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Dentistry Module 4 > Development L7 - oral development biology Odontogenesis > Flashcards

Development L7 - oral development biology Odontogenesis Flashcards

1
Q

epithelium (ectoderm) gives rise to what parts of the developing tooth

A

enamel

hyaline layer of the root

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2
Q

the innermost layer of cells or tissues of an embryo in early development that go on to form the primitive gut

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

endoderm

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3
Q

refers to cells that develop into connective tissue, blood vessels and lymphatic tissue

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

mesenchymal

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4
Q

third stage in tooth development, in which the germ grows in to a cap shape

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

cap stage

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5
Q

what does the dental papilla form

A

forms odontoblasts (dentine) and pulp

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6
Q

the 1st pharyngeal arch gives rise to which two process

A

mandibular and maxillary process

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7
Q

a loosely organised, mainly mesodermal embryonic tissue which develops into connective and skeletal tissue, including blood and lymph

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

mesenchyme

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8
Q

what is the name of the 1st pharyngeal arch

A

mandibular arch

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9
Q

second stage simple, spherical to ovid, epithelial condensation poorly morphodifferentiated and histodifferentiated

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

bud stage

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10
Q

the enamel organ consists what four features in the picture

A

inner enamel epithelium

stratum intermedium

stellate reticulum

outer enamel epithelium

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11
Q

from weeks 6 to 12 the vestibular lamina grows and undergoes cell death to form what?

A

formation of the sulcus (vestibule)

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12
Q

mesenchyme (ectomesenchyme) gives rise to what part of the developing tooth?

A

dentine

pulp

cementum

periodontium - pdl and bone

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13
Q

a thickening of the ectodermal epithelium (outer most layer) the primary band then later differentiates into the vestibular band, which eventually forms the lips and cheeks and the dental lamina from which the tooth germ develops

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

primary epithelial band

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14
Q

condensation of the ectomesenchyme, results in the formation of the primary epithelial band.

the proliferation of the primary epithelial band forms what?

A

denal lamina and vestibular lamina

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15
Q

which of the four enamel organ components is responsible for the formation of ameloblasts

inner enamel epithelium

stratum intermedium

stellate reticulum

outer enamel epithelium

A

inner enamel epithelium

ameloblast forms enamel

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16
Q

contributes to the vestibule of the mouth, delineating (bordering) the lips and cheeks from the teeth formation sulcus

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

vestibular lamina

17
Q

at which week does the sulcus form

A

week 12

18
Q
A
19
Q

fully developed tooth

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

crown stage

20
Q

the middle layer of cells of an embryo , which go on to develop cartilage, muscles and bones.

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

mesoderm

21
Q

the outermost layer of the cells or tissue of a embryo in early development which go on to make the epidermis and nerve tissue.

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

ectoderm

22
Q

fourth stage, in which differentiation occurs to furthest extent and starts to resemble a bell

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

bell stage

23
Q

tooth development is 3 overlapping phases - initiation, morphogenesis and histogenesis. and requires the interaction between what?

A

epithelium and mesenchyme

24
Q

of epithelial orgin but behave like mesenchymal cells, synthesis of collagen 1,2,3

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

stellate reticulum

25
Q

contributes to the development of teeth

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

dental lamina

26
Q

what does the dental follicle form?

A

forms cementum, PDL and bone

27
Q

first stage of tooth development

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

inititation stage

28
Q

enamel organ

dental papilla

dental follicle

the above are known as what

A

tooth germ

29
Q

differentiation of undifferentiated cells to make new tissues

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

histogenesis

30
Q

outer layer of cuboidal cells that limit the enamel organ

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

external enamel epithelium

31
Q

enamel, dentine and cementum and unmineralised dental tissues, dental pulp and periodontium

the above statement matches which of the below:

Histogenesis

Mineralised dental tissues

Dental lamina

Vestibular lamina

Initiation stage

Bud stage

Cap stage

Bell stage

Crown stage

External Enamel Epithelium

Stellate reticulum

Stratum Intermedium

Inner enamel epithelium

Ectomesenchyme

Ectoderm

Mesoderm

Endoderm

mesenchyme

mesenchymal

A

mineralised dental tissue

Dentistry Module 4 (30 decks)

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