Reactive lesions of the Oral mucosa

Question 1

What are some keratinsed tissue in the mouth and how do they appear?

Answer 1

• Dorsum of the tongue
• Gingiva
• Hard palate
• Paler in colour

Question 2

What are some non keratinsed tissue?

Answer 2

• Buccal mucosa
• floor of mouth
• Ventral surface of tongue

Question 3

What type of epithelium is on the tongue?

Answer 3

• Gustatory
• Contains taste buds within dorsal surface of tongue

Question 4

What is the difference between orthokeratosis and parakeratosis?

Answer 4

• parakeratosis is Little dark dots within keratin layer which are remains of the nuclei of the squamous cells - only seen micropscopically