Digestive System Quiz: Pharynx and Esophagus
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Questions and Answers

What is the primary function of the pharynx in the digestive system?

  • To produce digestive enzymes
  • To transport food to the stomach
  • To absorb nutrients from food
  • To create a seal of the laryngeal opening during swallowing (correct)
  • What type of epithelial lining is found in the esophagus?

  • Non-keratinized stratified squamous epithelium (correct)
  • Ciliated columnar epithelium
  • Simple cuboidal epithelium
  • Keratinized stratified squamous epithelium
  • What role do the muscles in the esophageal wall play?

  • They break down food into smaller particles
  • They absorb nutrients from food
  • They secrete digestive enzymes
  • They contract to propel food through the esophagus (correct)
  • How long is the esophagus approximately?

    <p>25-30 cm</p> Signup and view all the answers

    What is one of the primary purposes of the mucosa in the esophageal wall?

    <p>To protect against reflux diseases</p> Signup and view all the answers

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