Oral Cavity Flashcards Preview

Organ Histo Final > Oral Cavity > Flashcards

Flashcards in Oral Cavity Deck (19)
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1
Q

What type of epithelium is found on filiform papillae

A

Keratinzed stratrified sqaumous

2
Q

What type of epithelium is found on all other papillae

A

Stratified squamous

3
Q

Von Ebner glands are found with _______ tongue papillae

A

Vallate

4
Q

Taste buds are NOT found on which tongue papillae

A

Filiform

5
Q

What do the intrinsic tongue muscle do

A

Change the shape of the tongue

6
Q

What are the three types of oral mucosa

A
  1. Masticatory mucosa
  2. Lining mucosa
  3. Specialized mucosa
7
Q

Where is the masticatory mucosa found

A

Gingiva, and hard palate

8
Q

What is the surface epithelium of masticatory mucosa

A

Keratinized or parakeratinized stratified squamous epithelium

9
Q

What type of cells in the oral mucosa keep their nuclei

A

Superficial cells of parakeratinized stratified squamous epithelium

10
Q

Masticatory epithelium, lamina propia has two parts

A

Papillary layer- thick loose ct, blood vessels, nerves sensory, meissners corpuscles

Reticular layer- more dense ct

11
Q

Where is the lining mucosa located

A

Soft palate, underside of tongue, floor of mouth, cheeks, lips

12
Q

What is the surface epithelium of lining mucosa

A

Nonkeratinzed stratified squamous generally

Occasionally, parakeratinized

13
Q

What is the epithelium on the lips, vermillion border

A

Keratinized stratified squamous

14
Q

Which areas are thick of the lining mucosa, keratinized or non keratinized

A

Nonkeratiinized are THICKER

15
Q

What is the lamina propia in the lining mucosa

A

Loose ct with blood vessels and nerves

Not much pigment

16
Q

What is the Submucosa of the lining mucosa like

A

More dense CT

Found in most places

Minor salivary glands, sebaceous glands, larger blood vessels and nerves too

17
Q

Where is the specialized mucosa located

A

Dorsal surface of the tongue

18
Q

What is the surface epithelium of the specialized mucosa

A

Keratinized stratified squamous on FILIFORM papillae

Stratified squamous on all other papillae

19
Q

What are the general functions of specialized mucosa

A

Move food

Taste