Carbohydrate Digestion

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Questions and Answers

Where does carbohydrate digestion begin?

  • Mouth (correct)
  • Small intestine
  • Esophagus
  • Stomach

What is the primary site for carbohydrate digestion?

  • Stomach
  • Liver
  • Esophagus
  • Small intestine (correct)

Which enzyme breaks down polysaccharide chains into disaccharide-maltose?

  • Salivary amylase
  • Sucrase
  • Pancreatic a-amylase (correct)
  • Maltase

What enzyme hydrolyzes lactose to glucose and galactose?

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

How are glucose, galactose, and fructose absorbed into the bloodstream?

<p>Through the intestinal wall (D)</p> Signup and view all the answers

Which enzyme catalyzes the hydrolysis of a-glycosidic linkages of starch and glycogen in the mouth?

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

What happens to salivary amylase in the stomach?

<p>It gets inactivated due to stomach acidity (C)</p> Signup and view all the answers

Where does the final step in carbohydrate digestion occur?

<p>On the outer membranes of intestinal mucosal cells (D)</p> Signup and view all the answers

Which enzyme hydrolyzes maltose to glucose?

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

How are glucose, galactose, and fructose absorbed into the bloodstream?

<p>Through the intestinal wall (B)</p> Signup and view all the answers

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