Tongue Conditions Overview

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Questions and Answers

Which type of epithelium lines the structures of the oral cavity?

  • Simple squamous epithelium
  • Stratified squamous epithelium (correct)
  • Columnar epithelium
  • Cuboidal epithelium

What is the main difference between the mucous membrane in the oral cavity and skin?

  • Absence of sweat glands
  • Lack of blood vessels
  • Presence of melanocytes
  • Keratinization (correct)

Where is the mucous membrane closely adherent to the underlying Periosteum?

  • Gums (correct)
  • Cheeks
  • Soft palate
  • Hard palate

What forms part of the accessory organs closely related to the alimentary canal?

<p>Salivary glands and liver (C)</p> Signup and view all the answers

Which region of the oral cavity contains connective tissue with many elastic fibers and fat?

<p>Cheeks (B)</p> Signup and view all the answers

Where are the serous glands mainly present in the tongue?

<p>In relation to circumvallate papillae (B)</p> Signup and view all the answers

What is the function of the serous glands in the tongue?

<p>To dissolve substances to be tasted and spread over taste buds (C)</p> Signup and view all the answers

Where are the anterior lingual glands located?

<p>On the ventral aspect of the apex of the tongue (B)</p> Signup and view all the answers

What is the composition of taste buds?

<p>Modified epithelial cells (B)</p> Signup and view all the answers

Where are taste buds NOT present?

<p>On the anterior lingual glands (D)</p> Signup and view all the answers

How do taste buds communicate with the surface of the tongue?

<p>Through gustatory pores (A)</p> Signup and view all the answers

What is a characteristic feature of seromucous cells in salivary glands?

<p>Intermediate ultrastructure between serous and mucous cells (C)</p> Signup and view all the answers

Which type of secretory cells in salivary glands have the lowest concentration of protein carbohydrate complexes?

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

What is the role of myoepithelial cells in salivary glands?

<p>Contract to help squeeze out secretion from acini (D)</p> Signup and view all the answers

Which type of cells are often capped by serous demilunes in the submandibular glands?

<p>Mucous cells (B)</p> Signup and view all the answers

What organelles are typically found in myoepithelial cells in the salivary glands?

<p>Conspicuous filaments resembling myofilaments of smooth muscle cells (D)</p> Signup and view all the answers

What is a possible function of cilia found on some myoepithelial cells?

<p>Subserve a sensory or chemoreceptor function (C)</p> Signup and view all the answers

Where is the sweet taste best appreciated on the tongue?

<p>At the tip of the tongue (A)</p> Signup and view all the answers

What characterizes a fissured tongue?

<p>Numerous small furrows or grooves on the dorsum of the tongue (D)</p> Signup and view all the answers

Which glands are considered major salivary glands?

<p>Parotid, submandibular, and sublingual glands (C)</p> Signup and view all the answers

Where are the submandibular glands located?

<p>Superior to digastric muscles (A)</p> Signup and view all the answers

What causes the 'hairs' on a hairy tongue to be stained black, brown, or yellowish-white?

<p>By oral flora (A)</p> Signup and view all the answers

What type of cells are typically arranged in the form of rounded acini?

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

What is a characteristic feature of serous cells at the apex of the cell?

<p>Microvilli and pinocytotic vesicles (A)</p> Signup and view all the answers

What is the main characteristic of mucous cells when compared to serous cells?

<p>Columnar shape of cell lining (C)</p> Signup and view all the answers

Which type of cells show folds that interdigitate with adjoining cells?

<p>Serous cells (B)</p> Signup and view all the answers

What is the main indication of considerable synthetic activity in serous cells?

<p>Abundant rough endoplasmic reticulum (B)</p> Signup and view all the answers

Where are the secretory granules located within serous cells?

<p>At the apex of the cell (A)</p> Signup and view all the answers

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