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E5 March 2016 > 14295B HM manual chapter 7 Oral Pathology > Flashcards

14295B HM manual chapter 7 Oral Pathology Flashcards

1
Q

what phase are teeth in when they go through the tree developmental periods called categories: growth,calcification, and eruption?

A

Odontogenesis

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2
Q

What process describes the tooth breaking through the gingival tissue?

A

Emergence

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3
Q

Tooth buds for the permanent teeth from between the 17th week of fetal life through what age?

A

5

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4
Q

What process refers to the depositing of the matrix for the hard dental structures?

A

apposition

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5
Q

What is the process by which organic tissue (the matrix formed during apposition) becomes hardened by a deposit of calcium or any mineral salts?

A

Calcification

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6
Q

About how many years dose it take for permanent teeth to form from crown completion to the times the tooth emerges into the mouth?

A

3

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7
Q

What process do primary teeth go through when they prepare to fall out to make way for the eruption of permanent teeth?

A

Exfoliation

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8
Q

What is the study of anatomy that includes the minute structure, composition , and functions of tissues?

A

histoloy

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9
Q

The root of a tooth is covered by cementum and embedded in a thin layer of compact bone that from the tooth socket: what is this called?

A

alveolar bone

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10
Q

What is the region called where roots separate when teeth have more than one root?

A

Furcation

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11
Q

A tooth is said to be multicoated if has has how many or more roots?

A

04

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12
Q

What is a slight indentation that encircles the tooth and marks the junction of the anatomical crown with the root?

A

Cervix

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13
Q

What is the calcified substance that covers the entire anatomic crown of the tooth and protects the dentin called?

A

Enamel

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14
Q

What is the hardest tissue in the human body?

A

enamel

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15
Q

Approximately how many pounds per square inch of crushing pressure can enamel endure?

A

100,000

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16
Q

What constitutes the largest portion of the tooth?

A

Dentin

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17
Q

What is the bonelike tissue that covers the roots of the teeth in a thin layer?

A

Cementum

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18
Q

What is the soft tissue inside the tooth called that is developed from the connective tissue of the dental papilla?

A

Dental pulp

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19
Q

What are the tissues that surround and support the teeth collectively called

A

periodontium

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20
Q

What is that bony portion of the maxilla and mandible called where the teeth are embedded and tooth roots are supported?

A

alveolar process

21
Q

what is dense in nature,provides strength and protection and acts as the attachment for skeletal muscles

A

cortical plate

22
Q

what is a thin layer of compact bone which is a specialized continuation of the cortical plate that forms the tooth socket?

A

alveolar bone proper

23
Q

what is a thin fibrous ligament that covers the hard palate and the gingival called ?

A

masicatory mucosa

24
Q

what aids in the support of the teeth and protects the alveolar process and periodontal ligament from bacterial invasion

A

gingia

25
Q

what is the mocks membrane on the tongue in the form of lingual papillae?

A

Specialized mucosa

26
Q

what upper arch teeth referred to as

A

Maxillary

27
Q

The teeth in an arch are composed of six anteriors (capsid to cuspid) as well as how many posterior?

A

10

28
Q

a human receives two sets of teeth during a lifetime. The first set consists of 20 teeth referred to as deciduous or primary (baby teeth). How many teeth dose the second (permanent) set usually consist of ?

A

32

29
Q

what are the teeth located in the front of the mouth the incisors and the cuspids called?

A

anterior

30
Q

What are the teeth located in the back of the mouth the bicuspids and molars called

A

posterior

31
Q

how many classes of teeth based on appearance and function or position is the human permanent dentition is divided into?

A

four

32
Q

what has a single cusp instead of an incised edge and is designed for cutting and tearing

A

cuspid

33
Q

what have two cusps used for cutting and tearing and an occlusal surface that is wider to crush food

A

bicuspids

34
Q

what has four or five suss is shorter and more blunt in shape than the other teeth and provides a broad surface for grinding and chewing solid masses of food?

A

molar

35
Q

what method employs numbers with each tooth designated by a separate number from 1 to 32

A

universal numbering system

36
Q

what is the surface of a tooth that “faces” towards the lips or cheeks called

A

facial

37
Q

what is the proximal surface closest to the midline or middle of the arch called

A

mesial

38
Q

what is the proximal surface oriented away from the midline of the arch called

A

distal

39
Q

what is the surface of an anterior or posterior tooth that faces towards the tongue called

A

lingaul

40
Q

what is the broad chewing surface found on posterior teeth Bicuspids and molars

A

occlusal

41
Q

who was the dentist who developed a classification of normal and abnormal ways teeth meet into centric occlusion

A

edward angle

42
Q

what is the study of the form and shape of teeth

A

tooth morphology

43
Q

in about what percent of maxillary firs bicuspids is the root divided in the apical third

A

50

44
Q

what is a convex mont of enamel localized to the cervical one third of the crown

A

cingulum

45
Q

what is the linear fault that sometimes occurs in a developmental groove by incomplete or imperfect joining of the lobes

A

fissure

46
Q

what is a centrally located depression found on the occlusal surface of molars and mandibular second bicuspids

A

central fossa

47
Q

what is a fissure between the cusps on the crown of the tooth called

A

developmental groove

48
Q

what are small, rounded projections of enamel from the incised edges of newly erupted anterior teeth called

A

mameions

49
Q

what is an elongated valley or depression in the surface of a tooth formed by the inclines of adjiacent cusps or ridges

A

sulcus

E5 March 2016 (28 decks)

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