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Oral Mucosa Flashcards

(22 cards)

1
Q

Give 5 functions of the oral mucosa

A

-Protection - Mechanical
-Infection, Immunity
-Sensation
-Secretion
-Absorption
-Thermoregulation (only in some species- not humans)

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2
Q

When would sensation and protection work together?

A

Food too hot, solid, tastes different

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3
Q

What substances can be absorbed by the oral mucosa?

A

Fluoride in toothpaste can be absorbed into sublingual area

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3
Q

What substances can be absorbed by the oral mucosa?

A

Fluoride in toothpaste can be absorbed into sublingual area

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4
Q

What are the different types of oral mucosa?

A

-Lining
-Masticatory
-Gustatory

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5
Q

Where is each type of oral mucosa in the mouth?

A
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6
Q

What is masticatory mucosa subject to?

A

Friction and compression

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7
Q

Where is masticatory mucosa found?

A

Hard palate, gingiva

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8
Q

What type of epithelia is found in masticatory mucosa?

A

Parakeratinised

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9
Q

What is the lamina propria in masticatory mucosa like?

A

Thick, Strong

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10
Q

What comprises the lamina propria and epithelium in masticatory mucosa?

A

Mucoperiosteum

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11
Q

What is lining mucosa like?

A

Mobile and distensible

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12
Q

Type of epithelium of lining mucosa?

A

Non- Keratinised Stratified Squamous

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13
Q

Where is lining mucosa found?

A

Buccal and Labial Surfaces, ventral surface(bottom) of tongue, floor of mouth and soft palate

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14
Q

How is the lamina propria and submucosa structured in lining mucosa?

A

-Loose and Vascular lamina propria
-Wide sub-mucosa

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15
Q

What is the turnover of lining mucosa like?

A

-More rapid turnover than masticatory mucosa

16
Q

What is gustatory mucosa similar to?

A

Similar to masticatory as tongue has a role in mastication

17
Q

What is the epithelium of the gustatory mucosa?

A

Keratinised Stratified Squamous

18
Q

Where is gustatory mucosa present?

A

Only on dorsal of tongue

19
Q

What is gustatory mucosa characterised by?

A

Papillae, some bearing tastebuds

20
Q

Label this diagram of the mucosa structure?

21
Q

Label each epithelium cell layer