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How to Prepare for NEET along with Class 12 Board Exam

Buccopharyngeal Cavity - Practice Questions & MCQ

Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET

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Buccopharyngeal Cavity: Palate and Uvula
  • It is the first part of the alimentary canal.
  • The cheeks, tongue, and palate frame the mouth, which is also called the oral cavity (or buccal cavity).
  • The entrance of the mouth is guarded by the lips or labia.
  • The mouth opens internally to a narrow space called vestibule and a wide space called the oral cavity.
  • The oral cavity is a space-bound by the following boundaries:
    • Superior boundary - hard palate and soft palate
    • Posterior boundary - uvula, palatine tonsils, the root of the tongue and lingual tonsils.
    • Anterior and lateral boundary - lips and cheeks
    • Inferior boundary - tongue
  • The mucosa of the buccal cavity is made up of stratified squamous epithelium.
  • The palate is a hard structure that forms the roof of the buccal cavity. 
  • It bears transverse ridges called rugae. 
  • The posterior part of the hard palate is smooth and fleshy. It is called the soft palate
  • The posterior end of the soft palate ends in a conical flap-like structure called uvula
  • Uvula cuts off the upper nasal part of the pharynx from the oral part of the pharynx during swallowing.

Buccopharyngeal cavity is depicted in the diagram below :

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