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ORAL HISTO > MIDTERM QUIZZES > Flashcards

MIDTERM QUIZZES Flashcards

0
Q

Wavy lines in enamel

A

Perikymata

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1
Q

Prominent striations in enamel

A

Neonatal line

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2
Q

Why cant enamel be repaired

A

No more ameloblast

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3
Q

Difference of rods in enamel rods and interrod enamel

A

Direction of rods

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4
Q

Loss in function: ameloblasts separate from dentin

A

Ameloblastin

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5
Q

High level in fluoride

A

Fluorosis

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6
Q

T/ F

More enamel proteins in tufts

A

Trueeee

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7
Q

T/F

Mature enamel serves as barrier

A

Falseeeee

It allows passage

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8
Q

T/F

Under pits, carious lesion at the BASE

A

Trueeee

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9
Q

Acid etching is for

A

Bonding

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10
Q

Dej is convex towards

A

Dentin

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11
Q

Dej concave towards

A

Enamel

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12
Q

Primary teeth direction

A

Coronally

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13
Q

Permanent teeth direction

A

Apically

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14
Q

Enamel is thickest in the

A

Incisal edges or cusp tip

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15
Q

T/F

AFTER membrana is fragmented, enamel deposits

A

Trueeeee

16
Q

Dentin with tubules calcified materials

A

Sclerotic dentin

17
Q

Color of dentin when decalcified

A

Pink

18
Q

Dentin in ground

A

Yellow

19
Q

Composition of dentin matrix

A

Intratubular

Intertubular

20
Q

T/F

Dentinal tubules ALWAYS contain ODONTOBLASTIC PROCESS

A

Falseee

Some dies

21
Q

T/F

Dentin in human is VASCULAR

A

Falseee

Avascular

22
Q

T/F

LESS dentinal tubules near the PULP

A

Falseeee

MOREEEEE

23
Q

T/F

Younger odontoblasts have shorter Tomes fiber than older odontoblasts

A

Trueeeee

24
Q

Denticle accdg to SHAPE

A

Nodular
Amorphous
Fibrillar

25
Q

Denticle accdg to rel to dentinal wall

A

Free
Attached
Embedded

26
Q

Morphotic response of pulp

A

Formation of sclerotic and tertiary dentin

27
Q

Most superficial layer of pulp

A

Odontoblastic zone

28
Q

Network of myelinated

A

Plexus of raschkow

29
Q

Responsible for lateral spread of infection in the pulp

A

Acc canals

30
Q

Cells involved in int resorption

A

Odontoclasts

31
Q

How to prevent iatrogenic

A

Air water spray
Liners
Friendly materials

32
Q

Numerous Cells in pulp matrix

A

Fibroblasts

33
Q

Why is there pulp recession

A

Deposition of cementum

Resorption of dentin

34
Q

**Apical foramen located

A

Occlusal

ORAL HISTO (11 decks)

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