Oral Cavity

Question 1

What is the oral vestibule bound by?

Answer 1

lips, cheeks, and teeth.

Question 2

What is the oral cavity bound by?

Answer 2

Teeth, floor of mouth, hard and soft palates, and imaginary line just anterior to palatine tonsils

Question 3

What are the two types of stratified squamous epithelium found in the oral cavity?

Answer 3

nonkeratinized

Keratinized: orthokeratinized (fully), and parakeratinized (intermediate between keratinized and nonkeratinized)

Question 4

Know these following structures.

Answer 4

Oral cavity proper

• Tongue
• Teeth

Palate

• Hard palate

Maxilla and Palatine bones

• Soft palate

Pharynx

• Nasopharynx
• Oropharynx
• Laryngopharynx

Question 5

Does the oral mucosa contain a muscularis mucosae (thin smooth muscle layer that separates mucosa from submucosa)?

Answer 5

NO, its from the esophagus on.

Question 6

What type of epithelium does most of the oral mucosa consist of?

Answer 6

Lining mucosa = nonkeratinized stratified squamous epithelium