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Hygiene Sem1 > Dental & Orofacial Anatomy > Flashcards

Dental & Orofacial Anatomy Flashcards

1
Q

oral mucosa is composed of

A

stratified squamous epithelium and connective tissue

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2
Q

keratinized

A

layer of dead skin cells; no nuclei

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3
Q

Parakeratinized

A

dead and dying cells with and without nuclei

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4
Q

nonkeratinized

A

living cells (have nuclei)

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5
Q

3 Functions of the mucosa

A
  1. protect oral structures
  2. secretes moisture to maintain surface texture and keep tissues moist
  3. absorbs nutrients
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6
Q

3 categories of the mucosa

A
  1. specialized
  2. masticatory
  3. lining
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7
Q

specialized mucosa is located

A

dorsum or upper surface of the tongue

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8
Q

Masticatory mucosa is comprised of

A

gingiva and hard palate

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9
Q

masticatory mucosa undergoes trauma during

A

mastication (chewing)

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10
Q

lining mucosa consists of (4)

A

cheeks, soft palate, floor of mouth and alveolar mucosa

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11
Q

T/F Lining mucosa is non-keratinized

A

true

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12
Q

Masticatory mucosa is keratinized or non keratinized

A

keratinized

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13
Q

gingiva is dovided into 2 regions which are

A

free gingiva (marginal gingiva) and attached gingiva

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14
Q

what is the sulcus

A

space from gingival margin to base of sulcus where it attaches to tooth

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15
Q

the average depth of a healthy sulcus is

A

1-3mm

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16
Q

at the bottom of the sulcus is where the gingiva attaches to the tooth this is known as

A

attached epithelium

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17
Q

one of the first areas involved in perio disease is

A

interdental papilla

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18
Q

interdental papilla is to prevent food from impacting

A

interproximally beneath contact areas of teeth

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19
Q

what is tightly attached to the underlying connective tissue and bone

A

attached gingiva

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20
Q

when healthy the attached gingiva has what kind of appearance

A

Stippled & pink

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21
Q

in a diseased state gingiva may become what colour

A

red, white, blue

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22
Q

important health indicators of the oral mucosa tissue are

A

color , tone, and contours

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23
Q

whiteish epithelium results from (examples)

A

irritation of the mucosa; braces, dentures

23
Q
A
23
Q
A
23
Q
A
23
Q
A
24
Q

The oral cavity is the beginning of what body system and pathways to what body system

A

Beginning of digestive system and pathway to respiratory system

25
Q

2 divisions of oral cavity

A

Vestibule and oral cavity proper

26
Q

The vestibule is the space that exists between

A

The lips or cheeks and the teeth

27
Q

Oral cavity proper is the area surrounded by and includes what

A

Surrounded by the teeth and back to paletine tonsils and includes floor of the mouth and both hard and soft palate

28
Q

Forum of the tongue refers to

A

The top surface of the tongue

29
Q

The central surface of the tongue refers to the

A

Under surface of the tkngue

30
Q

The alveolar bone is the bone that forms

A

The sockets of the teeth

31
Q

Philtrjm refers to what area of the vestibule

A

Small depression at midline of upper lip (cleft palate)

32
Q

Mucobuccal food is the point where

A

The lips/cheeks turns to go toward the gingival tissue

33
Q

Alveolar mucosa refers to the mucosa lying against

A

The alveolar bone

34
Q

Microtonal junction is the point where the gingiva

A

Becomes tightly attached to the bone

35
Q

Maxillary labial Freud is a fold of connective tissue found where

A

Attached to upper alveolar mucosa

36
Q

A diastema refers to

A

A space between teeth

37
Q

Mandibles labial frenum

A

Connective tissue attached to lower alveolar mucosa

38
Q

A tight mandibular labial frenum could cause what issue

A

Gum recession

39
Q

Some pigmentation of the gums can be seen in what kind of patients

A

Darker skin toned patients

40
Q

The mucosa contains many small salivary glands: true or false

A

True

41
Q

Misplaced sebaceous glands are referred to as what and appear how

A

Fordyce granules; yellowish granular structures embedded in mucosa

42
Q

Exostosis refers to

A

Bony growths. Found on buccal alveolar bone

43
Q

Rugae are what on the hard palate

A

Ridges of epithelial and connective tissue (covered by keratinized epithelium)

44
Q

Incisive papilla is a

A

Bulge of tissue at middling behind max incisors

45
Q

Tori refer to

A

Excess bone growths on max hard palate or under tongue

46
Q

A uvula aids in what processes

A

Speech and swallowing

47
Q

Retromolar pad

A

Small elevation of tissue posterior to last molar

48
Q

Fauces refers to the space between what

A

Tonsils

49
Q

Ankyloglossia refers to

A

Tongue tie

50
Q

The tissue found where is the thinnest on the oral cavity

A

Beneath the tongue

51
Q

Sublingual caruncles

A

Opening for the 2 major salivary glands small elevations on either side of lingual frenum

52
Q

Sublingual fold

A

Small openings for sublingual Salivary glad

Hygiene Sem1 (8 decks)

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