Digestive System and Alimentary Tract Quiz

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Questions and Answers

What type of epithelium lines the oral side of the lips?

  • Stratified squamous keratinizing epithelium (correct)
  • Pseudostratified columnar epithelium
  • Stratified cuboidal epithelium
  • Simple squamous epithelium

What muscle is responsible for moving the lips?

  • Orbicularis oris muscle (correct)
  • Sternocleidomastoid muscle
  • Masseter muscle
  • Zygomaticus major muscle

Which part of the tongue is covered by numerous excrescences called lingual papillae?

  • Entire dorsal surface (correct)
  • Posterior 1/3
  • Middle 1/3
  • Anterior 1/3

What is the function of filiform papillae on the tongue?

<p>Providing a rough surface for tactile sensation (C)</p> Signup and view all the answers

Where is the boundary between the anterior 2/3 and posterior 1/3 of the tongue marked?

<p>By a V-shaped groove called sulcus terminalis (D)</p> Signup and view all the answers

Which type of epithelium lines the lining of tunica mucosa of the tongue?

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

What is the function of circumvallate papillae on the tongue?

<p>Detecting bitter tastes (C)</p> Signup and view all the answers

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