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Viva Question and Answers Related to Oral Mucous Membrane

Here are 30 potential viva questions and answers related to oral mucous membrane:

  1. What is the oral mucous membrane?
    • Answer: The oral mucous membrane is the tissue lining the oral cavity, consisting of epithelial and connective tissue layers.
  2. What are the functions of the oral mucous membrane?
    • Answer: Functions include protection, sensation, secretion, and absorption.
  3. Describe the histological layers of the oral mucosa.
    • Answer: The layers are epithelium, lamina propria, and submucosa.
  4. What types of epithelium are found in the oral mucosa?
    • Answer: Stratified squamous epithelium.
  5. Explain the differences between the keratinized and non-keratinized epithelium.
  6. What is the function of the lamina propria?
    • Answer: It provides support to the epithelium and contains blood vessels.
  7. Discuss the role of saliva in maintaining oral mucosal health.
    • Answer: Saliva helps in lubrication, digestion, and has antimicrobial properties.
  8. What is the role of oral mucosa in taste sensation?
    • Answer: Taste buds are present in the oral mucosa, contributing to taste sensation.
  9. How does the oral mucosa respond to injury?
    • Answer: It undergoes a healing process involving inflammation, proliferation, and remodeling.
  10. What are common oral mucosal disorders?
  11. Explain the role of blood supply in oral mucosa.
    • Answer: Blood supply is crucial for oxygen and nutrient delivery, supporting tissue health and repair.
  12. How does the oral mucosa adapt to mechanical stress, such as during mastication?
    • Answer: The mucosa may thicken and keratinize in response to mechanical stress.
  13. What are the risk factors for oral mucosal diseases?
    • Answer: Factors include tobacco use, poor oral hygiene, and immunosuppression.
  14. Describe the signs and symptoms of oral cancer.
    • Answer: Signs may include persistent sores, lumps, or red/white patches; symptoms may include pain and difficulty swallowing.
  15. How does aging affect the oral mucosa?
    • Answer: Aging may lead to reduced elasticity, thinning, and decreased regenerative capacity of the oral mucosa.
  16. Discuss the role of hormones in oral mucosal changes during pregnancy.
    • Answer: Hormonal changes can contribute to gingivitis and increased susceptibility to certain oral conditions.
  17. What is the significance of the submucosa in the oral mucosa?
    • Answer: The submucosa contains glands and blood vessels, contributing to the overall health of the mucosa.
  18. How does nutrition influence the health of the oral mucosa?
    • Answer: Adequate nutrition is essential for maintaining the integrity and regenerative capacity of the oral mucosa.
  19. Explain the concept of buccal mucosal drug delivery.
    • Answer: The buccal mucosa can be utilized for drug delivery due to its rich blood supply and permeability.
  20. What is the role of the oral mucosa in the immune response?
  21. Discuss the importance of salivary flow in oral mucosal health.
    • Answer: Saliva helps maintain a moist environment, neutralizes acids, and has antimicrobial properties.
  22. How can trauma to the oral mucosa be managed?
    • Answer: Treatment may include cleaning the wound, pain management, and monitoring for infection.
  23. Explain the association between oral mucosa and systemic diseases.
    • Answer: Oral health is linked to systemic conditions such as diabetes and cardiovascular disease.
  24. What are the common manifestations of oral mucosal allergies?
    • Answer: Allergic reactions may present as swelling, redness, or ulcers in the oral mucosa.
  25. Describe the differences between the attached and unattached gingiva.
  26. How does smoking impact the oral mucosa?
    • Answer: Smoking is a risk factor for oral cancer, periodontal disease, and other oral mucosal disorders.
  27. Discuss the role of the oral mucosa in speech and articulation.
    • Answer: The oral mucosa, along with the tongue and lips, plays a crucial role in speech and articulation.
  28. What are the implications of poor oral hygiene on the oral mucosa?
    • Answer: Poor oral hygiene can lead to inflammation, infection, and various mucosal disorders.
  29. Explain the concept of saliva as a diagnostic fluid for systemic diseases.
    • Answer: Saliva contains biomarkers that can indicate systemic conditions, making it a potential diagnostic fluid.
  30. How can one maintain the health of the oral mucosa?

 

 

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