mesenteric artery (A)</p> Signup and view all the answers

Which part of the duodenum is descending?

<p>$3^{rd}$ part (D)</p> Signup and view all the answers

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