MCQs p2

What happens to epithelial cells during keratinization?

They mature as they move from the base to the outer surface

What fills the cells during keratinization to create a protective outer layer?

Tough keratin

Which is a major function of keratinization?

Shielding tissues from dehydration and pathogens

What happens to the outer layer of keratinized cells?

They shed as dead cells (“slough”)

Which is a protective function of the oral mucosa?

Protects tissues using cilia-like action

Which is a secretory function of the oral mucosa?

Produces saliva within the mouth

Which is an absorptive function of oral mucosa?

Takes in nutrients when needed

Which category of oral mucosa is found on the gingiva and hard palate?

Masticatory type of mucosa

Which category is the largest and usually non-keratinized?

Lining type of mucosa

Which category includes the taste buds on the dorsum tongue?

Specialized type of mucosa

What are the 3 categories of the oral mucous membrane?

Masticatory, lining, and specialized

Which is a function of saliva during eating?

Assists in chewing food

Which describes saliva acting as a solvent?

Helps dissolve food items

Which digestive role does saliva perform?

Helps digest carbohydrates

Which lubrication function does saliva provide?

Lubricates food and mouth

What does it mean when saliva acts as a buffer?

Helps neutralize oral acids

Which antimicrobial role does saliva perform?

Slows growth of some bacteria