EX2; Eruption and Shedding Practical Images Flashcards by Courtney Kast

Q

What stage of eruption is this

A

pre-emergence

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Q

What stage of eruption is this

A

Pre-functional

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Q

What stage of eruption is this

A

functional

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Q

What is the primary direction of movement during this stage

A

facially

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Q

A

reduced enamel epithelium

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Q

A

Hertwig’s epithelial root sheath

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Q

What is happening here

A

demineralization of a forming crown

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Q

What is this image depicting

A

reduced enamel epithelium (attached by basal lamina)

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Q

What is this structure and what are its two main functions

A

Hertwig’s root sheath

determines root dentin outline and number of root canals

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Q

What do the arrows depict

A

Hertwig’s root sheath determining the numer of root canals (1)

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Q

What stage is this

A

pre-functional

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Q

A

A; reduced enamel epithelium
B; HERS
C; diaphragm

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Q

A

A; immature enamel
B; reduced enamel epithelium
C; HERS
D; periodontal ligament
E; mineralized dentin
F; predentin
G; odontoblasts

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Q

A

A; reduced enamel epithelium
B; immature enamel
C; HERS
D; root dentin
E; forming PDL
G; cementum
(sorry no F, my alphabet skills are a little off)

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Q

A

A; cementoblasts
B; HERS breaking up
C; HERS intact
D; odontobalsts
E; diaphragm
F; predentin
G; mineralized dentin
H; dental follicle

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Q

What is the arrow pointing to

A

Epithelial rest of Malassez

Q

What is happening here

A

emergence int othe oral cavity and REE becomes junctinal epithelium

Q

A

A; dentin
B; enamel
C; gingiva
D; lamina propria
E; junctional epithelium
F; cementum

Q

A

A; junctional epithelium
B; lamina propria
C; primary cementum

Q

A

A; cementum
B; dentin
C; enamel
D; junctional epithelium
E; connective tissue (lamina propria)
F; basal lamina

Q

What are the following junctional epithelium attachment positions

A

A; attached to enamel
B; attached to enamel and cementum
C; attached to cementum

Q

A

A; root
B; odontoclast
C; interradicular bone
D; osteoclast
E; root sheath diaphragm

Q

What is taking place at the black arrow

A

bone resorption in order to shed the tooth

Q

A

reduced enamel epithelium

Q

What is located at the red arrow and what is taking place at the black arrow

A

red arrow; reduced enamel epithelium
black arrow: bone resorption

Q

A

A; cementum
B; dentin
C; odontoclast (cementoclast)
D; odontoclast (dentinoclast)
E; PDL