EX3; Mandible and TMJ Practical Images Flashcards Preview

May14 Oral Histology > EX3; Mandible and TMJ Practical Images > Flashcards

Flashcards in EX3; Mandible and TMJ Practical Images Deck (25):
1

What kind of ossification center is this

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intramembranous

2

What kind of ossification center is this

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endochondral

3

What is this image as a whole of (specifically the PDL)

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growth site

4

What are these structures from Meckel's cartilage

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1. incus

2. malleus

3. anterior mallelar ligament

4. sphenomandibular ligament

5. mylohyoid groove ligament

6. enclosed in anterior lingual part of developing mandible

5

What is this an image of

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ossification center of a mandible half

6

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1. tongue

2. meckel's cartilage

3. bone

4. lip

7

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1. Meckel's cartilage

2. bone

8

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1. epithelial buds

2. Meckel's cartilage

9

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1. bone

2. Meckel's cartilage

10

The developing mandibular bone is in this region as depicted by the arrows

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area of mental foramen

11

What do the red and black arrows represent

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red; developing primary second molar bud

black; mylohyoid muscle attached to medial sides of Meckel's cartilages

12

What is the red arrow pointing to

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the attachment of the mylohyoid on the medial Meckel's cartilage

13

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1. malleus

2. incus

3. TMJ articular disc

4. condylar cartilage

14

What kind of joint is this

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freely movable (fetal elbow)

note; the single joint cavity, incomplete disc, and cartilage articular surfaces

15

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A; soft connective tissue articulating surfaces

B; two joint cavities

C; complete articular disc

16

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T; temporal bone

D; disc

C; condyle

P; lateral pterygoid

E; articular eminence

17

What do the arrows represent

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red = semilunar ganglion

blue = blastama of TMJ

black = mandibular bone

18

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1. temporal bone

2. blastema; TMJ

3. mandible bone

4. Meckel's cartilage

5. lateral pterygoid

6. semilunar ganglion

19

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articular disc

20

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1. temporal bone

2. articular disc

3. cavitation of joint

4. articualr surface

5. condylar cartilage

6. lateral pterygoid

21

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1. articular disc

2. lower joint caivty

3. articular surface

4. condylar cartilage

22

Which one of the condyles is of an adult older than 25 years, top or bottom?

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bottom; note the bone tissue and absence of bone marrow

23

Identify the labels and the age of this TMJ

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1. articular dics

2. articular surface

3. compact bone

over 25, due to compact bone replacing cartilage

24

Which of these is from an individual 25 or younger, top or bottom

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bottom

note; the hyaline cartilage and bone marrow

25

Which of these is the older/younger

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left = young

right = old