Intestinal Histology and Anatomy
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Questions and Answers

What is the primary role of the small intestine?

  • Secretion of digestive enzymes
  • Storage of food
  • Absorption of water
  • Digestion and Absorption of nutrients (correct)

What type of epithelial lining is found in the small intestine?

  • Simple columnar (correct)
  • Stratified squamous
  • Cuboidal
  • Pseudostratified

What is the function of the duodenal or submucosal (Brunner's) glands?

  • Secretion of mucin for anti-acid function (correct)
  • Production of hormones
  • Absorption of vitamins and minerals
  • Secretion of digestive enzymes

What is the length of the small intestine?

<p>20 feet long (A)</p> Signup and view all the answers

What is the function of the pyloric sphincter?

<p>Control of food flow into the duodenum (A)</p> Signup and view all the answers

What type of epithelial lining is present in the esophagus?

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

What type of epithelial lining is present in the stomach?

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

What type of epithelial lining is present in the remainder of the GI tract?

<p>Simple columnar (C)</p> Signup and view all the answers

Where does the major change in epithelial lining occur?

<p>From esophagus to stomach (A)</p> Signup and view all the answers

What is the epithelial lining of the small intestine?

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

How long is the duodenum?

<p>10 inches (A)</p> Signup and view all the answers

What is the region of the small intestine that connects to the pylorus of the stomach?

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

How many regions does the small intestine have?

<p>3 (A)</p> Signup and view all the answers

What is the length of the Jejunum?

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

What is the length of the Ileum?

<p>Not mentioned in the text (C)</p> Signup and view all the answers

What is the function of the pyloric sphincter?

<p>To control the flow of food into the stomach (A)</p> Signup and view all the answers

What can be described as the 'mixing bowl'?

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

What two organs contribute to digestion in the duodenum?

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

What is the primary role of the small intestine?

<p>Digestion and Absorption of nutrients (A)</p> Signup and view all the answers

What is mixed with digestive enzymes in the duodenum?

<p>Chyme from the stomach (B)</p> Signup and view all the answers

How long is the small intestine approximately?

<p>20 feet long (A)</p> Signup and view all the answers

Where does the pyloric sphincter control the flow of food into?

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

What is the diameter of the small intestine?

<p>1.5-1 inch (A)</p> Signup and view all the answers

What is the function of the large intestine mentioned in the passage?

<p>Storage of waste (C)</p> Signup and view all the answers

What is the Arabic phrase mentioned in the passage?

<p>الانسانی دور لأمعاء الفتنة (B)</p> Signup and view all the answers

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