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Orthodontics > Pedo II Test One > Flashcards

Pedo II Test One Flashcards

1
Q

Who was the doctor associated with acid use?

A

Buonocore

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2
Q

Who was the doctor associated with the creation of resins?

A

Bowen

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3
Q

What four things are needed for caries to occur?

A
  1. Tooth, 2. Sugar, 3. Bugs and 4. Time
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4
Q

What chemical properties should the ideal sealant material demonstrate?

A

Low viscosity and hydrophilic bonding layer

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5
Q

What are glass ionomere materials best used for in the sealant world?

A

Transitional sealants (bad as pit and fissure)

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6
Q

What is the process used to place sealants?

A
  1. Rotary brush, 2. etch, 3. clean/dry, 4. bond, 5. sealant, 6. polymerize/void check and 7. occlusion
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7
Q

Where should the margin of a stainless steel crown be?

A

0.5-1 mm subgingivally

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8
Q

What step differs in the placement of an anterior crown in pedo?

A

Reduction of singulum

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9
Q

What three aesthetic options exist for anterior crowns in pedo?

A
  1. Composite strip crowns, 2. Veneered stainless steel and 3. Zirconia
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10
Q

How do you calculate Lidocaine?

A

4.4 x kg / 34 = mg

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11
Q

How do you calculate articaine?

A

7 x kg / 68 = mg

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12
Q

When does enamel begin to erode (pH)?

A

5.5

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13
Q

What is the difference between external root resorption and ectopic root resorption?

A

Ectopic = pressure from teeth underneath. External is caused by trauma

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14
Q

What do pulpotomy materials place teeth at risk for?

A

Internal resorption

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15
Q

What is the key difference in symptoms between chronic and acute alveolar abscesses?

A

Is there tenderness to the tooth? If so, acute

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16
Q

What is the most common type of leukemia seen in children?

A

ALL

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17
Q

What are the two types of solid brain tumors?

A
  1. Gliomas and 2. Medulloblastomas
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18
Q

What is the most common type of odontogenic tumor?

A

Odontomas

19
Q

When is the average age that a patient will have an odontoma?

A

Second decade of life

20
Q

Describe a Compound Odontoma:

A

Occurs in maxilla, anterior (canine blocked?) and looks like tons of teeth fused together

21
Q

Describe a Complex Odontoma:

A

Occurs in posterior mandible and has an amorphous mass

22
Q

What are the three steps of amelogenesis?

A
  1. Secretion, 2. Calcification and 3. Maturation
23
Q

What five nutrients are known to play a role in enamel hypoplasia?

A
  1. Vitamin A, 2. vitamin C, 3. vitamin D, 4. Calcium and 5. Phosphorus
24
Q

Illness occurring at or around birth can cause what enamel condition?

A

Molor-Incisor Hypomineralization (MIH)

25
Q

What is fluorosis considered?

A

A form of hypomineralization

26
Q

What condition leads to blue teeth and quick enamel wear and is difficult to treat?

A

Dentinogenesis imperfecta

27
Q

What type of dentinogenesis imperfecta has thin, tapered roots with ribbon-like canals and leads to blue sclera and an acorn-shaped skull?

A

Type I

28
Q

What type of dentinogenesis imperfecta has almost no roots on teeth?

A

Type II

29
Q

What type of dentinogenesis imperfecta as bell shaped teeth, shell tooth appearance on x-rays and has an AD path of inheritance?

A

Type III

30
Q

What disease causes the obliteration of pulp chambers and root canals except for a chevron-shaped areas?

A

Type I Dentin Dysplasia

31
Q

What disease causes obliterated pulp chambers with a thistle tube pulp configuration with pulp stones?

A

Type II Dentin Dysplasia

32
Q

What is the most common type of amelogenesis imperfecta?

A

Hypocalcified type - pitted surface, open bite and moth-eaten appearance

33
Q

What type of amelogenesis imperfecta has hard, thin enamel and small teeth that are occasionally tapered and can be related to several diseases?

A

Hypoplastic Type

34
Q

What type of amelogenesis imperfecta has normal enamel thickness, but low radiodensity and is quite soft and flakes off, often with a brown color and has a snow-capped appearance?

A

Hypomaturation Type

35
Q

What type of amelogenesis imperfecta makes it difficult to tell enamel from dentin?

A

Hypomaturation Type

36
Q

What two syndromes are associated most closely with Oligodontia?

A
  1. Ectodermal dysplasia and 2. Down Syndrome
37
Q

What percentage of unerupted canines are impacted?

A

85% (the rest are displaced buccally)

38
Q

What are the four most commonly deficient tissues?

A
  1. Hair, 2. Teeth, 3. Nails and 4 Sweat glands/skin
39
Q

In ectodermal dysplasia, how many teeth typically develop?

A

4-14

40
Q

What are the most commonly missing teeth in ectodermal dysplasia?

A

Mand. incisors and premolars, max. premolars

41
Q

What disease causes a transplacental passage of maternal antibodies against red blood cell antigens of the infant and leads to fetal anemia and primary teeth that appear blue-green or brown in color?

A

Eyrthroblastosis fetalis

42
Q

What disease is a rare liver disease that allows bilirubin t build up in the blood and to stain primary teeth?

A

Biliary Atresia

43
Q

How do teeth discolor in cystic fibrosis?

A

They become grey

44
Q

What are the three most common causes of macroglossia?

A
  1. Hypothyroidism, 2. Down syndrome and 3. Allergic reaction

Orthodontics (8 decks)

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