Unit 2 - part 1 Flashcards Preview

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Flashcards in Unit 2 - part 1 Deck (93)
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1

What are the 3 NORMAL layers of oral mucosa?

Oral Epi (OE) Lamina Propria (gingival connective tissue) Submucosa

2

_______ tissue covers the hard palate and the attached and free gingiva?

Masticatory

3

The cheeks and the soft palate are covered with _____ mucosa

lining

4

Non-Masticatory mucosa covers what surfaces?

Vestibules Alveolar Mucosa

5

All cellular mitosis occurs where?

Basal Lamina

6

What structure separates the OE from the connective tissue?

Basement Membrane

7

What term is used to describe the process of cellular growth going from the bottom layer (basement membrane) up to the surface?

Orthokeratinization

8

Cells form on the _____ _______ and are seen as round cells?

basal lamina

9

Cells go from being round in shape to being "squished" and have projections (desmosoomes) sticking out of them....this layer is called the?

Prickle layer

10

What layer comes after the prickle layer?

Granular layer

11

What is the 4th layer called and what type of tissue has a 4th layer?

Keratin Layer Masticatory

12

The average amount of days for a cell to go from "birth" to "death" is?

25 days

13

The lamina propria contains what cells?

Fibroblasts Macrophage Mast

14

The submucosa contains?

salivary glands blood vessels muscles

15

What is the term for a epithelium projection into the connective tissue?

Rete Pegs

16

What is a common area to have hyperkeratosis?

Linea Alba (cheek bite)

17

Why does hyperkeratosis appear white in the mouth?

because it absorbs more fluid and reflects back a white color

18

What is the fancy name for a cheek bite?

Morsicatio Buccarum

19

71% of all white lesions of the oral mucosa are?

Benign Hyperkeratosis

20

A _______ is a white, opaque, leathery lesion NOT clinically identifiable from other white lesions?

Leukoplakia

21

If someone has a white lesion in ________ it automatically needs to be biopsied and taken care of cause it isn't normal?

floor of mouth

22

A dysplastic leukoplakia is a white spot with ________

dyskeratosis

23

Dyskeratosis is often associated with?

malignancy

24

A THIN white keratotic film usually over the lower lip is termed a?

Solar Cheilosis

25

Solar Cheilosis predisposes to?

cancer of lip

26

What is the most common zone for skin cancers?

Ala-traga zone (head of bald guys also)

27

Solar Cheilosis is also called?

Actinic keratosis

28

White sponge nevus is a ________ keratosis with a _________ white folded ________

congenital familial gingivostomatitis

29

White sponge nevus always involves the ?

cheek mucosa

30

Microscopically the white sponge nevus will have ________edema with broad fused _____ ______?

prickle cell rete pegs