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PERSPECTIVE IN DENTISTRY > MODULE 14 > Flashcards

MODULE 14 Flashcards

1
Q

the anatomical area of teeth, usually covered by enamel

A

crown

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2
Q

the whole crown area above the neck, above the cementoenamel junction

A

anatomical crown

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3
Q

a portion of the anatomical crown that is visible or exposed in the oral cavity

A

clinical crown

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4
Q

part of the tooth between the root and the crown

A

the neck

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5
Q

the neck is also called as the

A

dental cervix

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6
Q

the __ is below the gingiva and is anchored to the bone

A

the root

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7
Q

the center portion of the root known as the

A

root canal

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8
Q

found below the cementoenamel junction and is covered with cementum.

A

anatomical root

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9
Q

portion of the anatomical root that is exposed/embedded in the bone

A

clinical root

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10
Q

the hardest and most mineralized substance of the body

A

enamel

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11
Q

the four major tissues that make up the tooth

A

enamel, dentin, cementum, and dental pulp

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12
Q

inorganic and organic material in enamel

A

96% inorganic, 4% water and organic material

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13
Q

the normal color of enamel

A

light yellow or grayish white

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14
Q

enamels primary mineral

A

hydroxyapatite

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15
Q

hydroxyapatite is a

A

crystalline calcium phosphate, primary inorganic component of the teeth

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16
Q

the substance between enamel or cementum and the pulp chamber

A

dentin

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17
Q

ang nag form sa dentin

A

odontoblasts

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18
Q

the formation of dentin is known as

A

dentinogenesis

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19
Q

dentin is made up of

A

70% inorganic 20% organic 10% water

20
Q

microscopic channels in dentin called as

A

dentinal tubules

21
Q

a layer of dentin produced after a root formation and continues to form with age

A

secondary dentin

22
Q

layer of dentin created in response to stimulus, such as cavities and tooth wear

A

tertiary dentin

23
Q

what is dentinal hypersensitivity

A

sharp pain in the tooth caused by exposed dentin and open dentinal tubules

24
Q

a specialized bone like substance covering the root of a tooth.

A

cementum

25
Q

cementum is made up of

A

45% inorganic, 33% organic 22% water

26
Q

cementum is excreted by

A

cementoblasts

27
Q

part of the tooth where the periodontal ligament attaches to

A

cementum

28
Q

the central part of the tooth filled with soft connective tissue

A

dental pulp

29
Q

This tissue contains blood vessels and nerves that enter the tooth from a hole at the apex of the root

A

dental pulp

30
Q

portion of the dental pulp contained within the pulp chamber or crown cavity of the tooth.

A

coronal pulp

31
Q

part of the dental pulp contained within the apical or root portion of the tooth.

A

radicular pulp

32
Q

the specialized tissues that both surround and support the teeth

A

the periodontium

33
Q

tissues of the periodontium

A

gingiva, cementum, periodontal ligaments, alveolar bone

34
Q

the thickened ridge of bone that contains the tooth sockets (dental alveoli) on the jaw bones that hold teeth.

A

alveolar bone

35
Q

curved part of each alveolar process on the jaw is called

A

alveolar arch

36
Q

a region of compact bone adjacent to the periodontal ligament

A

lamina dura

37
Q

alveolar bone is made up of

A

67% inorganic 33% organic

38
Q

compact bone is also called as

A

cortical bone or cribriform plate

39
Q

dense bone in which the bony matrix is solidly filled with organic ground subtance

A

compact bone

40
Q

tiny spaces in the compact bone that contains osteocytes or bone cells

A

lacunae

41
Q

the layer that directly surrounds the tooth sockets,

A

alveolar bone proper

42
Q

the area of the bone that directly comes into contact with the root of a tooth

A

alveolar bone proper

43
Q

highly vascularized and contains red bone marrow

A

trabecular bone (spongy bone)

44
Q

what gives a trabecular bone is spongy appearance

A

trabeculae

45
Q

a group of specialized connective tissue fibers that essentially attach a tooth to the alveolar bone within

A

periodontal ligaments

46
Q

It forms the line where the cementum (that covers the root) meets the enamel.

A

dental cervix

PERSPECTIVE IN DENTISTRY (11 decks)

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