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Quiz von nur nabila hanapi, aktualisiert more than 1 year ago
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Erstellt von nur nabila hanapi
vor mehr als 6 Jahre
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Frage 1
Frage
What are the defense cells found in pulp?
Antworten
-
T - lymphocytes
-
B - lymphocytes
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Histiocytes
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Rouget cells / pericytes
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Dendritic antigen presenting cell
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Mast cell
Frage 2
Frage
T lymphocytes increase when [blank_start]pulp is injured[blank_end]
Antworten
-
pulp is injured
Frage 3
Frage
T lymphocytes are present in [blank_start]small numbers [blank_end]in normal dental pulp
Antworten
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small numbers
-
large numbers
Frage 4
Frage
T lymphocytes is a [blank_start]small [blank_end]cell with [blank_start]large accentuated[blank_end] nucleus and [blank_start]narrow[blank_end] rim of cytoplasm
Antworten
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small
-
large
-
large accentuated
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small centered
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cart wheel
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narrow
-
thick
Frage 5
Frage
B lymphocytes are present in the normal pulp
Antworten
- True
- False
Frage 6
Frage
Macrophages tend to be peripherally located in the pulp
Antworten
- True
- False
Frage 7
Frage
Macrophages tend to be [blank_start]centrally[blank_end] located in the pulp
Antworten
-
centrally
-
peripherally
-
distally
-
basally
Frage 8
Frage
What are the characteristics of histiocytes in dental pulp?
Antworten
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Large irregular cells
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Small irregular cells
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Large regular cells
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Long sharp processes
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Short blunt processes
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Dark staining nucleus
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Pale nucleus
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Clear areas in cytoplasm
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Dark granules scattered in cytoplasm
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Large lysosomes
Frage 9
Frage
Pulp macrophages are involved in the [blank_start]elimination of dead cells[blank_end]
Antworten
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elimination of dead cells
Frage 10
Frage
What is another name for pericytes?
Antworten
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Rouget cells
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Fibroblast
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Histiocytes
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Undifferentiated ectomesenchymal cells
Frage 11
Frage
Rouget cells are [blank_start]contractile cells[blank_end] capable of [blank_start]reducing the size of the vessel lumen[blank_end]
Antworten
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contractile cells
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formative cells
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reducing the size of the vessel lumen
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secreting ground substance
Frage 12
Frage
Characteristic of dendritic antigen presenting cells
Antworten
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50microm long
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40microm long
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Have 3 or more main dendritic processes that branch
-
Have 5 or more dendritic processes that branch
Frage 13
Frage
Like macrophages, dendritic antigen presenting cells are distributed largely around odontoblast and central blood vessels
Antworten
- True
- False
Frage 14
Frage
Antigen dendritic cells are distributed largely around [blank_start]odontoblast[blank_end] and [blank_start]central blood vessels[blank_end]
Antworten
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odontoblast
-
central blood vessels
Frage 15
Frage
Dendritic antigen presenting cells are phagocytic and increase in number in carious teeth
Antworten
- True
- False
Frage 16
Frage
According to relation to dentin: pulp stones are classified into: [blank_start]free[blank_end], [blank_start]attached[blank_end] and [blank_start]embedded[blank_end] denticles.
Antworten
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free
-
attached
-
embedded
Frage 17
Frage
Almost all denticles begin as free denticles.
Antworten
- True
- False
Frage 18
Frage
A deep cavity preparation can be hazardous for a [blank_start]young[blank_end] person.
Antworten
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young
-
old
Frage 19
Frage
As age increase, pulp chamber becomes [blank_start]smaller[blank_end] due to [blank_start]excessive[blank_end] dentin formation at the [blank_start]roof and floor[blank_end] of pulp chamber.
Antworten
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smaller
-
larger
-
excessive
-
reduced
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roof and floor
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coronal part
-
apical part
Frage 20
Frage
What root should we advance towards when opening the chamber of a lower molar?
