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Orofacial Week 1-4 > Chapter 2 > Flashcards

Chapter 2 Flashcards

(53 cards)

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1
Q

True or false
The tongue as a whole is a good indicator of a person’s overall health

A

True

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2
Q

True or false

Tongue is covered with stratified squamous epithelium

A

True

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3
Q

Lower surface

Thin epithelium

A

Ventral

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4
Q

Thick epithelium

Upper surface

A

Dorsal

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5
Q

4 types of papillae

A

Circumvallate
Fungiform
Filiform
Foliate

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6
Q

V-shaped row
13 elevations
Under a microscope, they rest in troughs

A

Circumvallate papillae

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7
Q

Anterior 2/3 of tongue
Tiny, round, red
Taste buds in these papillae
ONLY on upper portion of tongue

A

Fungiform papillae

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8
Q

Remainder anterior 2/3 of tongue
Slender , pointed prohections
No taste buds
Tactile sensation

A

Filiform papillae

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9
Q

The region near the midline on the dorsum, just behind the circumvallate papillae at the base of tongue

A

Lingual tonsils

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10
Q

Lateral side close to vallate papillae
Few taste buds

A

Foliate papillae

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11
Q

Crown is covered by

A

Enamel

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12
Q

Root is covered with

A

Cementum

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13
Q

The line formed by the junction of the cementum and the enamel is called

A

Cervical line or CEJ

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14
Q

Moving of the tooth through its surrounding tissue so that the clinical crown gradually appears longer

A

Eruption

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15
Q

Division of a root into 2 segments

A

Bifurcation

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16
Q

Division of a root into 3 segments

A

Trifurcation

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17
Q

Between the roots

A

Furcal region

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18
Q

What are the 4 tooth tissues

A

Enamel
Dentin
Cementum
Dental pulp

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19
Q

Outer surface of the anatomic crown formed by

Hardest tissue in human body

96% inorganic matter, 4 % organic water

A

Enamel

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20
Q

Body of the tooth
Softer than enamel, harder than cementum and bone
70% inorganic matter, 30% organic matter + water

A

Dentin

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21
Q

Grows very slowly and is initiated by normal attrition and wear, normal aging process

A

Secondary dentin

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22
Q

Dentin laid down in response to carries or trauma

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A

Reparative dentin

23
Q

Provides a medium for attachment of the tooth to the alveolar bone

Covers the root in a non perfect layer

45% inorganic, 55% organic matter

24
Q

Cells that produce cementum are called

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A

Cementoblasts

25
Is the union of two triangular ridges, a buccal and a lingual that cross the occlusal surface of a posterior tooth
Transverse ridge
26
The development line that separates this 4th lobe from the labial lobes
Lingual groves
27
Separates the lingual lobe the other 3 lobes
Lingual fossa
28
Lingual love of an anterior tooth and makes up the bulk of the cervical third of the lingual surface
Cingulum
29
Carved out section or area like a cave
Concavity
30
Bulging out
Convexity
31
Ridges of a tooth and a cusp tip are
Convex
32
The union of 2 triangular ridges, a buccal and lingual
Transverse ridges
33
The main ridges on each cusp that run from the tip of the cusp to the central part of the occlusal surface
Triangular ridges
34
Rounded borders of enamel forming the mesial and distal shoulders
Marginal ridges
35
Is an elevated portion of a tooth the runs in a line
Ridges
36
Mound on crown of tooth Found on canines, premolars and molars
Cusps
37
Small pinpoint hole anywhere in enamel
Pits
38
Lingual lobe of maxillary anterior teeth
Cingulum
39
Depression or concavity on tooth
Fossa
40
Small elevations of enamel on some portion if the crown
Tubercles
41
Cut
Incisors
42
Hold , grasp and tear
Canines
43
Hold and grind (crush)
Premolars
44
Chew and grind
Molars
45
Longest teeth in the human dentintion
Canines
46
What are the 2 divisions of the pulp
Pulp chamber Pulp canals
47
Dentin forming cells
Odontoblasts
48
Nourishing, sensory, dentin reparative system of tooth
Pulp
49
What are the 2 types of cementum?
Cellular Acellular
50
What are the 3 salivary glands
Parotid Submandibular Sublingual
51
Produced 25% salivary volume Largest of all the salivary glands Secretes a thin, watery serious secretion
Parotid gland
52
Produces 60-65% saliva Mixed gland-serious and mucous cells Also called maxillary gland
Submandibular gland
53
Produces 10% of saliva Smallest salivary gland Anterior floor of mouth
Sublingual gland

Orofacial Week 1-4 (3 decks)

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