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Surgery & Anaesthesia - NSULA Vet Tech Program Spring 2016 > Dental Terminology - Anatomic Terms > Flashcards

Dental Terminology - Anatomic Terms Flashcards

1
Q

alveolar bone

A

cancellous bone directly surrounding the tooth roots

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2
Q

alveolar crest

A

the ridge of bone between two adjacent teeth or between the roots of a tooth

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3
Q

alveolar mucosa

A

less densely keratinized gingival tissue covering the bone

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4
Q

alveolus

A

the cavity or socket in either jaw bone that surrounds and supports the root of the tooth

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5
Q

anterior teeth

A

the canine and incisor teeth

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6
Q

apex

A

terminal portion of the root

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7
Q

apical delta

A

the diverging branches of the root canal at the apical end of the tooth root

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8
Q

apical foramen

A

the opening in the apex of the root through which nerves and vessels pass into the root canal

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9
Q

attached gingiva

A

the gingiva that extends from the free gingival groove to the mucogingival line

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10
Q

attachment apparatus

A

the periodontal ligament, cementum, and alveolar bone that holds the tooth in place

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11
Q

canine tooth

A

large single root tooth designed for tearing and grasping

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12
Q

carnassial tooth

A

shearing tooth upper P4 and lower M1 in the dog and cat

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13
Q

cementoenamel junction

A

found at the neck of the tooth where the enamel and the cementum meet

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14
Q

cementum

A

bony layer covering the root surface

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15
Q

cingulum

A

the cervical third of the palatal surface of the anterior teeth

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16
Q

crown

A

the portion of the tooth covered with enamel

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17
Q

cusp

A

tip or pointed prominence on the occlusal surface of the crown

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18
Q

deciduous teeth

A

teeth of the primary dentition (“baby teeth”)

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19
Q

dental arch

A

formed by the curve of the crowns of the teeth in their normal position or by the residual ridge if the teeth are missing

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20
Q

dental quadrant

A

half of each dental arch when divided at the midline

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21
Q

dentin

A

the main component of the tooth, consists of multiple tubules that extend from the pulp to its outer surface. the tubules contain sensory nerve fibers that register various degrees of pain. Harder then bone, dentin is covered by enamel on the crown and by cementum on the root.

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22
Q

diastema

A

the space between two adjacent teeth that are not in contact with each other in an arch

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23
Q

enamel

A

the hard shiny outer layer of the crown composed of hydroxyapatite crystalline components

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24
Q

free gingiva

A

portion of the gingiva not directly attached to the tooth that forms the gingival wall of the sulcus

25
Q

epithelial attachment

A

tissue attaching the gingiva to the tooth

26
Q

free gingival groove

A

on the surface of the gingiva a slight concavity or line seperating free from attached gingiva

27
Q

free gingival margin

A

the free edge of the gingiva on the tooth surface

28
Q

furcation

A

space between the tooth roots where they join the crown

29
Q

gingiva

A

soft tissue surrounding the teeth

30
Q

gingival sulcus

A

the normal space created by the free gingiva and the tooth

31
Q

gnathic

A

referring to the jaw

32
Q

halitosis

A

foul, offensive or unpleasant breath

33
Q

incisal edge

A

the cutting edge of the incisors

34
Q

incisor

A

small anterior tooth with a single root

35
Q

infrabony pocket

A

a periodontal pocket in the alveolar bone

36
Q

interdental

A

the area between the proximal surfaces of adjacent teeth in the same arch

37
Q

interproximal

A

between adjoining surfaces of the teeth in the same arch

38
Q

interradicuar

A

between roots of multirooted teeth

39
Q

juga

A

the depressions between the ridges of bone formed by roots in the alveolar process on the mandible or the premaxilla and maxilla

40
Q

lamina dura

A

the dense cortical bone forming the wall of the alveolus next to the tooth. it appears on a radiograph as a white line next to the dark line of the periodontal ligament

41
Q

lateral or accessory canal

A

small canal leading from the root canal to the outer surface of the toot

42
Q

line angle

A

the imaginary intersection of two tooth walls

43
Q

mental foramen

A

openings in the mandible through which nerves and vessels pass

44
Q

molar

A

large multicusp teeth designed for grinding upper (2) molars have three roots and lower (3) molars have two roots in dogs

45
Q

mucogingival line

A

definite line of demarcation where the attached gingiva and alveolar mucosa meet

46
Q

neck (cervical line)

A

the junction of the crown and root

47
Q

odontoblast

A

the cells in the pulp that produce dentin

48
Q

palate

A

the structure that separates the oral and nasal cavities

49
Q

periodontal ligament

A

a network of fibers connecting the tooth to the bone

50
Q

posterior teeth

A

the premolar and molar teeth

51
Q

premolar

A

the teeth distal to the canine and mesial to the molars with one to three roots

52
Q

primary teeth

A

the first teeth to erupt, eventually replaced by adult teeth

53
Q

proximal

A

the surface of a tooth that is adjacent to another tooth

54
Q

pulp

A

soft tissue component of the tooth consisting of blood and lymphatic vessels, nerve tissue and loose connective tissue

55
Q

pulp chamber

A

portion of the crown containing the pulp

56
Q

radicular

A

pertaining to the root

57
Q

root

A

the portion of the tooth normally covered by cementum

58
Q

root canal

A

portion of the root containing the pulp

59
Q

ruga palatina

A

the irregular ridge in the mucous membrane covering the anterior part of the hard palate

Surgery & Anaesthesia - NSULA Vet Tech Program Spring 2016 (27 decks)

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