Antworten
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Distal root
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Lingual root
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Medial root
Frage 21
Frage
Which direction should when advance towards when opening pulp chamber in an upper molar?
Antworten
-
Lingual root
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Distal root
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Buccal root
Frage 22
Frage
Accessory canals located near coronal part of root or in the bifurcation area a deep periodontal pocket may cause inflammation of the pulp
Antworten
- True
- False
Frage 23
Frage
Exposed pulp can be preserved if proper [blank_start]pulp capping[blank_end] procedures are applied.
Antworten
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pulp capping
Frage 24
Frage
A non vital tooth becomes [blank_start]brittle[blank_end] and is subjected to [blank_start]fracture[blank_end].
Antworten
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brittle
-
fracture
Frage 25
Frage
Some material such as [blank_start]calcium hydroxide[blank_end] seem to facilitate dentin bridge formation.
Antworten
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calcium hydroxide
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fluoride
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hydrogen peroxide
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sialoprotein
Frage 26
Frage
Biologically active molecules that have a direct affect on differentiation and activation of hard tissue forming cells
Antworten
-
Bone morphogenetic protein
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TGF - B
-
Components of dentin matrix
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FGF - 8
-
SHH
-
TGF - A
Frage 27
Frage
According to structure: pulp stones are classified into: [blank_start]true denticles[blank_end], [blank_start]false denticles[blank_end] and [blank_start]diffuse calcification[blank_end].
Antworten
-
true denticles
-
false denticles
-
diffuse calcification
Frage 28
Frage
True denticles are common.
Antworten
- True
- False
Frage 29
Frage
True denticles are similar in structure to [blank_start]dentin[blank_end], containing, [blank_start]dentinal tubules[blank_end] and [blank_start]odontoblastic processes[blank_end].
Antworten
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dentin
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enamel
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dentinal tubules
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hydroxyapatite crystals
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odontoblastic processes
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non-collagenous fibers
Frage 30
Frage
True denticles are usually located close to the coronal part.
Antworten
- True
- False
Frage 31
Frage
True denticles is caused by .....
Antworten
-
Inclusion of remnants of epithelial root sheath within the pulp
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Remnants of necrotic and calcified cells
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Calcification surrounding blood vessels
Frage 32
Frage
False denticles exhibit dentinal tubules
Antworten
- True
- False
Frage 33
Frage
False denticles are...
Antworten
-
Usually found in the pulp chamber
-
Often occur in groups
-
Usually located close to the apical foramen
-
Usually occur singularly
Frage 34
Frage
Diffuse calcification appear as [blank_start]irregular calcific spicules[blank_end] in pulp tissue usually following [blank_start]collagenous fiber bundles[blank_end] or [blank_start]blood vessels[blank_end].
Antworten
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irregular calcific spicules
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collagenous fiber bundles
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blood vessels
Frage 35
Frage
What is diffuse calcification surrounding blood vessels called?
Antworten
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Dystrophic calcification.
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Dead tract
-
Sclerotic dentin
-
True denticle
Frage 36
Frage
Pulp stones are always asymptomatic.
Antworten
- True
- False
Frage 37
Frage
The functions of the pulp are: [blank_start]inductive[blank_end], [blank_start]formative[blank_end], [blank_start]nutritive[blank_end], [blank_start]protective[blank_end] and [blank_start]reparative[blank_end].
Antworten
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inductive
-
formative
-
nutritive
-
protective
-
reparative
Frage 38
Frage
What may lead to accumulation of excess fluid outside of capillaries?
Antworten
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Hyperemia
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Edema
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Inflammation
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Cloudy swelling
Frage 39
Frage
The extensive plexus adjacent to the cell rich zone is called the [blank_start]parietal layer of nerves[blank_end] or [blank_start]plexus of Rashkow[blank_end].
Antworten
-
parietal layer of nerves
-
plexus of Rashkow
Frage 40
Frage
Nerves in the pulp remain myelinated through out their passage to terminate among odontoblast or adjacent to the odontoblast processes.
Antworten
- True
- False
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