Human Digestive System Quiz

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Questions and Answers

What are the accessory organs of digestion?

  • Tongue, salivary glands, pancreas, liver, and gallbladder (correct)
  • Salivary glands, stomach, small intestine, large intestine, and liver
  • Stomach, small intestine, large intestine, esophagus, and rectum
  • Mouth, pharynx, esophagus, stomach, and small intestine

Where does the first stage of digestion, the cephalic phase, begin?

  • In the esophagus
  • In the small intestine
  • In response to the sight and smell of food (correct)
  • In the stomach

What is the function of saliva in digestion?

  • Carries food down the esophagus
  • Initiates the gastric phase of digestion
  • Contains digestive enzymes for chemical breakdown of food (correct)
  • Aids in the mechanical breakdown of food by chewing

What is the role of the gallbladder in digestion?

<p>Stores and concentrates bile produced by the liver (C)</p> Signup and view all the answers

What initiates the mechanical process of digestion in the mouth?

<p>Chewing, in which the food is mixed with saliva (C)</p> Signup and view all the answers

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