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Oral Pathology > Week 6 > Flashcards

Week 6 Flashcards

1
Q

When do developmental disorders occur?

A

when either a failure or a disturbance occurs during cell division and/or differentiation into various structures of the body

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2
Q

What causes inherited disorders?

A

Inherited disorders are caused by an abnormality in the genetic makeup and are transmitted from parent to child

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3
Q

What does congenital disorder mean?

A

Congenital disorder means that it is present at birth. It could be either developmental or inherited

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4
Q

Embryonic facial development: development of the mouth, maxilla and mandible. When does it begin and how?

A

-In the third week of embryonic life, an invagination or infolding of the ectoderm forms the primitive oral cavity called the stomodeum. A and B, As facial development continues, the first branchial arch divides into two maxillary processes. C, The fourth week of development.

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5
Q

Embryonic facial development: how the palate is formed

A

Embryonic facial development-The right and left palatine processes fuse to form the maxilla and premaxilla. A Y-shaped pattern results.

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6
Q

Tooth germ-Development of a tooth germ showing

A

initiation of dental lamina (A), proliferation of dental lamina (B), and differentiation of the components of the tooth germ (C).

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7
Q

Failure of _____results in a cleft

____factors during development can play a role in cleft

Frequency: (the most)
Cleft lip:
Cleft lip & palate:
Cleft palate alone:

Estimate that____ infants in US are born with a cleft lip or palate

A
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8
Q
A

Cleft uvula

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9
Q
A

Cleft palate

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10
Q
A

Unilateral cleft lip

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11
Q
A

Bilateral cleft lip

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12
Q

Cleft lip and cleft palate repair times

A
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13
Q

Soft tissue developmental abnormalites of the lips

A
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14
Q

Ankyloglossia
What is it?
Results from?
Can affect?
Can cause?

A
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15
Q
A

Macroglossia

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16
Q

What is this? What causes it?

A

Bifid tongue; caused by incomplete fusion

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17
Q

Name all discussed in lecture developmental abnormalites of the tongue

A

Ankyloglossia
Macroglossia
Bifid tongue
Median Rhomboid Glossitis (central papillary atrophy)
Fissured tongue
Erythema migrans
Hairy tongue

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18
Q

What is it?
What causes it?
How does it appear?

A
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19
Q
A

Fissured tongue

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20
Q

What is this?
How do the lesions appear?

A
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21
Q

What is this called?
What causes it?
What causes it to have a certain color sometimes?

A
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22
Q

What is it called?
What causes it?
Shapes and sizes?
Incidence?

A
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23
Q
A

Palatine torus

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24
Q

What is it called?
What is it?
Where is it usually?
Unilateral or bilateral?
Usually look?
Incidence?
Onset after what age?

A
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25
Mandibular tori
26
What is it called? What is it? Where is it usually found? Increased incidence in who?
27
What is it called? What is it? Causes?
28
Abnormalities of the teeth: When do disturbances to the tooth happen during development? Disturbances to the tooth that affect clinical manifestations depend on ____
29
3 developmental abnormalities in the number of teeth
30
Hypodontia
31
Supernumerary teeth: mesiodens
32
Supernumerary teeth
33
What is this? What teeth are commonly affected?
34
What is this? How did this happen? How many roots and how many canals?
35
What is this called? How did this happen? Can result in? Involves what? How do the roots look? How to tell difference between this and gemination?
36
What is it called? What is this?
37
What is it? Thought to be caused by what?
38
What is it called? How is it defined? Thought to be caused by?
39
What is it called? How is it defined? Composed of?
40
What is this called? How is it defined? Only occurs in what type of teeth?
41
What is this called? Also called? How is it defined or caused? Results in?
42
What is this called? How is it defined?
43
Supernumerary roots (extra roots)
44
What is enamel hypoplasia?
Enamel hypoplasia is the incomplete or defective formation of enamel.
45
What are the results of enamel hypoplasia?
It results in alteration of tooth form or color.
46
What causes disturbances of ameloblasts during enamel matrix formation? What are the symptoms of enamel hypoplasia? What is the treatment?
47
Enamel hypoplasia
48
What is this? Cause? Appearance? Impact? Treatment?
49
What is this? Definition? Appearance? Impact on teeth permanent and deciduous? Treatment?
50
Hypoplasia as a result of congenital syphillis
51
What is this? Cause? Appearance? Impact? Treatment?
52
What is this called? How is it defined? Cause? Appearance? Impact? Treatment?
53
What is this? Definition Cause Appearance Impact Treatment
54
What is this and how is it defined?
Ankylosed tooth
55
What is an embedded tooth?
Tooth that fails to erupt due to lack of eruptive force or failure in root development
56
What kind of eruption disturbance is this?
Impacted
57
What acquired tooth defect is this? What causes it?
Attrition; frictional contact
58
What acquired tooth defect is this? What is it caused by?
Abrasion; mechanical forces
59
What acquired tooth defect is this? What is it caused by?
60
What acquired tooth defect is this? What is it caused by?
61
Meth mouth
62
What is a karyotype, phenotype and genotype?
63
Name 4 patterns of inheritance
64
What are chromosomal or molecular abnormalities? How common are they? How do gross abnormalities occur? This can range from?
65
Trisomy 21 What is it called? Characteristics?
66
Trisomy 13 types of abnormalities and affects on teeth
67
Turner syndrome
68
Molecular chromosomal abnormalities
69
Other abnormalites

Oral Pathology (10 decks)

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